#290103#290103

#290103 is a very dark, moderate red. Relative luminance 0.005; OKLCH L 18.0% C 0.069 H 23.7°. Best body text is #FFFFFF at 19.09:1 contrast (WCAG AA passes).

Color values

HEX	#290103
RGB	rgb(41, 1, 3)
HSL	hsl(357, 95%, 8%)
HSV	hsv(357, 98%, 16%)
CMYK	cmyk(0%, 97.6%, 92.7%, 83.9%)
CIE-LAB	lab(4.52, 18.97, 5.88)
CIE-LCH	lch(4.52, 19.86, 17.23°)
OKLab	oklab(17.95% 0.0634 0.0279)
OKLCH	oklch(17.95% 0.069 23.7)
XYZ	xyz(0.9419, 0.4999, 0.1330)
Luminance	0.0050 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#290103 #012927

analogous

#290117 #290103 #291301

triadic

#290103 #032901 #010329

tetradic

#290103 #172901 #012927 #130129

square

#290103 #172901 #012927 #130129

split-complementary

#290103 #012913 #011729

monochromatic

#1E0102 #1E0102 #290103 #650207 #A0040C

Accessibility & contrast

On white

19.09

#290103 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.10

#290103 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #290103

19.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##290103	#FFFFFF	#000000	##FFFFFF
##290103	1.00	19.09	1.10	19.09
#FFFFFF	19.09	1.00	21.00	1.00
#000000	1.10	21.00	1.00	21.00
##FFFFFF	19.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C0903

Deuteranopia (green-blind)

#161302

Tritanopia (blue-blind)

#2E0002

Achromatopsia (no color)

#101010

Design tokens & code

CSS

--color: #290103;
/* rgb */ color: rgb(41, 1, 3);
/* oklch */ color: oklch(18.0% 0.069 23.7);

Tailwind

colors: {
  custom: {
    50: '#644648',
    500: '#290103',
    950: '#000000',
  },
}

SCSS

$custom: #290103;
$custom-light: #644648;
$custom-dark: #000000;

JSON

{
  "hex": "#290103",
  "rgb": {
    "r": 41,
    "g": 1,
    "b": 3
  },
  "hsl": {
    "h": 357,
    "s": 95.238,
    "l": 8.235
  },
  "oklch": {
    "l": 0.17951,
    "c": 0.06929,
    "h": 23.7
  },
  "luminance": 0.005
}

Semantic roles & 50–950 ramp

primary

#290103

secondary

#166F6B

accent

#FFF429

background

#F6F3F4

surface

#EBE5E6

border

#C6C1C2

text

#060000

muted

#7A7677

Preview Lab

Preview with #290103

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

Preview Lab → · Contrast checker → · Palette generator →