#290404#290404

#290404 is a very dark, moderate red. Relative luminance 0.006; OKLCH L 18.6% C 0.063 H 25.9°. Best body text is #FFFFFF at 18.86:1 contrast (WCAG AA passes).

Color values

HEX	#290404
RGB	rgb(41, 4, 4)
HSL	hsl(0, 82%, 9%)
HSV	hsv(0, 90%, 16%)
CMYK	cmyk(0%, 90.2%, 90.2%, 83.9%)
CIE-LAB	lab(5.12, 17.77, 6.36)
CIE-LCH	lch(5.12, 18.88, 19.70°)
OKLab	oklab(18.59% 0.0568 0.0276)
OKLCH	oklch(18.59% 0.063 25.9)
XYZ	xyz(0.9799, 0.5672, 0.1727)
Luminance	0.0057 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#290404 #042929

analogous

#290417 #290404 #291704

triadic

#290404 #042904 #040429

tetradic

#290404 #172904 #042929 #170429

square

#290404 #172904 #042929 #170429

split-complementary

#290404 #042917 #041729

monochromatic

#1C0303 #1C0303 #290404 #610909 #990F0F

Accessibility & contrast

On white

18.86

#290404 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#290404 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #290404

18.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##290404	#FFFFFF	#000000	##FFFFFF
##290404	1.00	18.86	1.11	18.86
#FFFFFF	18.86	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E0C04

Deuteranopia (green-blind)

#181403

Tritanopia (blue-blind)

#2E0004

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #290404;
/* rgb */ color: rgb(41, 4, 4);
/* oklch */ color: oklch(18.6% 0.063 25.9);

Tailwind

colors: {
  custom: {
    50: '#654848',
    500: '#290404',
    950: '#000000',
  },
}

SCSS

$custom: #290404;
$custom-light: #654848;
$custom-dark: #000000;

JSON

{
  "hex": "#290404",
  "rgb": {
    "r": 41,
    "g": 4,
    "b": 4
  },
  "hsl": {
    "h": 0,
    "s": 82.222,
    "l": 8.824
  },
  "oklch": {
    "l": 0.18592,
    "c": 0.06315,
    "h": 25.9
  },
  "luminance": 0.00567
}

Semantic roles & 50–950 ramp

primary

#290404

secondary

#1D6C6C

accent

#F9F92F

background

#F6F4F4

surface

#EBE6E6

border

#C6C2C2

text

#060000

muted

#7A7777

Preview Lab

Preview with #290404

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

Preview Lab → · Contrast checker → · Palette generator →