#310E13#310E13

#310E13 is a very dark, muted red. Relative luminance 0.010; OKLCH L 22.4% C 0.057 H 14.3°. Best body text is #FFFFFF at 17.46:1 contrast (WCAG AA passes).

Color values

HEX	#310E13
RGB	rgb(49, 14, 19)
HSL	hsl(351, 56%, 12%)
HSV	hsv(351, 71%, 19%)
CMYK	cmyk(0%, 71.4%, 61.2%, 80.8%)
CIE-LAB	lab(9.11, 18.33, 5.26)
CIE-LCH	lch(9.11, 19.07, 16.00°)
OKLab	oklab(22.36% 0.0553 0.0141)
OKLCH	oklch(22.36% 0.057 14.3)
XYZ	xyz(1.5413, 1.0142, 0.7306)
Luminance	0.0101 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310E13 #0E312C

analogous

#310E24 #310E13 #311B0E

triadic

#310E13 #13310E #0E1331

tetradic

#310E13 #24310E #0E312C #1B0E31

square

#310E13 #24310E #0E312C #1B0E31

split-complementary

#310E13 #0E311B #0E2431

monochromatic

#180709 #180709 #310E13 #611C25 #902938

Accessibility & contrast

On white

17.46

#310E13 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#310E13 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310E13

17.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310E13	#FFFFFF	#000000	##FFFFFF
##310E13	1.00	17.46	1.20	17.46
#FFFFFF	17.46	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#161513

Deuteranopia (green-blind)

#1F1C12

Tritanopia (blue-blind)

#360910

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #310e13;
/* rgb */ color: rgb(49, 14, 19);
/* oklch */ color: oklch(22.4% 0.057 14.3);

Tailwind

colors: {
  custom: {
    50: '#6c4e50',
    500: '#310e13',
    950: '#000000',
  },
}

SCSS

$custom: #310e13;
$custom-light: #6c4e50;
$custom-dark: #000000;

JSON

{
  "hex": "#310e13",
  "rgb": {
    "r": 49,
    "g": 14,
    "b": 19
  },
  "hsl": {
    "h": 351.429,
    "s": 55.556,
    "l": 12.353
  },
  "oklch": {
    "l": 0.22358,
    "c": 0.05704,
    "h": 14.3
  },
  "luminance": 0.01014
}

Semantic roles & 50–950 ramp

primary

#310E13

secondary

#2F6C63

accent

#DFC949

background

#F6F4F4

surface

#ECE7E7

border

#C7C3C3

text

#070102

muted

#7A7778

Preview Lab

Preview with #310E13

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

Preview Lab → · Contrast checker → · Palette generator →