#3B121B#3B121B

#3B121B is a dark, moderate red. Relative luminance 0.014; OKLCH L 25.2% C 0.065 H 9.6°. Best body text is #FFFFFF at 16.30:1 contrast (WCAG AA passes).

Color values

HEX	#3B121B
RGB	rgb(59, 18, 27)
HSL	hsl(347, 53%, 15%)
HSV	hsv(347, 69%, 23%)
CMYK	cmyk(0%, 69.5%, 54.2%, 76.9%)
CIE-LAB	lab(12.23, 21.19, 4.19)
CIE-LCH	lch(12.23, 21.60, 11.19°)
OKLab	oklab(25.17% 0.0643 0.0109)
OKLCH	oklch(25.17% 0.065 9.6)
XYZ	xyz(2.2179, 1.4418, 1.1982)
Luminance	0.0144 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B121B #123B32

analogous

#3B1230 #3B121B #3B1D12

triadic

#3B121B #1B3B12 #121B3B

tetradic

#3B121B #303B12 #123B32 #1D123B

square

#3B121B #303B12 #123B32 #1D123B

split-complementary

#3B121B #123B1D #12303B

monochromatic

#17070B #17070B #3B121B #6A2030 #992F46

Accessibility & contrast

On white

16.30

#3B121B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#3B121B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B121B

16.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B121B	#FFFFFF	#000000	##FFFFFF
##3B121B	1.00	16.30	1.29	16.30
#FFFFFF	16.30	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B1B1B

Deuteranopia (green-blind)

#25231A

Tritanopia (blue-blind)

#410C15

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #3b121b;
/* rgb */ color: rgb(59, 18, 27);
/* oklch */ color: oklch(25.2% 0.065 9.6);

Tailwind

colors: {
  custom: {
    50: '#745257',
    500: '#3b121b',
    950: '#000000',
  },
}

SCSS

$custom: #3b121b;
$custom-light: #745257;
$custom-dark: #000000;

JSON

{
  "hex": "#3b121b",
  "rgb": {
    "r": 59,
    "g": 18,
    "b": 27
  },
  "hsl": {
    "h": 346.829,
    "s": 53.247,
    "l": 15.098
  },
  "oklch": {
    "l": 0.25168,
    "c": 0.06521,
    "h": 9.6
  },
  "luminance": 0.01442
}

Semantic roles & 50–950 ramp

primary

#3B121B

secondary

#357466

accent

#DDBD4B

background

#F7F4F5

surface

#EDE7E9

border

#C8C3C5

text

#080203

muted

#7B7878

Preview Lab

Preview with #3B121B

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

Preview Lab → · Contrast checker → · Palette generator →