#312F0A#312F0A

#312F0A is a dark, muted yellow. Relative luminance 0.027; OKLCH L 29.9% C 0.054 H 106.2°. Best body text is #FFFFFF at 13.62:1 contrast (WCAG AA passes).

Color values

HEX	#312F0A
RGB	rgb(49, 47, 10)
HSL	hsl(57, 66%, 12%)
HSV	hsv(57, 80%, 19%)
CMYK	cmyk(0%, 4.1%, 79.6%, 80.8%)
CIE-LAB	lab(18.83, -4.73, 22.65)
CIE-LCH	lch(18.83, 23.14, 101.80°)
OKLab	oklab(29.87% -0.0151 0.052)
OKLCH	oklch(29.87% 0.054 106.2)
XYZ	xyz(2.3380, 2.7080, 0.6866)
Luminance	0.0271 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#312F0A #0A0C31

analogous

#311C0A #312F0A #20310A

triadic

#312F0A #0A312F #2F0A31

tetradic

#312F0A #0A311C #0A0C31 #310A20

square

#312F0A #0A311C #0A0C31 #310A20

split-complementary

#312F0A #0A2031 #1C0A31

monochromatic

#191805 #191805 #312F0A #646014 #97911F

Accessibility & contrast

On white

13.62

#312F0A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#312F0A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #312F0A

13.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##312F0A	#FFFFFF	#000000	##FFFFFF
##312F0A	1.00	13.62	1.54	13.62
#FFFFFF	13.62	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#342D06

Deuteranopia (green-blind)

#352E0C

Tritanopia (blue-blind)

#352B27

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #312f0a;
/* rgb */ color: rgb(49, 47, 10);
/* oklch */ color: oklch(29.9% 0.054 106.2);

Tailwind

colors: {
  custom: {
    50: '#6b674c',
    500: '#312f0a',
    950: '#000000',
  },
}

SCSS

$custom: #312f0a;
$custom-light: #6b674c;
$custom-dark: #000000;

JSON

{
  "hex": "#312f0a",
  "rgb": {
    "r": 49,
    "g": 47,
    "b": 10
  },
  "hsl": {
    "h": 56.923,
    "s": 66.102,
    "l": 11.569
  },
  "oklch": {
    "l": 0.29867,
    "c": 0.05414,
    "h": 106.2
  },
  "luminance": 0.02708
}

Semantic roles & 50–950 ramp

primary

#312F0A

secondary

#292C6E

accent

#47E93F

background

#F6F6F4

surface

#EBEBE7

border

#C6C6C3

text

#070601

muted

#7A7A77

Preview Lab

Preview with #312F0A

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

Preview Lab → · Contrast checker → · Palette generator →