#312C0B#312C0B

#312C0B is a dark, muted yellow. Relative luminance 0.025; OKLCH L 29.1% C 0.050 H 100.7°. Best body text is #FFFFFF at 14.04:1 contrast (WCAG AA passes).

Color values

HEX	#312C0B
RGB	rgb(49, 44, 11)
HSL	hsl(52, 63%, 12%)
HSV	hsv(52, 78%, 19%)
CMYK	cmyk(0%, 10.2%, 77.6%, 80.8%)
CIE-LAB	lab(17.82, -2.69, 21.03)
CIE-LCH	lch(17.82, 21.21, 97.29°)
OKLab	oklab(29.07% -0.0092 0.0488)
OKLCH	oklch(29.07% 0.05 100.7)
XYZ	xyz(2.2278, 2.4786, 0.6776)
Luminance	0.0248 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#312C0B #0B1031

analogous

#31190B #312C0B #23310B

triadic

#312C0B #0B312C #2C0B31

tetradic

#312C0B #0B3119 #0B1031 #310B23

square

#312C0B #0B3119 #0B1031 #310B23

split-complementary

#312C0B #0B2331 #190B31

monochromatic

#191606 #191606 #312C0B #635916 #958621

Accessibility & contrast

On white

14.04

#312C0B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#312C0B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312C0B

14.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312C0B	#FFFFFF	#000000	##FFFFFF
##312C0B	1.00	14.04	1.50	14.04
#FFFFFF	14.04	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#312B07

Deuteranopia (green-blind)

#322C0D

Tritanopia (blue-blind)

#352825

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #312c0b;
/* rgb */ color: rgb(49, 44, 11);
/* oklch */ color: oklch(29.1% 0.050 100.7);

Tailwind

colors: {
  custom: {
    50: '#6a644c',
    500: '#312c0b',
    950: '#000000',
  },
}

SCSS

$custom: #312c0b;
$custom-light: #6a644c;
$custom-dark: #000000;

JSON

{
  "hex": "#312c0b",
  "rgb": {
    "r": 49,
    "g": 44,
    "b": 11
  },
  "hsl": {
    "h": 52.105,
    "s": 63.333,
    "l": 11.765
  },
  "oklch": {
    "l": 0.29065,
    "c": 0.04969,
    "h": 100.7
  },
  "luminance": 0.02478
}

Semantic roles & 50–950 ramp

primary

#312C0B

secondary

#2A336E

accent

#57E641

background

#F6F6F4

surface

#EBEBE7

border

#C6C6C3

text

#070501

muted

#7A7A77

Preview Lab

Preview with #312C0B

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

Preview Lab → · Contrast checker → · Palette generator →