#312B09#312B09

#312B09 is a dark, muted yellow. Relative luminance 0.024; OKLCH L 28.8% C 0.051 H 99.1°. Best body text is #FFFFFF at 14.19:1 contrast (WCAG AA passes).

Color values

HEX	#312B09
RGB	rgb(49, 43, 9)
HSL	hsl(51, 69%, 11%)
HSV	hsv(51, 82%, 19%)
CMYK	cmyk(0%, 12.2%, 81.6%, 80.8%)
CIE-LAB	lab(17.46, -2.18, 21.43)
CIE-LCH	lch(17.46, 21.54, 95.80°)
OKLab	oklab(28.77% -0.008 0.0499)
OKLCH	oklch(28.77% 0.051 99.1)
XYZ	xyz(2.1799, 2.4005, 0.6069)
Luminance	0.0240 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#312B09 #090F31

analogous

#311709 #312B09 #233109

triadic

#312B09 #09312B #2B0931

tetradic

#312B09 #093117 #090F31 #310923

square

#312B09 #093117 #090F31 #310923

split-complementary

#312B09 #092331 #170931

monochromatic

#1A1705 #1A1705 #312B09 #655812 #98861C

Accessibility & contrast

On white

14.19

#312B09 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#312B09 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312B09

14.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312B09	#FFFFFF	#000000	##FFFFFF
##312B09	1.00	14.19	1.48	14.19
#FFFFFF	14.19	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#302A05

Deuteranopia (green-blind)

#322C0B

Tritanopia (blue-blind)

#352724

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #312b09;
/* rgb */ color: rgb(49, 43, 9);
/* oklch */ color: oklch(28.8% 0.051 99.1);

Tailwind

colors: {
  custom: {
    50: '#6b644b',
    500: '#312b09',
    950: '#000000',
  },
}

SCSS

$custom: #312b09;
$custom-light: #6b644b;
$custom-dark: #000000;

JSON

{
  "hex": "#312b09",
  "rgb": {
    "r": 49,
    "g": 43,
    "b": 9
  },
  "hsl": {
    "h": 51,
    "s": 68.966,
    "l": 11.373
  },
  "oklch": {
    "l": 0.28774,
    "c": 0.05055,
    "h": 99.1
  },
  "luminance": 0.024
}

Semantic roles & 50–950 ramp

primary

#312B09

secondary

#27326F

accent

#56EC3C

background

#F6F5F4

surface

#EBEAE7

border

#C6C6C3

text

#070501

muted

#7A7977

Preview Lab

Preview with #312B09

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

Preview Lab → · Contrast checker → · Palette generator →