#3E370B#3E370B

#3E370B is a dark, moderate yellow. Relative luminance 0.038; OKLCH L 33.5% C 0.061 H 100.0°. Best body text is #FFFFFF at 11.96:1 contrast (WCAG AA passes).

Color values

HEX	#3E370B
RGB	rgb(62, 55, 11)
HSL	hsl(52, 70%, 14%)
HSV	hsv(52, 82%, 24%)
CMYK	cmyk(0%, 11.3%, 82.3%, 75.7%)
CIE-LAB	lab(22.93, -2.85, 27.15)
CIE-LCH	lch(22.93, 27.30, 96.00°)
OKLab	oklab(33.47% -0.0106 0.0603)
OKLCH	oklch(33.47% 0.061 100)
XYZ	xyz(3.4134, 3.7808, 0.8665)
Luminance	0.0378 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E370B #0B123E

analogous

#3E1E0B #3E370B #2C3E0B

triadic

#3E370B #0B3E37 #370B3E

tetradic

#3E370B #0B3E1E #0B123E #3E0B2C

square

#3E370B #0B3E1E #0B123E #3E0B2C

split-complementary

#3E370B #0B2C3E #1E0B3E

monochromatic

#1A1705 #1A1705 #3E370B #726514 #A6931D

Accessibility & contrast

On white

11.96

#3E370B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#3E370B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3E370B

11.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E370B	#FFFFFF	#000000	##FFFFFF
##3E370B	1.00	11.96	1.76	11.96
#FFFFFF	11.96	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D3505

Deuteranopia (green-blind)

#3F380E

Tritanopia (blue-blind)

#43322E

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #3e370b;
/* rgb */ color: rgb(62, 55, 11);
/* oklch */ color: oklch(33.5% 0.061 100.0);

Tailwind

colors: {
  custom: {
    50: '#756d4d',
    500: '#3e370b',
    950: '#000000',
  },
}

SCSS

$custom: #3e370b;
$custom-light: #756d4d;
$custom-dark: #000000;

JSON

{
  "hex": "#3e370b",
  "rgb": {
    "r": 62,
    "g": 55,
    "b": 11
  },
  "hsl": {
    "h": 51.765,
    "s": 69.863,
    "l": 14.314
  },
  "oklch": {
    "l": 0.33466,
    "c": 0.06122,
    "h": 100
  },
  "luminance": 0.03781
}

Semantic roles & 50–950 ramp

primary

#3E370B

secondary

#2A357B

accent

#54ED3B

background

#F7F6F4

surface

#EDEBE7

border

#C8C6C3

text

#090701

muted

#7B7A77

Preview Lab

Preview with #3E370B

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

Preview Lab → · Contrast checker → · Palette generator →