Dear color lovers – together, we’ll have a more colorful future. Support us on

✕

CSS Gradients:
RGB 18 53 56

Information

close all

Let CSS suggest color gradients from two hues such as the base hue and the complementary color.

Find examples of linear and radial color transitions.

Easy for web design: Copy the CSS code for easy integration on your website.

Let CSS suggest color gradients from two hues such as the base hue and a lighter hue.

Find examples of linear and radial color transitions from Lighter colors.

Simple for web design: copy the CSS code for easy integration on your website.

Let CSS suggest color gradients from two hues such as the base hue and a darker hue.

Find examples of linear and radial color transitions from Darker colors.

Simple for web design: copy the CSS code for easy integration on your website.

Display options

Description

Dark color: low color values appear darker.

The breakdown of the color into the RGB color system: of 255 maximum color components, 18 red, 53 green and 56 blue.

The mixing ratio of these colors results in the displayed hue in the middle of the overlaps.

In the illustration you can see how the color is composed of the three components: red (top),green (bottom right) and blue (bottom left). In the middle you can see the result color.
18 53 56 R G B
In the CMYK color system the color is composed as follows: In this color tone, out of 100 maximum color components, 68 cyan, 5 magenta, none yellow and 78 key.

The mixing ratio of these colors results in the displayed hue in the middle of the overlaps.

In the diagram you can see how the color is composed of the four components cyan (top left),magenta (top right),yellow (bottom right) and black or key (bottom left). In the middle you can see the result color.
68% 5% 0% 78% C M Y K

Verification of their color palette as a manufacturer!

Provide designers and agencies with accurate color values.

Let's go

Lineal

HEX #123538 to HEX #EDCAC7


CSS-Code:

background-image: linear-gradient(135deg, #123538 6%, #EDCAC7 88%);

Radial

HEX #123538 to HEX #EDCAC7


CSS-Code:

background-image: radial-gradient(circle, #123538 0%, #EDCAC7 94%);

 

HEX #EDCAC7 to HEX #123538


CSS-Code:

background-image: linear-gradient(135deg, #EDCAC7 3%, #123538 96%);

 

HEX #EDCAC7 to HEX #123538


CSS-Code:

background-image: radial-gradient(circle, #EDCAC7 8%, #123538 87%);

Lineal

HEX #123538 to HEX #133A32


CSS-Code:

background-image: linear-gradient(135deg, #123538 2%, #133A32 93%);

Radial

HEX #123538 to HEX #133A32


CSS-Code:

background-image: radial-gradient(circle, #123538 7%, #133A32 86%);

 

HEX #133A32 to HEX #123538


CSS-Code:

background-image: linear-gradient(135deg, #133A32 9%, #123538 92%);

 

HEX #133A32 to HEX #123538


CSS-Code:

background-image: radial-gradient(circle, #133A32 12%, #123538 96%);

 

HEX #123538 to HEX #13373A


CSS-Code:

background-image: linear-gradient(135deg, #123538 9%, #13373A 86%);

 

HEX #123538 to HEX #13373A


CSS-Code:

background-image: radial-gradient(circle, #123538 13%, #13373A 87%);

 

HEX #13373A to HEX #123538


CSS-Code:

background-image: linear-gradient(135deg, #13373A 5%, #123538 100%);

 

HEX #13373A to HEX #123538


CSS-Code:

background-image: radial-gradient(circle, #13373A 12%, #123538 87%);

 

HEX #123538 to HEX #132D3A


CSS-Code:

background-image: linear-gradient(135deg, #123538 14%, #132D3A 96%);

 

HEX #123538 to HEX #132D3A


CSS-Code:

background-image: radial-gradient(circle, #123538 3%, #132D3A 90%);

 

HEX #132D3A to HEX #123538


CSS-Code:

background-image: linear-gradient(135deg, #132D3A 10%, #123538 96%);

 

HEX #132D3A to HEX #123538


CSS-Code:

background-image: radial-gradient(circle, #132D3A 6%, #123538 96%);

 

HEX #123538 to HEX #13223A


CSS-Code:

background-image: linear-gradient(135deg, #123538 12%, #13223A 92%);

 

HEX #123538 to HEX #13223A


CSS-Code:

background-image: radial-gradient(circle, #123538 3%, #13223A 91%);

 

HEX #13223A to HEX #123538


CSS-Code:

background-image: linear-gradient(135deg, #13223A 0%, #123538 99%);

 

HEX #13223A to HEX #123538


CSS-Code:

background-image: radial-gradient(circle, #13223A 4%, #123538 98%);

Lineal

HEX #123538 to HEX #09191B


CSS-Code:

background-image: linear-gradient(135deg, #123538 10%, #09191B 94%);

Radial

HEX #123538 to HEX #09191B


CSS-Code:

background-image: radial-gradient(circle, #123538 13%, #09191B 90%);

 

HEX #09191B to HEX #123538


CSS-Code:

background-image: linear-gradient(135deg, #09191B 2%, #123538 100%);

 

HEX #09191B to HEX #123538


CSS-Code:

background-image: radial-gradient(circle, #09191B 1%, #123538 96%);

 

HEX #123538 to HEX #13373A


CSS-Code:

background-image: linear-gradient(135deg, #123538 2%, #13373A 97%);

 

HEX #123538 to HEX #13373A


CSS-Code:

background-image: radial-gradient(circle, #123538 6%, #13373A 100%);

 

HEX #13373A to HEX #123538


CSS-Code:

background-image: linear-gradient(135deg, #13373A 7%, #123538 86%);

 

HEX #13373A to HEX #123538


CSS-Code:

background-image: radial-gradient(circle, #13373A 4%, #123538 88%);

 

HEX #123538 to HEX #1D5459


CSS-Code:

background-image: linear-gradient(135deg, #123538 6%, #1D5459 96%);

 

HEX #123538 to HEX #1D5459


CSS-Code:

background-image: radial-gradient(circle, #123538 10%, #1D5459 97%);

 

HEX #1D5459 to HEX #123538


CSS-Code:

background-image: linear-gradient(135deg, #1D5459 0%, #123538 97%);

 

HEX #1D5459 to HEX #123538


CSS-Code:

background-image: radial-gradient(circle, #1D5459 10%, #123538 94%);

 

HEX #123538 to HEX #277278


CSS-Code:

background-image: linear-gradient(135deg, #123538 12%, #277278 98%);

 

HEX #123538 to HEX #277278


CSS-Code:

background-image: radial-gradient(circle, #123538 13%, #277278 97%);

 

HEX #277278 to HEX #123538


CSS-Code:

background-image: linear-gradient(135deg, #277278 14%, #123538 100%);

 

HEX #277278 to HEX #123538


CSS-Code:

background-image: radial-gradient(circle, #277278 8%, #123538 96%);

Lineal

HEX #123538 to HEX #133A32


CSS-Code:

background-image: linear-gradient(135deg, #123538 8%, #133A32 88%);

Radial

HEX #123538 to HEX #133A32


CSS-Code:

background-image: radial-gradient(circle, #123538 8%, #133A32 99%);

 

HEX #133A32 to HEX #123538


CSS-Code:

background-image: linear-gradient(135deg, #133A32 3%, #123538 99%);

 

HEX #133A32 to HEX #123538


CSS-Code:

background-image: radial-gradient(circle, #133A32 10%, #123538 93%);

 

HEX #123538 to HEX #13373A


CSS-Code:

background-image: linear-gradient(135deg, #123538 0%, #13373A 94%);

 

HEX #123538 to HEX #13373A


CSS-Code:

background-image: radial-gradient(circle, #123538 10%, #13373A 89%);

 

HEX #13373A to HEX #123538


CSS-Code:

background-image: linear-gradient(135deg, #13373A 1%, #123538 93%);

 

HEX #13373A to HEX #123538


CSS-Code:

background-image: radial-gradient(circle, #13373A 1%, #123538 87%);

 

HEX #123538 to HEX #132D3A


CSS-Code:

background-image: linear-gradient(135deg, #123538 14%, #132D3A 96%);

 

HEX #123538 to HEX #132D3A


CSS-Code:

background-image: radial-gradient(circle, #123538 3%, #132D3A 86%);

 

HEX #132D3A to HEX #123538


CSS-Code:

background-image: linear-gradient(135deg, #132D3A 3%, #123538 94%);

 

HEX #132D3A to HEX #123538


CSS-Code:

background-image: radial-gradient(circle, #132D3A 1%, #123538 99%);

 

HEX #123538 to HEX #13223A


CSS-Code:

background-image: linear-gradient(135deg, #123538 8%, #13223A 93%);

 

HEX #123538 to HEX #13223A


CSS-Code:

background-image: radial-gradient(circle, #123538 1%, #13223A 89%);

 

HEX #13223A to HEX #123538


CSS-Code:

background-image: linear-gradient(135deg, #13223A 12%, #123538 89%);

 

HEX #13223A to HEX #123538


CSS-Code:

background-image: radial-gradient(circle, #13223A 12%, #123538 98%);

Lineal

HEX #123538 to HEX #09191B


CSS-Code:

background-image: linear-gradient(135deg, #123538 0%, #09191B 100%);

Radial

HEX #123538 to HEX #09191B


CSS-Code:

background-image: radial-gradient(circle, #123538 12%, #09191B 96%);

 

HEX #09191B to HEX #123538


CSS-Code:

background-image: linear-gradient(135deg, #09191B 14%, #123538 96%);

 

HEX #09191B to HEX #123538


CSS-Code:

background-image: radial-gradient(circle, #09191B 0%, #123538 99%);

 

HEX #123538 to HEX #13373A


CSS-Code:

background-image: linear-gradient(135deg, #123538 10%, #13373A 92%);

 

HEX #123538 to HEX #13373A


CSS-Code:

background-image: radial-gradient(circle, #123538 13%, #13373A 94%);

 

HEX #13373A to HEX #123538


CSS-Code:

background-image: linear-gradient(135deg, #13373A 11%, #123538 98%);

 

HEX #13373A to HEX #123538


CSS-Code:

background-image: radial-gradient(circle, #13373A 9%, #123538 86%);

 

HEX #123538 to HEX #1D5459


CSS-Code:

background-image: linear-gradient(135deg, #123538 3%, #1D5459 98%);

 

HEX #123538 to HEX #1D5459


CSS-Code:

background-image: radial-gradient(circle, #123538 11%, #1D5459 89%);

 

HEX #1D5459 to HEX #123538


CSS-Code:

background-image: linear-gradient(135deg, #1D5459 13%, #123538 96%);

 

HEX #1D5459 to HEX #123538


CSS-Code:

background-image: radial-gradient(circle, #1D5459 14%, #123538 87%);

 

HEX #123538 to HEX #277278


CSS-Code:

background-image: linear-gradient(135deg, #123538 14%, #277278 89%);

 

HEX #123538 to HEX #277278


CSS-Code:

background-image: radial-gradient(circle, #123538 5%, #277278 96%);

 

HEX #277278 to HEX #123538


CSS-Code:

background-image: linear-gradient(135deg, #277278 2%, #123538 97%);

 

HEX #277278 to HEX #123538


CSS-Code:

background-image: radial-gradient(circle, #277278 8%, #123538 86%);

Lineal

HEX #123538 to HEX #1D133A


CSS-Code:

background-image: linear-gradient(135deg, #123538 5%, #1D133A 96%);

Radial

HEX #123538 to HEX #1D133A


CSS-Code:

background-image: radial-gradient(circle, #123538 6%, #1D133A 90%);

 

HEX #1D133A to HEX #123538


CSS-Code:

background-image: linear-gradient(135deg, #1D133A 11%, #123538 88%);

 

HEX #1D133A to HEX #123538


CSS-Code:

background-image: radial-gradient(circle, #1D133A 2%, #123538 86%);

 

HEX #123538 to HEX #3A2D13


CSS-Code:

background-image: linear-gradient(135deg, #123538 7%, #3A2D13 98%);

 

HEX #123538 to HEX #3A2D13


CSS-Code:

background-image: radial-gradient(circle, #123538 5%, #3A2D13 86%);

 

HEX #3A2D13 to HEX #123538


CSS-Code:

background-image: linear-gradient(135deg, #3A2D13 2%, #123538 92%);

 

HEX #3A2D13 to HEX #123538


CSS-Code:

background-image: radial-gradient(circle, #3A2D13 0%, #123538 94%);

Lineal

HEX #123538 to HEX #3A1337


CSS-Code:

background-image: linear-gradient(135deg, #123538 9%, #3A1337 90%);

Radial

HEX #123538 to HEX #3A1337


CSS-Code:

background-image: radial-gradient(circle, #123538 11%, #3A1337 88%);

 

HEX #3A1337 to HEX #123538


CSS-Code:

background-image: linear-gradient(135deg, #3A1337 11%, #123538 87%);

 

HEX #3A1337 to HEX #123538


CSS-Code:

background-image: radial-gradient(circle, #3A1337 8%, #123538 92%);

 

HEX #123538 to HEX #373A13


CSS-Code:

background-image: linear-gradient(135deg, #123538 14%, #373A13 88%);

 

HEX #123538 to HEX #373A13


CSS-Code:

background-image: radial-gradient(circle, #123538 3%, #373A13 96%);

 

HEX #373A13 to HEX #123538


CSS-Code:

background-image: linear-gradient(135deg, #373A13 13%, #123538 100%);

 

HEX #373A13 to HEX #123538


CSS-Code:

background-image: radial-gradient(circle, #373A13 2%, #123538 87%);

Lineal

HEX #123538 to HEX #1D133A


CSS-Code:

background-image: linear-gradient(135deg, #123538 7%, #1D133A 86%);

Radial

HEX #123538 to HEX #1D133A


CSS-Code:

background-image: radial-gradient(circle, #123538 9%, #1D133A 88%);

 

HEX #1D133A to HEX #123538


CSS-Code:

background-image: linear-gradient(135deg, #1D133A 4%, #123538 91%);

 

HEX #1D133A to HEX #123538


CSS-Code:

background-image: radial-gradient(circle, #1D133A 7%, #123538 87%);

 

HEX #123538 to HEX #3A1513


CSS-Code:

background-image: linear-gradient(135deg, #123538 7%, #3A1513 100%);

 

HEX #123538 to HEX #3A1513


CSS-Code:

background-image: radial-gradient(circle, #123538 13%, #3A1513 96%);

 

HEX #3A1513 to HEX #123538


CSS-Code:

background-image: linear-gradient(135deg, #3A1513 4%, #123538 86%);

 

HEX #3A1513 to HEX #123538


CSS-Code:

background-image: radial-gradient(circle, #3A1513 7%, #123538 93%);

 

HEX #123538 to HEX #2F3A13


CSS-Code:

background-image: linear-gradient(135deg, #123538 10%, #2F3A13 89%);

 

HEX #123538 to HEX #2F3A13


CSS-Code:

background-image: radial-gradient(circle, #123538 7%, #2F3A13 90%);

 

HEX #2F3A13 to HEX #123538


CSS-Code:

background-image: linear-gradient(135deg, #2F3A13 7%, #123538 97%);

 

HEX #2F3A13 to HEX #123538


CSS-Code:

background-image: radial-gradient(circle, #2F3A13 11%, #123538 92%);

Lineal

HEX #123538 to HEX #29133A


CSS-Code:

background-image: linear-gradient(135deg, #123538 6%, #29133A 91%);

Radial

HEX #123538 to HEX #29133A


CSS-Code:

background-image: radial-gradient(circle, #123538 0%, #29133A 93%);

 

HEX #29133A to HEX #123538


CSS-Code:

background-image: linear-gradient(135deg, #29133A 13%, #123538 89%);

 

HEX #29133A to HEX #123538


CSS-Code:

background-image: radial-gradient(circle, #29133A 11%, #123538 91%);

 

HEX #123538 to HEX #3A1513


CSS-Code:

background-image: linear-gradient(135deg, #123538 10%, #3A1513 99%);

 

HEX #123538 to HEX #3A1513


CSS-Code:

background-image: radial-gradient(circle, #123538 1%, #3A1513 100%);

 

HEX #3A1513 to HEX #123538


CSS-Code:

background-image: linear-gradient(135deg, #3A1513 8%, #123538 96%);

 

HEX #3A1513 to HEX #123538


CSS-Code:

background-image: radial-gradient(circle, #3A1513 1%, #123538 90%);

 

HEX #123538 to HEX #243A13


CSS-Code:

background-image: linear-gradient(135deg, #123538 14%, #243A13 86%);

 

HEX #123538 to HEX #243A13


CSS-Code:

background-image: radial-gradient(circle, #123538 0%, #243A13 97%);

 

HEX #243A13 to HEX #123538


CSS-Code:

background-image: linear-gradient(135deg, #243A13 8%, #123538 94%);

 

HEX #243A13 to HEX #123538


CSS-Code:

background-image: radial-gradient(circle, #243A13 0%, #123538 96%);

Show more color palettes

Services

Colors

RGB to HEX

convert from RGB red green blue to #RRGGBB

RGB to CMYK

convert from RGB red green blue to CMYK cyan / magenta / yellow / black

Icons

RGB to RAL®

convert from RGB red green blue to RAL®-number (RAL 0000)

RGB to HKS®

convert from RGB red green blue to HKS®-number (HKS 00)

RGB to PANTONE®

convert from RGB red green blue to Pantone®-number (Pantone 0000)

RGB to Sherwin Williams®

convert from RGB red green blue to Sherwin Williams®-number (SW 0000)

RGB to NCS®

convert from RGB red green blue to NCS-number (S0000-X00X)

nsc-logo

RGBA to HEX

convert from RGBA red green blue transparency to #RRGGBB

RGBA to CMYK

convert from RGBA red green blue transparency to CMYK cyan / magenta / yellow / black

Icons

RGBA to RAL®

convert from RGBA red green blue transparency to RAL®-number (RAL 0000)

RGBA to HKS®

convert from RGBA red green blue transparency to HKS®-number (HKS 00)

RGBA to PANTONE®

convert from RGBA red green blue transparency to Pantone®-number (Pantone 0000)

RGBA to Sherwin Williams®

convert from RGBA red green blue transparency to Sherwin Williams®-number (SW 0000)

RGBA to NCS®

convert from RGBA red green blue transparency to NCS-number (S0000-X00X)

nsc-logo

CMYK to HEX

convert from CMYK cyan / magenta / yellow / black to #RRGGBB

CMYK to RGB

convert from CMYK cyan / magenta / yellow / black to RGB red green blue

CMYK to RGBA

convert from CMYK cyan / magenta / yellow / black to RGBA red green blue transparency

CMYK to RAL®

convert from CMYK cyan / magenta / yellow / black to RAL®-number (RAL 0000)

CMYK to HKS®

convert from CMYK cyan / magenta / yellow / black to HKS®-number (HKS 00)

CMYK to PANTONE®

convert from CMYK cyan / magenta / yellow / black to Pantone®-number (Pantone 0000)

CMYK to Sherwin Williams®

convert from CMYK cyan / magenta / yellow / black to Sherwin Williams®-number (SW 0000)

CMYK to NCS®

convert from CMYK cyan / magenta / yellow / black to NCS-number (S0000-X00X)

nsc-logo

HEX to RGB

convert from #RRGGBB to RGB red green blue

HEX to RGBA

convert from #RRGGBB to RGBA red green blue transparency

HEX to CMYK

convert from #RRGGBB to CMYK cyan / magenta / yellow / black

Icons

HEX to RAL®

convert from #RRGGBB to RAL®-number (RAL 0000)

HEX to HKS®

convert from #RRGGBB to HKS®-number (HKS 00)

HEX to PANTONE®

convert from #RRGGBB to Pantone®-number (Pantone 0000)

HEX to Sherwin Williams®

convert from #RRGGBB to Sherwin Williams®-number (SW 0000)

HEX to NCS®

convert from #RRGGBB to NCS-number (S0000-X00X)

nsc-logo

RAL® to RGB

convert from RAL®-number (RAL 0000) to RGB red green blue

RAL® to RGBA

convert from RAL®-number (RAL 0000) to RGBA red green blue transparency

RAL® to CMYK

convert from RAL®-number (RAL 0000) to CMYK cyan / magenta / yellow / black

Icons

RAL® to HEX

convert from RAL®-number (RAL 0000) to #RRGGBB

RAL® to HKS®

convert from RAL®-number (RAL 0000) to HKS®-number (HKS 00)

RAL® to PANTONE®

convert from RAL®-number (RAL 0000) to Pantone®-number (Pantone 0000)

RAL® to Sherwin Williams®

convert from RAL®-number (RAL 0000) to Sherwin Williams®-number (SW 0000)

RAL® to NCS®

convert from RAL®-number (RAL 0000) to NCS-number (S0000-X00X)

nsc-logo

HKS® to RGB

convert from HKS®-number (HKS 00) to RGB red green blue

HKS® to RGBA

convert from HKS®-number (HKS 00) to RGBA red green blue transparency

HKS® to CMYK

convert from HKS®-number (HKS 00) to CMYK cyan / magenta / yellow / black

Icons

HKS® to HEX

convert from HKS®-number (HKS 00) to #RRGGBB

HKS® to RAL®

convert from HKS®-number (HKS 00) to RAL®-number (RAL 0000)

HKS® to PANTONE®

convert from HKS®-number (HKS 00) to Pantone®-number (Pantone 0000)

HKS® to Sherwin Williams®

convert from HKS®-number (HKS 00) to Sherwin Williams®-number (SW 0000)

HKS® to NCS®

convert from HKS®-number (HKS 00) to NCS-number (S0000-X00X)

nsc-logo

PANTONE® to RGB

convert from Pantone®-number (Pantone 0000) to RGB red green blue

PANTONE® to RGBA

convert from Pantone®-number (Pantone 0000) to RGBA red green blue transparency

PANTONE® to CMYK

convert from Pantone®-number (Pantone 0000) to CMYK cyan / magenta / yellow / black

Icons

PANTONE® to HEX

convert from Pantone®-number (Pantone 0000) to #RRGGBB

PANTONE® to RAL®

convert from Pantone®-number (Pantone 0000) to RAL®-number (RAL 0000)

PANTONE® to HKS®

convert from Pantone®-number (Pantone 0000) to HKS®-number (HKS 00)

PANTONE® to Sherwin Williams®

convert from Pantone®-number (Pantone 0000) to Sherwin Williams®-number (SW 0000)

PANTONE® to NCS®

convert from Pantone®-number (Pantone 0000) to NCS-number (S0000-X00X)

nsc-logo

Sherwin Williams® to RGB

convert from Sherwin Williams®-number (SW 0000) to RGB red green blue

Sherwin Williams® to RGBA

convert from Sherwin Williams®-number (SW 0000) to RGBA red green blue transparency

Sherwin Williams® to CMYK

convert from Sherwin Williams®-number (SW 0000) to CMYK cyan / magenta / yellow / black

Icons

Sherwin Williams® to HEX

convert from Sherwin Williams®-number (SW 0000) to #RRGGBB

Sherwin Williams® to RAL®

convert from Sherwin Williams®-number (SW 0000) to RAL®-number (RAL 0000)

Sherwin Williams® to HKS®

convert from Sherwin Williams®-number (SW 0000) to HKS®-number (HKS 00)

Sherwin Williams® to PANTONE®

convert from Sherwin Williams®-number (SW 0000) to Pantone®-number (Pantone 0000)

Sherwin Williams® to NCS®

convert from Sherwin Williams®-number (SW 0000) to NCS-number (S0000-X00X)

nsc-logo

NCS® to RGB

convert from NCS-number (S0000-X00X) to RGB red green blue

NCS® to RGBA

convert from NCS-number (S0000-X00X) to RGBA red green blue transparency

NCS® to CMYK

convert from NCS-number (S0000-X00X) to CMYK cyan / magenta / yellow / black

Icons

NCS® to HEX

convert from NCS-number (S0000-X00X) to #RRGGBB

NCS® to RAL®

convert from NCS-number (S0000-X00X) to RAL®-number (RAL 0000)

NCS® to HKS®

convert from NCS-number (S0000-X00X) to HKS®-number (HKS 00)

NCS® to PANTONE®

convert from NCS-number (S0000-X00X) to Pantone®-number (Pantone 0000)

To be able to save color palettes, a registration is required.

As a guest, you can collect and download colors in the color collector. Activate qConv Start for free to save color palettes permanently and manage the colors in each palette.

Log in to your account

or

Create an account

Current color palette Share
Should it be public or private?
Link(s) will follow after sharing.

Cancel Share

Color palette shared
Please copy and save the desired link.

Share

OK, I have copied the links

Your colors will be saved in a new color palette.
View them under your profile.
You can customize them further, and share them.

Show color palette
Close

Create a color palette

DownloadDownload in different formats

Remove All

By clicking on you can create palettes and download the color swatches.

Gastzugang

Gastzugang

Guest access – no qConv Start profile yet Core functions are available with a guest allowance. qConv Start is activated after you create a free account. You can then save color palettes and images permanently in your profile.
Save color palettes: free profile requiredUp to 5 colors in the guest color collector