#290803#290803

#290803 is a very dark, muted red. Relative luminance 0.007; OKLCH L 19.3% C 0.057 H 34.0°. Best body text is #FFFFFF at 18.58:1 contrast (WCAG AA passes).

Color values

HEX	#290803
RGB	rgb(41, 8, 3)
HSL	hsl(8, 86%, 9%)
HSV	hsv(8, 93%, 16%)
CMYK	cmyk(0%, 80.5%, 92.7%, 83.9%)
CIE-LAB	lab(5.89, 15.86, 7.89)
CIE-LCH	lch(5.89, 17.72, 26.43°)
OKLab	oklab(19.32% 0.0474 0.032)
OKLCH	oklch(19.32% 0.057 34)
XYZ	xyz(1.0178, 0.6518, 0.1583)
Luminance	0.0065 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#290803 #032429

analogous

#290311 #290803 #291B03

triadic

#290803 #032908 #080329

tetradic

#290803 #112903 #032429 #1B0329

square

#290803 #112903 #032429 #1B0329

split-complementary

#290803 #03291B #031129

monochromatic

#1D0602 #1D0602 #290803 #621307 #9B1E0B

Accessibility & contrast

On white

18.58

#290803 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#290803 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #290803

18.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##290803	#FFFFFF	#000000	##FFFFFF
##290803	1.00	18.58	1.13	18.58
#FFFFFF	18.58	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#110E02

Deuteranopia (green-blind)

#1A1602

Tritanopia (blue-blind)

#2E0207

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #290803;
/* rgb */ color: rgb(41, 8, 3);
/* oklch */ color: oklch(19.3% 0.057 34.0);

Tailwind

colors: {
  custom: {
    50: '#654a48',
    500: '#290803',
    950: '#000000',
  },
}

SCSS

$custom: #290803;
$custom-light: #654a48;
$custom-dark: #000000;

JSON

{
  "hex": "#290803",
  "rgb": {
    "r": 41,
    "g": 8,
    "b": 3
  },
  "hsl": {
    "h": 7.895,
    "s": 86.364,
    "l": 8.627
  },
  "oklch": {
    "l": 0.19319,
    "c": 0.05723,
    "h": 34
  },
  "luminance": 0.00652
}

Semantic roles & 50–950 ramp

primary

#290803

secondary

#1B626D

accent

#E1FD2B

background

#F6F4F4

surface

#EBE7E6

border

#C6C3C2

text

#060100

muted

#7A7777

Preview Lab

Preview with #290803

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

Preview Lab → · Contrast checker → · Palette generator →