#31340B#31340B

#31340B is a dark, muted yellow. Relative luminance 0.031; OKLCH L 31.3% C 0.060 H 113.4°. Best body text is #FFFFFF at 12.91:1 contrast (WCAG AA passes).

Color values

HEX	#31340B
RGB	rgb(49, 52, 11)
HSL	hsl(64, 65%, 12%)
HSV	hsv(64, 79%, 20%)
CMYK	cmyk(5.8%, 0%, 78.8%, 79.6%)
CIE-LAB	lab(20.57, -7.85, 24.21)
CIE-LCH	lch(20.57, 25.45, 107.95°)
OKLab	oklab(31.26% -0.0237 0.0549)
OKLCH	oklch(31.26% 0.06 113.4)
XYZ	xyz(2.5551, 3.1332, 0.7867)
Luminance	0.0313 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31340B #0E0B34

analogous

#34220B #31340B #1D340B

triadic

#31340B #0B3134 #340B31

tetradic

#31340B #0B3422 #0E0B34 #340B1D

square

#31340B #0B3422 #0E0B34 #340B1D

split-complementary

#31340B #0B1D34 #220B34

monochromatic

#181905 #181905 #31340B #616716 #909920

Accessibility & contrast

On white

12.91

#31340B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#31340B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31340B

12.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31340B	#FFFFFF	#000000	##FFFFFF
##31340B	1.00	12.91	1.63	12.91
#FFFFFF	12.91	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#383106

Deuteranopia (green-blind)

#38320E

Tritanopia (blue-blind)

#35302C

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #31340b;
/* rgb */ color: rgb(49, 52, 11);
/* oklch */ color: oklch(31.3% 0.060 113.4);

Tailwind

colors: {
  custom: {
    50: '#6b6b4d',
    500: '#31340b',
    950: '#000000',
  },
}

SCSS

$custom: #31340b;
$custom-light: #6b6b4d;
$custom-dark: #000000;

JSON

{
  "hex": "#31340b",
  "rgb": {
    "r": 49,
    "g": 52,
    "b": 11
  },
  "hsl": {
    "h": 64.39,
    "s": 65.079,
    "l": 12.353
  },
  "oklch": {
    "l": 0.31256,
    "c": 0.05979,
    "h": 113.4
  },
  "luminance": 0.03133
}

Semantic roles & 50–950 ramp

primary

#31340B

secondary

#2F2A71

accent

#40E84C

background

#F6F6F4

surface

#EBEBE7

border

#C6C6C3

text

#070601

muted

#7A7A77

Preview Lab

Preview with #31340B

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

Preview Lab → · Contrast checker → · Palette generator →