#39370B#39370B

#39370B is a dark, moderate yellow. Relative luminance 0.036; OKLCH L 32.9% C 0.062 H 106.8°. Best body text is #FFFFFF at 12.17:1 contrast (WCAG AA passes).

Color values

HEX	#39370B
RGB	rgb(57, 55, 11)
HSL	hsl(57, 68%, 13%)
HSV	hsv(57, 81%, 22%)
CMYK	cmyk(0%, 3.5%, 80.7%, 77.6%)
CIE-LAB	lab(22.40, -5.51, 26.42)
CIE-LCH	lch(22.40, 26.99, 101.77°)
OKLab	oklab(32.91% -0.0178 0.059)
OKLCH	oklch(32.91% 0.062 106.8)
XYZ	xyz(3.1141, 3.6265, 0.8525)
Luminance	0.0363 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39370B #0B0D39

analogous

#39200B #39370B #24390B

triadic

#39370B #0B3937 #370B39

tetradic

#39370B #0B3920 #0B0D39 #390B24

square

#39370B #0B3920 #0B0D39 #390B24

split-complementary

#39370B #0B2439 #200B39

monochromatic

#1A1905 #1A1905 #39370B #6C6815 #A09A1F

Accessibility & contrast

On white

12.17

#39370B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#39370B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #39370B

12.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39370B	#FFFFFF	#000000	##FFFFFF
##39370B	1.00	12.17	1.73	12.17
#FFFFFF	12.17	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C3505

Deuteranopia (green-blind)

#3D360E

Tritanopia (blue-blind)

#3E332E

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #39370b;
/* rgb */ color: rgb(57, 55, 11);
/* oklch */ color: oklch(32.9% 0.062 106.8);

Tailwind

colors: {
  custom: {
    50: '#716d4d',
    500: '#39370b',
    950: '#000000',
  },
}

SCSS

$custom: #39370b;
$custom-light: #716d4d;
$custom-dark: #000000;

JSON

{
  "hex": "#39370b",
  "rgb": {
    "r": 57,
    "g": 55,
    "b": 11
  },
  "hsl": {
    "h": 57.391,
    "s": 67.647,
    "l": 13.333
  },
  "oklch": {
    "l": 0.32911,
    "c": 0.06162,
    "h": 106.8
  },
  "luminance": 0.03626
}

Semantic roles & 50–950 ramp

primary

#39370B

secondary

#2A2D76

accent

#45EB3D

background

#F7F6F4

surface

#EDEBE7

border

#C8C6C3

text

#080701

muted

#7B7A77

Preview Lab

Preview with #39370B

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

Preview Lab → · Contrast checker → · Palette generator →