#290A04#290A04

#290A04 is a very dark, muted red. Relative luminance 0.007; OKLCH L 19.7% C 0.054 H 35.0°. Best body text is #FFFFFF at 18.43:1 contrast (WCAG AA passes).

Color values

HEX	#290A04
RGB	rgb(41, 10, 4)
HSL	hsl(10, 82%, 9%)
HSV	hsv(10, 90%, 16%)
CMYK	cmyk(0%, 75.6%, 90.2%, 83.9%)
CIE-LAB	lab(6.30, 15.06, 8.08)
CIE-LCH	lch(6.30, 17.09, 28.21°)
OKLab	oklab(19.7% 0.0443 0.031)
OKLCH	oklch(19.7% 0.054 35)
XYZ	xyz(1.0450, 0.6974, 0.1944)
Luminance	0.0070 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#290A04 #042329

analogous

#290411 #290A04 #291D04

triadic

#290A04 #04290A #0A0429

tetradic

#290A04 #112904 #042329 #1D0429

square

#290A04 #112904 #042329 #1D0429

split-complementary

#290A04 #04291D #041129

monochromatic

#1C0703 #1C0703 #290A04 #611809 #99250F

Accessibility & contrast

On white

18.43

#290A04 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#290A04 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #290A04

18.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##290A04	#FFFFFF	#000000	##FFFFFF
##290A04	1.00	18.43	1.14	18.43
#FFFFFF	18.43	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#131003

Deuteranopia (green-blind)

#1A1703

Tritanopia (blue-blind)

#2E0408

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #290a04;
/* rgb */ color: rgb(41, 10, 4);
/* oklch */ color: oklch(19.7% 0.054 35.0);

Tailwind

colors: {
  custom: {
    50: '#654b48',
    500: '#290a04',
    950: '#000000',
  },
}

SCSS

$custom: #290a04;
$custom-light: #654b48;
$custom-dark: #000000;

JSON

{
  "hex": "#290a04",
  "rgb": {
    "r": 41,
    "g": 10,
    "b": 4
  },
  "hsl": {
    "h": 9.73,
    "s": 82.222,
    "l": 8.824
  },
  "oklch": {
    "l": 0.19699,
    "c": 0.05409,
    "h": 35
  },
  "luminance": 0.00697
}

Semantic roles & 50–950 ramp

primary

#290A04

secondary

#1D5F6C

accent

#D8F92F

background

#F6F4F4

surface

#EBE7E6

border

#C6C3C2

text

#060100

muted

#7A7777

Preview Lab

Preview with #290A04

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

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