#CC402B#CC402B

#CC402B is a mid, vivid red. Relative luminance 0.167; OKLCH L 57.1% C 0.180 H 31.4°. Best body text is #FFFFFF at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#CC402B
RGB	rgb(204, 64, 43)
HSL	hsl(8, 65%, 48%)
HSV	hsv(8, 79%, 80%)
CMYK	cmyk(0%, 68.6%, 78.9%, 20%)
CIE-LAB	lab(47.86, 54.14, 43.20)
CIE-LCH	lch(47.86, 69.27, 38.59°)
OKLab	oklab(57.12% 0.1537 0.0939)
OKLCH	oklch(57.12% 0.18 31.4)
XYZ	xyz(27.1744, 16.6827, 4.0742)
Luminance	0.1668 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CC402B #2BB7CC

analogous

#CC2B66 #CC402B #CC902B

triadic

#CC402B #2BCC40 #402BCC

tetradic

#CC402B #66CC2B #2BB7CC #902BCC

square

#CC402B #66CC2B #2BB7CC #902BCC

split-complementary

#CC402B #2BCC90 #2B66CC

monochromatic

#672016 #993020 #CC402B #DC6958 #E7978B

Accessibility & contrast

On white

4.84

#CC402B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.34

#CC402B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CC402B

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CC402B	#FFFFFF	#000000	##FFFFFF
##CC402B	1.00	4.84	4.34	4.84
#FFFFFF	4.84	1.00	21.00	1.00
#000000	4.34	21.00	1.00	21.00
##FFFFFF	4.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#695E27

Deuteranopia (green-blind)

#8C7D25

Tritanopia (blue-blind)

#E10D3C

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #cc402b;
/* rgb */ color: rgb(204, 64, 43);
/* oklch */ color: oklch(57.1% 0.180 31.4);

Tailwind

colors: {
  custom: {
    50: '#e57d66',
    500: '#cc402b',
    950: '#000000',
  },
}

SCSS

$custom: #cc402b;
$custom-light: #e57d66;
$custom-dark: #000000;

JSON

{
  "hex": "#cc402b",
  "rgb": {
    "r": 204,
    "g": 64,
    "b": 43
  },
  "hsl": {
    "h": 7.826,
    "s": 65.182,
    "l": 48.431
  },
  "oklch": {
    "l": 0.5712,
    "c": 0.18011,
    "h": 31.4
  },
  "luminance": 0.16679
}

Semantic roles & 50–950 ramp

primary

#CC402B

secondary

#82C6D0

accent

#D2E840

background

#FFF7F6

surface

#FFEEEB

border

#D7C9C6

text

#180A06

muted

#867C7A

Preview Lab

Preview with #CC402B

Body copy rendered with the generated semantic roles for this colour.

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