#CC4039#CC4039

#CC4039 is a mid, vivid red. Relative luminance 0.168; OKLCH L 57.3% C 0.178 H 27.1°. Best body text is #FFFFFF at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#CC4039
RGB	rgb(204, 64, 57)
HSL	hsl(3, 59%, 51%)
HSV	hsv(3, 72%, 80%)
CMYK	cmyk(0%, 68.6%, 72.1%, 20%)
CIE-LAB	lab(48.01, 54.70, 35.69)
CIE-LCH	lch(48.01, 65.31, 33.13°)
OKLab	oklab(57.28% 0.1582 0.0811)
OKLCH	oklch(57.28% 0.178 27.1)
XYZ	xyz(27.4768, 16.8036, 5.6667)
Luminance	0.1680 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#CC4039 #39C5CC

analogous

#CC397B #CC4039 #CC8939

triadic

#CC4039 #39CC40 #4039CC

tetradic

#CC4039 #7BCC39 #39C5CC #8939CC

square

#CC4039 #7BCC39 #39C5CC #8939CC

split-complementary

#CC4039 #39CC89 #397BCC

monochromatic

#6E201C #9F2F29 #CC4039 #D96F6A #E59E9A

Accessibility & contrast

On white

4.82

#CC4039 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.36

#CC4039 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #CC4039

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##CC4039	#FFFFFF	#000000	##FFFFFF
##CC4039	1.00	4.82	4.36	4.82
#FFFFFF	4.82	1.00	21.00	1.00
#000000	4.36	21.00	1.00	21.00
##FFFFFF	4.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#685F37

Deuteranopia (green-blind)

#8B7D34

Tritanopia (blue-blind)

#E01340

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #cc4039;
/* rgb */ color: rgb(204, 64, 57);
/* oklch */ color: oklch(57.3% 0.178 27.1);

Tailwind

colors: {
  custom: {
    50: '#e47d70',
    500: '#cc4039',
    950: '#000000',
  },
}

SCSS

$custom: #cc4039;
$custom-light: #e47d70;
$custom-dark: #000000;

JSON

{
  "hex": "#cc4039",
  "rgb": {
    "r": 204,
    "g": 64,
    "b": 57
  },
  "hsl": {
    "h": 2.857,
    "s": 59.036,
    "l": 51.176
  },
  "oklch": {
    "l": 0.57284,
    "c": 0.1778,
    "h": 27.1
  },
  "luminance": 0.168
}

Semantic roles & 50–950 ramp

primary

#CC4039

secondary

#90CED1

accent

#DBE246

background

#FFF8F6

surface

#FEEFEC

border

#D6CAC7

text

#170A07

muted

#857C7A

Preview Lab

Preview with #CC4039

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

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