#37331F#37331F

#37331F is a dark, muted yellow. Relative luminance 0.033; OKLCH L 31.9% C 0.033 H 98.2°. Best body text is #FFFFFF at 12.68:1 contrast (WCAG AA passes).

Color values

HEX	#37331F
RGB	rgb(55, 51, 31)
HSL	hsl(50, 28%, 17%)
HSV	hsv(50, 44%, 22%)
CMYK	cmyk(0%, 7.3%, 43.6%, 78.4%)
CIE-LAB	lab(21.13, -1.90, 13.34)
CIE-LCH	lch(21.13, 13.48, 98.11°)
OKLab	oklab(31.94% -0.0048 0.0329)
OKLCH	oklch(31.94% 0.033 98.2)
XYZ	xyz(3.0067, 3.2789, 1.7706)
Luminance	0.0328 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37331F #1F2337

analogous

#37271F #37331F #2F371F

triadic

#37331F #1F3733 #331F37

tetradic

#37331F #1F3727 #1F2337 #371F2F

square

#37331F #1F3727 #1F2337 #371F2F

split-complementary

#37331F #1F2F37 #271F37

monochromatic

#14120B #14120B #37331F #5E5735 #857C4B

Accessibility & contrast

On white

12.68

#37331F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#37331F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37331F

12.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37331F	#FFFFFF	#000000	##FFFFFF
##37331F	1.00	12.68	1.66	12.68
#FFFFFF	12.68	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#37321E

Deuteranopia (green-blind)

#383320

Tritanopia (blue-blind)

#3A302E

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #37331f;
/* rgb */ color: rgb(55, 51, 31);
/* oklch */ color: oklch(31.9% 0.033 98.2);

Tailwind

colors: {
  custom: {
    50: '#6e6a5a',
    500: '#37331f',
    950: '#000000',
  },
}

SCSS

$custom: #37331f;
$custom-light: #6e6a5a;
$custom-dark: #000000;

JSON

{
  "hex": "#37331f",
  "rgb": {
    "r": 55,
    "g": 51,
    "b": 31
  },
  "hsl": {
    "h": 50,
    "s": 27.907,
    "l": 16.863
  },
  "oklch": {
    "l": 0.31941,
    "c": 0.03325,
    "h": 98.2
  },
  "luminance": 0.03279
}

Semantic roles & 50–950 ramp

primary

#37331F

secondary

#484D6A

accent

#74C464

background

#F6F6F5

surface

#ECEBE9

border

#C7C6C5

text

#070604

muted

#7A7A79

Preview Lab

Preview with #37331F

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

Preview Lab → · Contrast checker → · Palette generator →