#39131B#39131B

#39131B is a very dark, moderate red. Relative luminance 0.014; OKLCH L 25.0% C 0.061 H 9.6°. Best body text is #FFFFFF at 16.37:1 contrast (WCAG AA passes).

Color values

HEX	#39131B
RGB	rgb(57, 19, 27)
HSL	hsl(347, 50%, 15%)
HSV	hsv(347, 67%, 22%)
CMYK	cmyk(0%, 66.7%, 52.6%, 77.6%)
CIE-LAB	lab(12.06, 19.77, 3.89)
CIE-LCH	lch(12.06, 20.15, 11.12°)
OKLab	oklab(24.96% 0.06 0.0101)
OKLCH	oklch(24.96% 0.061 9.6)
XYZ	xyz(2.1182, 1.4150, 1.1983)
Luminance	0.0141 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39131B #133931

analogous

#39132E #39131B #391E13

triadic

#39131B #1B3913 #131B39

tetradic

#39131B #2E3913 #133931 #1E1339

square

#39131B #2E3913 #133931 #1E1339

split-complementary

#39131B #13391E #132E39

monochromatic

#17080B #17080B #39131B #672231 #953246

Accessibility & contrast

On white

16.37

#39131B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#39131B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #39131B

16.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39131B	#FFFFFF	#000000	##FFFFFF
##39131B	1.00	16.37	1.28	16.37
#FFFFFF	16.37	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B1B1B

Deuteranopia (green-blind)

#25221A

Tritanopia (blue-blind)

#3E0E16

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #39131b;
/* rgb */ color: rgb(57, 19, 27);
/* oklch */ color: oklch(25.0% 0.061 9.6);

Tailwind

colors: {
  custom: {
    50: '#725257',
    500: '#39131b',
    950: '#000000',
  },
}

SCSS

$custom: #39131b;
$custom-light: #725257;
$custom-dark: #000000;

JSON

{
  "hex": "#39131b",
  "rgb": {
    "r": 57,
    "g": 19,
    "b": 27
  },
  "hsl": {
    "h": 347.368,
    "s": 50,
    "l": 14.902
  },
  "oklch": {
    "l": 0.24959,
    "c": 0.06085,
    "h": 9.6
  },
  "luminance": 0.01415
}

Semantic roles & 50–950 ramp

primary

#39131B

secondary

#377165

accent

#DABC4E

background

#F7F4F5

surface

#EDE7E9

border

#C8C3C5

text

#080203

muted

#7B7878

Preview Lab

Preview with #39131B

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

Preview Lab → · Contrast checker → · Palette generator →