#39130B#39130B

#39130B is a very dark, moderate red. Relative luminance 0.014; OKLCH L 24.6% C 0.063 H 33.5°. Best body text is #FFFFFF at 16.51:1 contrast (WCAG AA passes).

Color values

HEX	#39130B
RGB	rgb(57, 19, 11)
HSL	hsl(10, 68%, 13%)
HSV	hsv(10, 81%, 22%)
CMYK	cmyk(0%, 66.7%, 80.7%, 77.6%)
CIE-LAB	lab(11.69, 18.25, 13.36)
CIE-LCH	lch(11.69, 22.62, 36.22°)
OKLab	oklab(24.56% 0.0523 0.0346)
OKLCH	oklch(24.56% 0.063 33.5)
XYZ	xyz(1.9808, 1.3600, 0.4747)
Luminance	0.0136 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39130B #0B3139

analogous

#390B1A #39130B #392A0B

triadic

#39130B #0B3913 #130B39

tetradic

#39130B #1A390B #0B3139 #2A0B39

square

#39130B #1A390B #0B3139 #2A0B39

split-complementary

#39130B #0B392A #0B1A39

monochromatic

#1A0905 #1A0905 #39130B #6C2415 #A0351F

Accessibility & contrast

On white

16.51

#39130B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#39130B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #39130B

16.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39130B	#FFFFFF	#000000	##FFFFFF
##39130B	1.00	16.51	1.27	16.51
#FFFFFF	16.51	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D1A0A

Deuteranopia (green-blind)

#27220A

Tritanopia (blue-blind)

#3F0B11

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #39130b;
/* rgb */ color: rgb(57, 19, 11);
/* oklch */ color: oklch(24.6% 0.063 33.5);

Tailwind

colors: {
  custom: {
    50: '#73524b',
    500: '#39130b',
    950: '#000000',
  },
}

SCSS

$custom: #39130b;
$custom-light: #73524b;
$custom-dark: #000000;

JSON

{
  "hex": "#39130b",
  "rgb": {
    "r": 57,
    "g": 19,
    "b": 11
  },
  "hsl": {
    "h": 10.435,
    "s": 67.647,
    "l": 13.333
  },
  "oklch": {
    "l": 0.24562,
    "c": 0.06273,
    "h": 33.5
  },
  "luminance": 0.0136
}

Semantic roles & 50–950 ramp

primary

#39130B

secondary

#2A6976

accent

#CCEB3D

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#080201

muted

#7B7877

Preview Lab

Preview with #39130B

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

Preview Lab → · Contrast checker → · Palette generator →