#9D181B#9D181B

#9D181B is a dark, vivid red. Relative luminance 0.079; OKLCH L 44.9% C 0.167 H 26.4°. Best body text is #FFFFFF at 8.14:1 contrast (WCAG AA passes).

Color values

HEX	#9D181B
RGB	rgb(157, 24, 27)
HSL	hsl(359, 73%, 35%)
HSV	hsv(359, 85%, 62%)
CMYK	cmyk(0%, 84.7%, 82.8%, 38.4%)
CIE-LAB	lab(33.78, 52.17, 34.86)
CIE-LCH	lch(33.78, 62.74, 33.75°)
OKLab	oklab(44.93% 0.1496 0.0744)
OKLCH	oklch(44.93% 0.167 26.4)
XYZ	xyz(14.4309, 7.9029, 1.8023)
Luminance	0.0790 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#9D181B #189D9A

analogous

#9D185D #9D181B #9D5818

triadic

#9D181B #1B9D18 #181B9D

tetradic

#9D181B #5D9D18 #189D9A #58189D

square

#9D181B #5D9D18 #189D9A #58189D

split-complementary

#9D181B #189D58 #185D9D

monochromatic

#330809 #681012 #9D181B #D22024 #E44C4F

Accessibility & contrast

On white

8.14

#9D181B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#9D181B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #9D181B

8.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##9D181B	#FFFFFF	#000000	##FFFFFF
##9D181B	1.00	8.14	2.58	8.14
#FFFFFF	8.14	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#453D19

Deuteranopia (green-blind)

#655A14

Tritanopia (blue-blind)

#AE001B

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #9d181b;
/* rgb */ color: rgb(157, 24, 27);
/* oklch */ color: oklch(44.9% 0.167 26.4);

Tailwind

colors: {
  custom: {
    50: '#c36558',
    500: '#9d181b',
    950: '#000000',
  },
}

SCSS

$custom: #9d181b;
$custom-light: #c36558;
$custom-dark: #000000;

JSON

{
  "hex": "#9d181b",
  "rgb": {
    "r": 157,
    "g": 24,
    "b": 27
  },
  "hsl": {
    "h": 358.647,
    "s": 73.481,
    "l": 35.49
  },
  "oklch": {
    "l": 0.44934,
    "c": 0.16709,
    "h": 26.4
  },
  "luminance": 0.079
}

Semantic roles & 50–950 ramp

primary

#9D181B

secondary

#4BC5C3

accent

#F0EC38

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#150603

muted

#837A78

Preview Lab

Preview with #9D181B

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

Preview Lab → · Contrast checker → · Palette generator →