#331005#331005

#331005 is a very dark, moderate red. Relative luminance 0.011; OKLCH L 22.8% C 0.060 H 38.7°. Best body text is #FFFFFF at 17.26:1 contrast (WCAG AA passes).

Color values

HEX	#331005
RGB	rgb(51, 16, 5)
HSL	hsl(14, 82%, 11%)
HSV	hsv(14, 90%, 20%)
CMYK	cmyk(0%, 68.6%, 90.2%, 80%)
CIE-LAB	lab(9.69, 16.84, 12.84)
CIE-LCH	lch(9.69, 21.18, 37.31°)
OKLab	oklab(22.78% 0.0471 0.0378)
OKLCH	oklch(22.78% 0.06 38.7)
XYZ	xyz(1.5781, 1.0856, 0.2700)
Luminance	0.0109 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#331005 #052833

analogous

#330511 #331005 #332705

triadic

#331005 #053310 #100533

tetradic

#331005 #113305 #052833 #270533

square

#331005 #113305 #052833 #270533

split-complementary

#331005 #053327 #051133

monochromatic

#1C0903 #1C0903 #331005 #6B210A #A23310

Accessibility & contrast

On white

17.26

#331005 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#331005 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #331005

17.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##331005	#FFFFFF	#000000	##FFFFFF
##331005	1.00	17.26	1.22	17.26
#FFFFFF	17.26	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A1604

Deuteranopia (green-blind)

#221E04

Tritanopia (blue-blind)

#39080D

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #331005;
/* rgb */ color: rgb(51, 16, 5);
/* oklch */ color: oklch(22.8% 0.060 38.7);

Tailwind

colors: {
  custom: {
    50: '#6e4f49',
    500: '#331005',
    950: '#000000',
  },
}

SCSS

$custom: #331005;
$custom-light: #6e4f49;
$custom-dark: #000000;

JSON

{
  "hex": "#331005",
  "rgb": {
    "r": 51,
    "g": 16,
    "b": 5
  },
  "hsl": {
    "h": 14.348,
    "s": 82.143,
    "l": 10.98
  },
  "oklch": {
    "l": 0.22778,
    "c": 0.06038,
    "h": 38.7
  },
  "luminance": 0.01085
}

Semantic roles & 50–950 ramp

primary

#331005

secondary

#1F6074

accent

#C8F82F

background

#F6F4F4

surface

#ECE7E6

border

#C7C3C2

text

#080200

muted

#7B7877

Preview Lab

Preview with #331005

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

Preview Lab → · Contrast checker → · Palette generator →