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

✕

CSS Gradients:
#FE103C

Information

close all

2-color gradients - Complementary color

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.

2-color gradients - Lighter colors

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.

2-color gradients - Darker colors

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

Red clearly dominates: The red value is significantly higher than green and blue. Dark color: low color values appear darker.

The breakdown of the color into the RGB color system: of 255 maximum color components, 254 red, 16 green and 60 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.

In the CMYK color system the color is composed as follows: In this color tone, out of 100 maximum color components, none cyan, 94 magenta, 76 yellow and none 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.

Verification of their color palette as a manufacturer!

Provide designers and agencies with accurate color values.

Let's go

2-color gradients of #FE103C - Complementary color

Lineal

HEX #FE103C to HEX #01EFC3

CSS-Code:

background-image: linear-gradient(135deg, #FE103C 12%, #01EFC3 91%);

Radial

HEX #FE103C to HEX #01EFC3

CSS-Code:

background-image: radial-gradient(circle, #FE103C 10%, #01EFC3 93%);

HEX #01EFC3 to HEX #FE103C

CSS-Code:

background-image: linear-gradient(135deg, #01EFC3 4%, #FE103C 90%);

HEX #01EFC3 to HEX #FE103C

CSS-Code:

background-image: radial-gradient(circle, #01EFC3 13%, #FE103C 99%);

2-color gradients of #FE103C - Lighter colors

Lineal

HEX #FE103C to HEX #FE107F

CSS-Code:

background-image: linear-gradient(135deg, #FE103C 5%, #FE107F 94%);

Radial

HEX #FE103C to HEX #FE107F

CSS-Code:

background-image: radial-gradient(circle, #FE103C 6%, #FE107F 98%);

HEX #FE107F to HEX #FE103C

CSS-Code:

background-image: linear-gradient(135deg, #FE107F 5%, #FE103C 94%);

HEX #FE107F to HEX #FE103C

CSS-Code:

background-image: radial-gradient(circle, #FE107F 2%, #FE103C 90%);

HEX #FE103C to HEX #FE1040

CSS-Code:

background-image: linear-gradient(135deg, #FE103C 1%, #FE1040 94%);

HEX #FE103C to HEX #FE1040

CSS-Code:

background-image: radial-gradient(circle, #FE103C 2%, #FE1040 89%);

HEX #FE1040 to HEX #FE103C

CSS-Code:

background-image: linear-gradient(135deg, #FE1040 14%, #FE103C 87%);

HEX #FE1040 to HEX #FE103C

CSS-Code:

background-image: radial-gradient(circle, #FE1040 9%, #FE103C 97%);

HEX #FE103C to HEX #FE2010

CSS-Code:

background-image: linear-gradient(135deg, #FE103C 8%, #FE2010 97%);

HEX #FE103C to HEX #FE2010

CSS-Code:

background-image: radial-gradient(circle, #FE103C 8%, #FE2010 89%);

HEX #FE2010 to HEX #FE103C

CSS-Code:

background-image: linear-gradient(135deg, #FE2010 8%, #FE103C 88%);

HEX #FE2010 to HEX #FE103C

CSS-Code:

background-image: radial-gradient(circle, #FE2010 9%, #FE103C 91%);

HEX #FE103C to HEX #FE6010

CSS-Code:

background-image: linear-gradient(135deg, #FE103C 12%, #FE6010 93%);

HEX #FE103C to HEX #FE6010

CSS-Code:

background-image: radial-gradient(circle, #FE103C 12%, #FE6010 90%);

HEX #FE6010 to HEX #FE103C

CSS-Code:

background-image: linear-gradient(135deg, #FE6010 3%, #FE103C 88%);

HEX #FE6010 to HEX #FE103C

CSS-Code:

background-image: radial-gradient(circle, #FE6010 11%, #FE103C 97%);

2-color gradients of #FE103C - Darker colors

Lineal

HEX #FE103C to HEX #E4012B

CSS-Code:

background-image: linear-gradient(135deg, #FE103C 1%, #E4012B 94%);

Radial

HEX #FE103C to HEX #E4012B

CSS-Code:

background-image: radial-gradient(circle, #FE103C 1%, #E4012B 93%);

HEX #E4012B to HEX #FE103C

CSS-Code:

background-image: linear-gradient(135deg, #E4012B 11%, #FE103C 100%);

HEX #E4012B to HEX #FE103C

CSS-Code:

background-image: radial-gradient(circle, #E4012B 3%, #FE103C 97%);

HEX #FE103C to HEX #FE3A5E

CSS-Code:

background-image: linear-gradient(135deg, #FE103C 10%, #FE3A5E 89%);

HEX #FE103C to HEX #FE3A5E

CSS-Code:

background-image: radial-gradient(circle, #FE103C 10%, #FE3A5E 97%);

HEX #FE3A5E to HEX #FE103C

CSS-Code:

background-image: linear-gradient(135deg, #FE3A5E 13%, #FE103C 91%);

HEX #FE3A5E to HEX #FE103C

CSS-Code:

background-image: radial-gradient(circle, #FE3A5E 5%, #FE103C 97%);

HEX #FE103C to HEX #FE637F

CSS-Code:

background-image: linear-gradient(135deg, #FE103C 8%, #FE637F 96%);

HEX #FE103C to HEX #FE637F

CSS-Code:

background-image: radial-gradient(circle, #FE103C 7%, #FE637F 89%);

HEX #FE637F to HEX #FE103C

CSS-Code:

background-image: linear-gradient(135deg, #FE637F 10%, #FE103C 94%);

HEX #FE637F to HEX #FE103C

CSS-Code:

background-image: radial-gradient(circle, #FE637F 7%, #FE103C 99%);

2-color gradients of #FE103C - Analogue colors

Lineal

HEX #FE103C to HEX #FE107F

CSS-Code:

background-image: linear-gradient(135deg, #FE103C 5%, #FE107F 93%);

Radial

HEX #FE103C to HEX #FE107F

CSS-Code:

background-image: radial-gradient(circle, #FE103C 2%, #FE107F 97%);

HEX #FE107F to HEX #FE103C

CSS-Code:

background-image: linear-gradient(135deg, #FE107F 3%, #FE103C 95%);

HEX #FE107F to HEX #FE103C

CSS-Code:

background-image: radial-gradient(circle, #FE107F 2%, #FE103C 86%);

HEX #FE103C to HEX #FE1040

CSS-Code:

background-image: linear-gradient(135deg, #FE103C 9%, #FE1040 94%);

HEX #FE103C to HEX #FE1040

CSS-Code:

background-image: radial-gradient(circle, #FE103C 4%, #FE1040 87%);

HEX #FE1040 to HEX #FE103C

CSS-Code:

background-image: linear-gradient(135deg, #FE1040 6%, #FE103C 91%);

HEX #FE1040 to HEX #FE103C

CSS-Code:

background-image: radial-gradient(circle, #FE1040 3%, #FE103C 97%);

HEX #FE103C to HEX #FE2010

CSS-Code:

background-image: linear-gradient(135deg, #FE103C 4%, #FE2010 86%);

HEX #FE103C to HEX #FE2010

CSS-Code:

background-image: radial-gradient(circle, #FE103C 5%, #FE2010 89%);

HEX #FE2010 to HEX #FE103C

CSS-Code:

background-image: linear-gradient(135deg, #FE2010 9%, #FE103C 89%);

HEX #FE2010 to HEX #FE103C

CSS-Code:

background-image: radial-gradient(circle, #FE2010 8%, #FE103C 90%);

HEX #FE103C to HEX #FE6010

CSS-Code:

background-image: linear-gradient(135deg, #FE103C 4%, #FE6010 97%);

HEX #FE103C to HEX #FE6010

CSS-Code:

background-image: radial-gradient(circle, #FE103C 3%, #FE6010 97%);

HEX #FE6010 to HEX #FE103C

CSS-Code:

background-image: linear-gradient(135deg, #FE6010 8%, #FE103C 100%);

HEX #FE6010 to HEX #FE103C

CSS-Code:

background-image: radial-gradient(circle, #FE6010 10%, #FE103C 93%);

2-color gradients of #FE103C - Monochromatic colors

Lineal

HEX #FE103C to HEX #E4012B

CSS-Code:

background-image: linear-gradient(135deg, #FE103C 0%, #E4012B 95%);

Radial

HEX #FE103C to HEX #E4012B

CSS-Code:

background-image: radial-gradient(circle, #FE103C 12%, #E4012B 99%);

HEX #E4012B to HEX #FE103C

CSS-Code:

background-image: linear-gradient(135deg, #E4012B 11%, #FE103C 96%);

HEX #E4012B to HEX #FE103C

CSS-Code:

background-image: radial-gradient(circle, #E4012B 0%, #FE103C 87%);

HEX #FE103C to HEX #FE3A5E

CSS-Code:

background-image: linear-gradient(135deg, #FE103C 13%, #FE3A5E 90%);

HEX #FE103C to HEX #FE3A5E

CSS-Code:

background-image: radial-gradient(circle, #FE103C 0%, #FE3A5E 100%);

HEX #FE3A5E to HEX #FE103C

CSS-Code:

background-image: linear-gradient(135deg, #FE3A5E 10%, #FE103C 98%);

HEX #FE3A5E to HEX #FE103C

CSS-Code:

background-image: radial-gradient(circle, #FE3A5E 4%, #FE103C 95%);

HEX #FE103C to HEX #FE637F

CSS-Code:

background-image: linear-gradient(135deg, #FE103C 11%, #FE637F 86%);

HEX #FE103C to HEX #FE637F

CSS-Code:

background-image: radial-gradient(circle, #FE103C 13%, #FE637F 91%);

HEX #FE637F to HEX #FE103C

CSS-Code:

background-image: linear-gradient(135deg, #FE637F 7%, #FE103C 96%);

HEX #FE637F to HEX #FE103C

CSS-Code:

background-image: radial-gradient(circle, #FE637F 3%, #FE103C 87%);

2-color gradients of #FE103C - Partial complementary colors

Lineal

HEX #FE103C to HEX #FEFE10

CSS-Code:

background-image: linear-gradient(135deg, #FE103C 0%, #FEFE10 99%);

Radial

HEX #FE103C to HEX #FEFE10

CSS-Code:

background-image: radial-gradient(circle, #FE103C 9%, #FEFE10 98%);

HEX #FEFE10 to HEX #FE103C

CSS-Code:

background-image: linear-gradient(135deg, #FEFE10 10%, #FE103C 98%);

HEX #FEFE10 to HEX #FE103C

CSS-Code:

background-image: radial-gradient(circle, #FEFE10 1%, #FE103C 98%);

HEX #FE103C to HEX #109FFE

CSS-Code:

background-image: linear-gradient(135deg, #FE103C 14%, #109FFE 88%);

HEX #FE103C to HEX #109FFE

CSS-Code:

background-image: radial-gradient(circle, #FE103C 1%, #109FFE 92%);

HEX #109FFE to HEX #FE103C

CSS-Code:

background-image: linear-gradient(135deg, #109FFE 5%, #FE103C 91%);

HEX #109FFE to HEX #FE103C

CSS-Code:

background-image: radial-gradient(circle, #109FFE 1%, #FE103C 91%);

2-color gradients of #FE103C - Triadic colors

Lineal

HEX #FE103C to HEX #40FE10

CSS-Code:

background-image: linear-gradient(135deg, #FE103C 8%, #40FE10 99%);

Radial

HEX #FE103C to HEX #40FE10

CSS-Code:

background-image: radial-gradient(circle, #FE103C 2%, #40FE10 99%);

HEX #40FE10 to HEX #FE103C

CSS-Code:

background-image: linear-gradient(135deg, #40FE10 0%, #FE103C 88%);

HEX #40FE10 to HEX #FE103C

CSS-Code:

background-image: radial-gradient(circle, #40FE10 9%, #FE103C 90%);

HEX #FE103C to HEX #1040FE

CSS-Code:

background-image: linear-gradient(135deg, #FE103C 1%, #1040FE 91%);

HEX #FE103C to HEX #1040FE

CSS-Code:

background-image: radial-gradient(circle, #FE103C 13%, #1040FE 90%);

HEX #1040FE to HEX #FE103C

CSS-Code:

background-image: linear-gradient(135deg, #1040FE 12%, #FE103C 100%);

HEX #1040FE to HEX #FE103C

CSS-Code:

background-image: radial-gradient(circle, #1040FE 7%, #FE103C 95%);

2-color gradients of #FE103C - Rectangular (tetradic) colors

Lineal

HEX #FE103C to HEX #FEFE10

CSS-Code:

background-image: linear-gradient(135deg, #FE103C 10%, #FEFE10 96%);

Radial

HEX #FE103C to HEX #FEFE10

CSS-Code:

background-image: radial-gradient(circle, #FE103C 1%, #FEFE10 91%);

HEX #FEFE10 to HEX #FE103C

CSS-Code:

background-image: linear-gradient(135deg, #FEFE10 1%, #FE103C 97%);

HEX #FEFE10 to HEX #FE103C

CSS-Code:

background-image: radial-gradient(circle, #FEFE10 4%, #FE103C 95%);

HEX #FE103C to HEX #10FECE

CSS-Code:

background-image: linear-gradient(135deg, #FE103C 3%, #10FECE 96%);

HEX #FE103C to HEX #10FECE

CSS-Code:

background-image: radial-gradient(circle, #FE103C 9%, #10FECE 95%);

HEX #10FECE to HEX #FE103C

CSS-Code:

background-image: linear-gradient(135deg, #10FECE 4%, #FE103C 92%);

HEX #10FECE to HEX #FE103C

CSS-Code:

background-image: radial-gradient(circle, #10FECE 0%, #FE103C 98%);

HEX #FE103C to HEX #1010FE

CSS-Code:

background-image: linear-gradient(135deg, #FE103C 2%, #1010FE 92%);

HEX #FE103C to HEX #1010FE

CSS-Code:

background-image: radial-gradient(circle, #FE103C 0%, #1010FE 91%);

HEX #1010FE to HEX #FE103C

CSS-Code:

background-image: linear-gradient(135deg, #1010FE 8%, #FE103C 88%);

HEX #1010FE to HEX #FE103C

CSS-Code:

background-image: radial-gradient(circle, #1010FE 13%, #FE103C 100%);

2-color gradients of #FE103C - Square colors

Lineal

HEX #FE103C to HEX #B7FE10

CSS-Code:

background-image: linear-gradient(135deg, #FE103C 2%, #B7FE10 86%);

Radial

HEX #FE103C to HEX #B7FE10

CSS-Code:

background-image: radial-gradient(circle, #FE103C 13%, #B7FE10 98%);

HEX #B7FE10 to HEX #FE103C

CSS-Code:

background-image: linear-gradient(135deg, #B7FE10 3%, #FE103C 90%);

HEX #B7FE10 to HEX #FE103C

CSS-Code:

background-image: radial-gradient(circle, #B7FE10 8%, #FE103C 97%);

HEX #FE103C to HEX #10FECE

CSS-Code:

background-image: linear-gradient(135deg, #FE103C 2%, #10FECE 97%);

HEX #FE103C to HEX #10FECE

CSS-Code:

background-image: radial-gradient(circle, #FE103C 7%, #10FECE 87%);

HEX #10FECE to HEX #FE103C

CSS-Code:

background-image: linear-gradient(135deg, #10FECE 8%, #FE103C 95%);

HEX #10FECE to HEX #FE103C

CSS-Code:

background-image: radial-gradient(circle, #10FECE 0%, #FE103C 97%);

HEX #FE103C to HEX #5810FE

CSS-Code:

background-image: linear-gradient(135deg, #FE103C 13%, #5810FE 88%);

HEX #FE103C to HEX #5810FE

CSS-Code:

background-image: radial-gradient(circle, #FE103C 0%, #5810FE 99%);

HEX #5810FE to HEX #FE103C

CSS-Code:

background-image: linear-gradient(135deg, #5810FE 11%, #FE103C 96%);

HEX #5810FE to HEX #FE103C

CSS-Code:

background-image: radial-gradient(circle, #5810FE 2%, #FE103C 95%);

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

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)

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

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)

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)

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

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)

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

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)

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

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)

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

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)

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

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)

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

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.

Public

Color palette shared
Please copy and save the desired link.

Share

View

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

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

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