#39181D#39181D

#39181D is a dark, muted red. Relative luminance 0.016; OKLCH L 25.9% C 0.052 H 11.9°. Best body text is #FFFFFF at 15.88:1 contrast (WCAG AA passes).

Color values

HEX	#39181D
RGB	rgb(57, 24, 29)
HSL	hsl(351, 41%, 16%)
HSV	hsv(351, 58%, 22%)
CMYK	cmyk(0%, 57.9%, 49.1%, 77.6%)
CIE-LAB	lab(13.30, 16.96, 4.17)
CIE-LCH	lch(13.30, 17.46, 13.81°)
OKLab	oklab(25.92% 0.0514 0.0108)
OKLCH	oklch(25.92% 0.053 11.9)
XYZ	xyz(2.2359, 1.6121, 1.3556)
Luminance	0.0161 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39181D #183934

analogous

#39182D #39181D #392318

triadic

#39181D #1D3918 #181D39

tetradic

#39181D #2D3918 #183934 #231839

square

#39181D #2D3918 #183934 #231839

split-complementary

#39181D #183923 #182D39

monochromatic

#16090B #16090B #39181D #642A33 #8F3C49

Accessibility & contrast

On white

15.88

#39181D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#39181D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #39181D

15.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39181D	#FFFFFF	#000000	##FFFFFF
##39181D	1.00	15.88	1.32	15.88
#FFFFFF	15.88	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E1E1D

Deuteranopia (green-blind)

#27251C

Tritanopia (blue-blind)

#3E141A

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #39181d;
/* rgb */ color: rgb(57, 24, 29);
/* oklch */ color: oklch(25.9% 0.052 11.9);

Tailwind

colors: {
  custom: {
    50: '#715658',
    500: '#39181d',
    950: '#000000',
  },
}

SCSS

$custom: #39181d;
$custom-light: #715658;
$custom-dark: #000000;

JSON

{
  "hex": "#39181d",
  "rgb": {
    "r": 57,
    "g": 24,
    "b": 29
  },
  "hsl": {
    "h": 350.909,
    "s": 40.741,
    "l": 15.882
  },
  "oklch": {
    "l": 0.25918,
    "c": 0.0525,
    "h": 11.9
  },
  "luminance": 0.01612
}

Semantic roles & 50–950 ramp

primary

#39181D

secondary

#3E6F68

accent

#D1BE57

background

#F7F5F5

surface

#EDE9E9

border

#C8C5C5

text

#080303

muted

#7B7878

Preview Lab

Preview with #39181D

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

Preview Lab → · Contrast checker → · Palette generator →