#C91E18#C91E18

#C91E18 is a mid, highly saturated red. Relative luminance 0.134; OKLCH L 53.6% C 0.204 H 28.7°. Best body text is #FFFFFF at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#C91E18
RGB	rgb(201, 30, 24)
HSL	hsl(2, 79%, 44%)
HSV	hsv(2, 88%, 79%)
CMYK	cmyk(0%, 85.1%, 88.1%, 21.2%)
CIE-LAB	lab(43.38, 63.19, 48.31)
CIE-LCH	lch(43.38, 79.54, 37.40°)
OKLab	oklab(53.64% 0.1789 0.0981)
OKLCH	oklch(53.64% 0.204 28.7)
XYZ	xyz(24.7197, 13.4162, 2.1520)
Luminance	0.1341 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#C91E18 #18C3C9

analogous

#C9186B #C91E18 #C97718

triadic

#C91E18 #18C91E #1E18C9

tetradic

#C91E18 #6BC918 #18C3C9 #7718C9

square

#C91E18 #6BC918 #18C3C9 #7718C9

split-complementary

#C91E18 #18C977 #186BC9

monochromatic

#5C0E0B #921611 #C91E18 #E73D37 #EE726E

Accessibility & contrast

On white

5.70

#C91E18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.68

#C91E18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #C91E18

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##C91E18	#FFFFFF	#000000	##FFFFFF
##C91E18	1.00	5.70	3.68	5.70
#FFFFFF	5.70	1.00	21.00	1.00
#000000	3.68	21.00	1.00	21.00
##FFFFFF	5.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#594F13

Deuteranopia (green-blind)

#827308

Tritanopia (blue-blind)

#DE0020

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #c91e18;
/* rgb */ color: rgb(201, 30, 24);
/* oklch */ color: oklch(53.6% 0.204 28.7);

Tailwind

colors: {
  custom: {
    50: '#e56e58',
    500: '#c91e18',
    950: '#000000',
  },
}

SCSS

$custom: #c91e18;
$custom-light: #e56e58;
$custom-dark: #000000;

JSON

{
  "hex": "#c91e18",
  "rgb": {
    "r": 201,
    "g": 30,
    "b": 24
  },
  "hsl": {
    "h": 2.034,
    "s": 78.667,
    "l": 44.118
  },
  "oklch": {
    "l": 0.53635,
    "c": 0.20408,
    "h": 28.7
  },
  "luminance": 0.13412
}

Semantic roles & 50–950 ramp

primary

#C91E18

secondary

#69D0D4

accent

#EFF533

background

#FFF7F5

surface

#FFEDE9

border

#D7C8C5

text

#180803

muted

#867B78

Preview Lab

Preview with #C91E18

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

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