#290503#290503

#290503 is a very dark, moderate red. Relative luminance 0.006; OKLCH L 18.8% C 0.062 H 29.5°. Best body text is #FFFFFF at 18.79:1 contrast (WCAG AA passes).

Color values

HEX	#290503
RGB	rgb(41, 5, 3)
HSL	hsl(3, 86%, 9%)
HSV	hsv(3, 93%, 16%)
CMYK	cmyk(0%, 87.8%, 92.7%, 83.9%)
CIE-LAB	lab(5.30, 17.21, 7.03)
CIE-LCH	lch(5.30, 18.59, 22.21°)
OKLab	oklab(18.76% 0.0538 0.0304)
OKLCH	oklch(18.76% 0.062 29.5)
XYZ	xyz(0.9853, 0.5867, 0.1475)
Luminance	0.0059 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#290503 #032729

analogous

#290314 #290503 #291803

triadic

#290503 #032905 #050329

tetradic

#290503 #142903 #032729 #180329

square

#290503 #142903 #032729 #180329

split-complementary

#290503 #032918 #031429

monochromatic

#1D0302 #1D0302 #290503 #620C07 #9B130B

Accessibility & contrast

On white

18.79

#290503 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#290503 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #290503

18.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##290503	#FFFFFF	#000000	##FFFFFF
##290503	1.00	18.79	1.12	18.79
#FFFFFF	18.79	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F0C03

Deuteranopia (green-blind)

#181502

Tritanopia (blue-blind)

#2E0005

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #290503;
/* rgb */ color: rgb(41, 5, 3);
/* oklch */ color: oklch(18.8% 0.062 29.5);

Tailwind

colors: {
  custom: {
    50: '#654848',
    500: '#290503',
    950: '#000000',
  },
}

SCSS

$custom: #290503;
$custom-light: #654848;
$custom-dark: #000000;

JSON

{
  "hex": "#290503",
  "rgb": {
    "r": 41,
    "g": 5,
    "b": 3
  },
  "hsl": {
    "h": 3.158,
    "s": 86.364,
    "l": 8.627
  },
  "oklch": {
    "l": 0.18759,
    "c": 0.06175,
    "h": 29.5
  },
  "luminance": 0.00587
}

Semantic roles & 50–950 ramp

primary

#290503

secondary

#1B696D

accent

#F2FD2B

background

#F6F4F4

surface

#EBE6E6

border

#C6C2C2

text

#060000

muted

#7A7777

Preview Lab

Preview with #290503

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

Preview Lab → · Contrast checker → · Palette generator →