#39370A#39370A

#39370A 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 12.18:1 contrast (WCAG AA passes).

Color values

HEX	#39370A
RGB	rgb(57, 55, 10)
HSL	hsl(57, 70%, 13%)
HSV	hsv(57, 82%, 22%)
CMYK	cmyk(0%, 3.5%, 82.5%, 77.6%)
CIE-LAB	lab(22.39, -5.57, 26.83)
CIE-LCH	lch(22.39, 27.40, 101.73°)
OKLab	oklab(32.9% -0.0181 0.0597)
OKLCH	oklch(32.9% 0.062 106.8)
XYZ	xyz(3.1084, 3.6243, 0.8229)
Luminance	0.0362 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39370A #0A0C39

analogous

#391F0A #39370A #23390A

triadic

#39370A #0A3937 #370A39

tetradic

#39370A #0A391F #0A0C39 #390A23

square

#39370A #0A391F #0A0C39 #390A23

split-complementary

#39370A #0A2339 #1F0A39

monochromatic

#1A1905 #1A1905 #39370A #6D6913 #A19B1C

Accessibility & contrast

On white

12.18

#39370A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#39370A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #39370A

12.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39370A	#FFFFFF	#000000	##FFFFFF
##39370A	1.00	12.18	1.72	12.18
#FFFFFF	12.18	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C3504

Deuteranopia (green-blind)

#3D360D

Tritanopia (blue-blind)

#3E332E

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #39370a;
/* rgb */ color: rgb(57, 55, 10);
/* oklch */ color: oklch(32.9% 0.062 106.8);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#39370a",
  "rgb": {
    "r": 57,
    "g": 55,
    "b": 10
  },
  "hsl": {
    "h": 57.447,
    "s": 70.149,
    "l": 13.137
  },
  "oklch": {
    "l": 0.32902,
    "c": 0.06241,
    "h": 106.8
  },
  "luminance": 0.03624
}

Semantic roles & 50–950 ramp

primary

#39370A

secondary

#282C76

accent

#42ED3B

background

#F7F6F4

surface

#EDEBE7

border

#C8C6C3

text

#080701

muted

#7B7A77

Preview Lab

Preview with #39370A

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

Preview Lab → · Contrast checker → · Palette generator →