#C91D18#C91D18

#C91D18 is a mid, highly saturated red. Relative luminance 0.134; OKLCH L 53.6% C 0.205 H 28.6°. Best body text is #FFFFFF at 5.72:1 contrast (WCAG AA passes).

Color values

HEX	#C91D18
RGB	rgb(201, 29, 24)
HSL	hsl(2, 79%, 44%)
HSV	hsv(2, 88%, 79%)
CMYK	cmyk(0%, 85.6%, 88.1%, 21.2%)
CIE-LAB	lab(43.31, 63.40, 48.25)
CIE-LCH	lch(43.31, 79.68, 37.27°)
OKLab	oklab(53.58% 0.1796 0.098)
OKLCH	oklch(53.58% 0.205 28.6)
XYZ	xyz(24.6948, 13.3664, 2.1437)
Luminance	0.1336 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C91D18 #18C4C9

analogous

#C9186C #C91D18 #C97618

triadic

#C91D18 #18C91D #1D18C9

tetradic

#C91D18 #6CC918 #18C4C9 #7618C9

square

#C91D18 #6CC918 #18C4C9 #7618C9

split-complementary

#C91D18 #18C976 #186CC9

monochromatic

#5C0D0B #921511 #C91D18 #E73C37 #EE716E

Accessibility & contrast

On white

5.72

#C91D18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#C91D18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C91D18

5.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C91D18	#FFFFFF	#000000	##FFFFFF
##C91D18	1.00	5.72	3.67	5.72
#FFFFFF	5.72	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#594F13

Deuteranopia (green-blind)

#827308

Tritanopia (blue-blind)

#DE001F

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #c91d18;
/* rgb */ color: rgb(201, 29, 24);
/* oklch */ color: oklch(53.6% 0.205 28.6);

Tailwind

colors: {
  custom: {
    50: '#e56e58',
    500: '#c91d18',
    950: '#000000',
  },
}

SCSS

$custom: #c91d18;
$custom-light: #e56e58;
$custom-dark: #000000;

JSON

{
  "hex": "#c91d18",
  "rgb": {
    "r": 201,
    "g": 29,
    "b": 24
  },
  "hsl": {
    "h": 1.695,
    "s": 78.667,
    "l": 44.118
  },
  "oklch": {
    "l": 0.53581,
    "c": 0.20459,
    "h": 28.6
  },
  "luminance": 0.13362
}

Semantic roles & 50–950 ramp

primary

#C91D18

secondary

#69D1D4

accent

#F0F533

background

#FFF7F5

surface

#FFEDE9

border

#D7C8C5

text

#180803

muted

#867B78

Preview Lab

Preview with #C91D18

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

Preview Lab → · Contrast checker → · Palette generator →