#310C12#310C12

#310C12 is a very dark, moderate red. Relative luminance 0.010; OKLCH L 22.0% C 0.060 H 13.8°. Best body text is #FFFFFF at 17.62:1 contrast (WCAG AA passes).

Color values

HEX	#310C12
RGB	rgb(49, 12, 18)
HSL	hsl(350, 61%, 12%)
HSV	hsv(350, 76%, 19%)
CMYK	cmyk(0%, 75.5%, 63.3%, 80.8%)
CIE-LAB	lab(8.65, 19.36, 5.22)
CIE-LCH	lch(8.65, 20.05, 15.09°)
OKLab	oklab(22.01% 0.0584 0.0144)
OKLCH	oklch(22.01% 0.06 13.8)
XYZ	xyz(1.5074, 0.9598, 0.6780)
Luminance	0.0096 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310C12 #0C312B

analogous

#310C25 #310C12 #31190C

triadic

#310C12 #12310C #0C1231

tetradic

#310C12 #25310C #0C312B #190C31

square

#310C12 #25310C #0C312B #190C31

split-complementary

#310C12 #0C3119 #0C2531

monochromatic

#190609 #190609 #310C12 #621824 #932436

Accessibility & contrast

On white

17.62

#310C12 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#310C12 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310C12

17.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310C12	#FFFFFF	#000000	##FFFFFF
##310C12	1.00	17.62	1.19	17.62
#FFFFFF	17.62	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#151412

Deuteranopia (green-blind)

#1E1C11

Tritanopia (blue-blind)

#36060E

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #310c12;
/* rgb */ color: rgb(49, 12, 18);
/* oklch */ color: oklch(22.0% 0.060 13.8);

Tailwind

colors: {
  custom: {
    50: '#6c4d4f',
    500: '#310c12',
    950: '#000000',
  },
}

SCSS

$custom: #310c12;
$custom-light: #6c4d4f;
$custom-dark: #000000;

JSON

{
  "hex": "#310c12",
  "rgb": {
    "r": 49,
    "g": 12,
    "b": 18
  },
  "hsl": {
    "h": 350.27,
    "s": 60.656,
    "l": 11.961
  },
  "oklch": {
    "l": 0.22006,
    "c": 0.06015,
    "h": 13.8
  },
  "luminance": 0.0096
}

Semantic roles & 50–950 ramp

primary

#310C12

secondary

#2C6D62

accent

#E4CA44

background

#F6F4F4

surface

#ECE7E7

border

#C7C3C3

text

#070102

muted

#7A7778

Preview Lab

Preview with #310C12

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

Preview Lab → · Contrast checker → · Palette generator →