#3E130B#3E130B

#3E130B is a dark, moderate red. Relative luminance 0.015; OKLCH L 25.5% C 0.070 H 32.5°. Best body text is #FFFFFF at 16.12:1 contrast (WCAG AA passes).

Color values

HEX	#3E130B
RGB	rgb(62, 19, 11)
HSL	hsl(9, 70%, 14%)
HSV	hsv(9, 82%, 24%)
CMYK	cmyk(0%, 69.4%, 82.3%, 75.7%)
CIE-LAB	lab(12.70, 20.50, 14.90)
CIE-LCH	lch(12.70, 25.34, 36.02°)
OKLab	oklab(25.52% 0.0587 0.0374)
OKLCH	oklch(25.52% 0.07 32.5)
XYZ	xyz(2.2801, 1.5144, 0.4888)
Luminance	0.0151 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E130B #0B363E

analogous

#3E0B1D #3E130B #3E2D0B

triadic

#3E130B #0B3E13 #130B3E

tetradic

#3E130B #1D3E0B #0B363E #2D0B3E

square

#3E130B #1D3E0B #0B363E #2D0B3E

split-complementary

#3E130B #0B3E2D #0B1D3E

monochromatic

#1A0805 #1A0805 #3E130B #722314 #A6331D

Accessibility & contrast

On white

16.12

#3E130B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#3E130B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3E130B

16.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E130B	#FFFFFF	#000000	##FFFFFF
##3E130B	1.00	16.12	1.30	16.12
#FFFFFF	16.12	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F1B0A

Deuteranopia (green-blind)

#29240A

Tritanopia (blue-blind)

#450911

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #3e130b;
/* rgb */ color: rgb(62, 19, 11);
/* oklch */ color: oklch(25.5% 0.070 32.5);

Tailwind

colors: {
  custom: {
    50: '#77534b',
    500: '#3e130b',
    950: '#000000',
  },
}

SCSS

$custom: #3e130b;
$custom-light: #77534b;
$custom-dark: #000000;

JSON

{
  "hex": "#3e130b",
  "rgb": {
    "r": 62,
    "g": 19,
    "b": 11
  },
  "hsl": {
    "h": 9.412,
    "s": 69.863,
    "l": 14.314
  },
  "oklch": {
    "l": 0.2552,
    "c": 0.06957,
    "h": 32.5
  },
  "luminance": 0.01514
}

Semantic roles & 50–950 ramp

primary

#3E130B

secondary

#2A6E7B

accent

#D1ED3B

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#090201

muted

#7B7877

Preview Lab

Preview with #3E130B

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

Preview Lab → · Contrast checker → · Palette generator →