#290A03#290A03

#290A03 is a very dark, muted red. Relative luminance 0.007; OKLCH L 19.7% C 0.055 H 37.2°. Best body text is #FFFFFF at 18.44:1 contrast (WCAG AA passes).

Color values

HEX	#290A03
RGB	rgb(41, 10, 3)
HSL	hsl(11, 86%, 9%)
HSV	hsv(11, 93%, 16%)
CMYK	cmyk(0%, 75.6%, 92.7%, 83.9%)
CIE-LAB	lab(6.28, 14.95, 8.46)
CIE-LCH	lch(6.28, 17.18, 29.50°)
OKLab	oklab(19.67% 0.0436 0.033)
OKLCH	oklch(19.67% 0.055 37.2)
XYZ	xyz(1.0395, 0.6952, 0.1656)
Luminance	0.0069 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#290A03 #032229

analogous

#29030F #290A03 #291D03

triadic

#290A03 #03290A #0A0329

tetradic

#290A03 #0F2903 #032229 #1D0329

square

#290A03 #0F2903 #032229 #1D0329

split-complementary

#290A03 #03291D #030F29

monochromatic

#1D0702 #1D0702 #290A03 #621807 #9B260B

Accessibility & contrast

On white

18.44

#290A03 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#290A03 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #290A03

18.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##290A03	#FFFFFF	#000000	##FFFFFF
##290A03	1.00	18.44	1.14	18.44
#FFFFFF	18.44	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#131002

Deuteranopia (green-blind)

#1A1702

Tritanopia (blue-blind)

#2E0408

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #290a03;
/* rgb */ color: rgb(41, 10, 3);
/* oklch */ color: oklch(19.7% 0.055 37.2);

Tailwind

colors: {
  custom: {
    50: '#654b48',
    500: '#290a03',
    950: '#000000',
  },
}

SCSS

$custom: #290a03;
$custom-light: #654b48;
$custom-dark: #000000;

JSON

{
  "hex": "#290a03",
  "rgb": {
    "r": 41,
    "g": 10,
    "b": 3
  },
  "hsl": {
    "h": 11.053,
    "s": 86.364,
    "l": 8.627
  },
  "oklch": {
    "l": 0.19674,
    "c": 0.05469,
    "h": 37.2
  },
  "luminance": 0.00695
}

Semantic roles & 50–950 ramp

primary

#290A03

secondary

#1B5E6D

accent

#D6FD2B

background

#F6F4F4

surface

#EBE7E6

border

#C6C3C2

text

#060100

muted

#7A7777

Preview Lab

Preview with #290A03

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

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