#37310C#37310C

#37310C is a dark, muted yellow. Relative luminance 0.030; OKLCH L 31.1% C 0.054 H 100.0°. Best body text is #FFFFFF at 13.07:1 contrast (WCAG AA passes).

Color values

HEX	#37310C
RGB	rgb(55, 49, 12)
HSL	hsl(52, 64%, 13%)
HSV	hsv(52, 78%, 22%)
CMYK	cmyk(0%, 10.9%, 78.2%, 78.4%)
CIE-LAB	lab(20.19, -2.66, 23.51)
CIE-LCH	lch(20.19, 23.66, 96.44°)
OKLab	oklab(31.1% -0.0094 0.0534)
OKLCH	oklch(31.1% 0.054 100)
XYZ	xyz(2.7403, 3.0355, 0.7893)
Luminance	0.0303 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37310C #0C1237

analogous

#371B0C #37310C #27370C

triadic

#37310C #0C3731 #310C37

tetradic

#37310C #0C371B #0C1237 #370C27

square

#37310C #0C371B #0C1237 #370C27

split-complementary

#37310C #0C2737 #1B0C37

monochromatic

#191605 #191605 #37310C #695E17 #9B8B22

Accessibility & contrast

On white

13.07

#37310C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#37310C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37310C

13.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37310C	#FFFFFF	#000000	##FFFFFF
##37310C	1.00	13.07	1.61	13.07
#FFFFFF	13.07	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#362F07

Deuteranopia (green-blind)

#38320E

Tritanopia (blue-blind)

#3C2D29

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #37310c;
/* rgb */ color: rgb(55, 49, 12);
/* oklch */ color: oklch(31.1% 0.054 100.0);

Tailwind

colors: {
  custom: {
    50: '#70684d',
    500: '#37310c',
    950: '#000000',
  },
}

SCSS

$custom: #37310c;
$custom-light: #70684d;
$custom-dark: #000000;

JSON

{
  "hex": "#37310c",
  "rgb": {
    "r": 55,
    "g": 49,
    "b": 12
  },
  "hsl": {
    "h": 51.628,
    "s": 64.179,
    "l": 13.137
  },
  "oklch": {
    "l": 0.31104,
    "c": 0.05419,
    "h": 100
  },
  "luminance": 0.03035
}

Semantic roles & 50–950 ramp

primary

#37310C

secondary

#2C3673

accent

#58E741

background

#F6F6F4

surface

#ECEBE7

border

#C7C6C3

text

#070601

muted

#7A7A77

Preview Lab

Preview with #37310C

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

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