#3B150D#3B150D

#3B150D is a dark, moderate red. Relative luminance 0.015; OKLCH L 25.3% C 0.062 H 33.4°. Best body text is #FFFFFF at 16.17:1 contrast (WCAG AA passes).

Color values

HEX	#3B150D
RGB	rgb(59, 21, 13)
HSL	hsl(10, 64%, 14%)
HSV	hsv(10, 78%, 23%)
CMYK	cmyk(0%, 64.4%, 78%, 76.9%)
CIE-LAB	lab(12.58, 18.10, 13.73)
CIE-LCH	lch(12.58, 22.72, 37.18°)
OKLab	oklab(25.32% 0.0521 0.0344)
OKLCH	oklch(25.32% 0.062 33.4)
XYZ	xyz(2.1446, 1.4955, 0.5564)
Luminance	0.0149 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B150D #0D333B

analogous

#3B0D1C #3B150D #3B2C0D

triadic

#3B150D #0D3B15 #150D3B

tetradic

#3B150D #1C3B0D #0D333B #2C0D3B

square

#3B150D #1C3B0D #0D333B #2C0D3B

split-complementary

#3B150D #0D3B2C #0D1C3B

monochromatic

#190906 #190906 #3B150D #6D2718 #9F3923

Accessibility & contrast

On white

16.17

#3B150D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#3B150D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B150D

16.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B150D	#FFFFFF	#000000	##FFFFFF
##3B150D	1.00	16.17	1.30	16.17
#FFFFFF	16.17	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1F1C0C

Deuteranopia (green-blind)

#28240C

Tritanopia (blue-blind)

#410D13

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #3b150d;
/* rgb */ color: rgb(59, 21, 13);
/* oklch */ color: oklch(25.3% 0.062 33.4);

Tailwind

colors: {
  custom: {
    50: '#75544c',
    500: '#3b150d',
    950: '#000000',
  },
}

SCSS

$custom: #3b150d;
$custom-light: #75544c;
$custom-dark: #000000;

JSON

{
  "hex": "#3b150d",
  "rgb": {
    "r": 59,
    "g": 21,
    "b": 13
  },
  "hsl": {
    "h": 10.435,
    "s": 63.889,
    "l": 14.118
  },
  "oklch": {
    "l": 0.25324,
    "c": 0.06239,
    "h": 33.4
  },
  "luminance": 0.01495
}

Semantic roles & 50–950 ramp

primary

#3B150D

secondary

#2D6A77

accent

#CAE741

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#090201

muted

#7B7877

Preview Lab

Preview with #3B150D

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

Preview Lab → · Contrast checker → · Palette generator →