#CC4340#CC4340

#CC4340 is a mid, vivid red. Relative luminance 0.172; OKLCH L 57.7% C 0.174 H 25.5°. Best body text is #FFFFFF at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#CC4340
RGB	rgb(204, 67, 64)
HSL	hsl(1, 58%, 53%)
HSV	hsv(1, 69%, 80%)
CMYK	cmyk(0%, 67.2%, 68.6%, 20%)
CIE-LAB	lab(48.54, 53.84, 32.29)
CIE-LCH	lch(48.54, 62.78, 30.95°)
OKLab	oklab(57.71% 0.157 0.0749)
OKLCH	oklch(57.71% 0.174 25.5)
XYZ	xyz(27.8374, 17.2258, 6.7086)
Luminance	0.1722 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CC4340 #40C9CC

analogous

#CC4083 #CC4340 #CC8940

triadic

#CC4340 #40CC43 #4340CC

tetradic

#CC4340 #83CC40 #40C9CC #8940CC

square

#CC4340 #83CC40 #40C9CC #8940CC

split-complementary

#CC4340 #40CC89 #4083CC

monochromatic

#73201F #A32E2C #CC4340 #D97370 #E6A2A1

Accessibility & contrast

On white

4.73

#CC4340 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.44

#CC4340 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CC4340

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CC4340	#FFFFFF	#000000	##FFFFFF
##CC4340	1.00	4.73	4.44	4.73
#FFFFFF	4.73	1.00	21.00	1.00
#000000	4.44	21.00	1.00	21.00
##FFFFFF	4.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#69613E

Deuteranopia (green-blind)

#8B7E3C

Tritanopia (blue-blind)

#E01D44

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #cc4340;
/* rgb */ color: rgb(204, 67, 64);
/* oklch */ color: oklch(57.7% 0.174 25.5);

Tailwind

colors: {
  custom: {
    50: '#e37f75',
    500: '#cc4340',
    950: '#000000',
  },
}

SCSS

$custom: #cc4340;
$custom-light: #e37f75;
$custom-dark: #000000;

JSON

{
  "hex": "#cc4340",
  "rgb": {
    "r": 204,
    "g": 67,
    "b": 64
  },
  "hsl": {
    "h": 1.286,
    "s": 57.851,
    "l": 52.549
  },
  "oklch": {
    "l": 0.57712,
    "c": 0.17392,
    "h": 25.5
  },
  "luminance": 0.17222
}

Semantic roles & 50–950 ramp

primary

#CC4340

secondary

#95D1D2

accent

#DEE147

background

#FFF8F7

surface

#FEEFED

border

#D6CAC8

text

#170B08

muted

#857C7B

Preview Lab

Preview with #CC4340

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

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