#3D131D#3D131D

#3D131D is a dark, moderate red. Relative luminance 0.015; OKLCH L 25.8% C 0.067 H 8.4°. Best body text is #FFFFFF at 16.04:1 contrast (WCAG AA passes).

Color values

HEX	#3D131D
RGB	rgb(61, 19, 29)
HSL	hsl(346, 53%, 16%)
HSV	hsv(346, 69%, 24%)
CMYK	cmyk(0%, 68.9%, 52.5%, 76.1%)
CIE-LAB	lab(12.90, 21.68, 3.71)
CIE-LCH	lch(12.90, 22.00, 9.71°)
OKLab	oklab(25.77% 0.0659 0.0097)
OKLCH	oklch(25.77% 0.067 8.4)
XYZ	xyz(2.3793, 1.5468, 1.3354)
Luminance	0.0155 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D131D #133D33

analogous

#3D1332 #3D131D #3D1E13

triadic

#3D131D #1D3D13 #131D3D

tetradic

#3D131D #323D13 #133D33 #1E133D

square

#3D131D #323D13 #133D33 #1E133D

split-complementary

#3D131D #133D1E #13323D

monochromatic

#17070B #17070B #3D131D #6C2233 #9A3049

Accessibility & contrast

On white

16.04

#3D131D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#3D131D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D131D

16.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D131D	#FFFFFF	#000000	##FFFFFF
##3D131D	1.00	16.04	1.31	16.04
#FFFFFF	16.04	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C1C1D

Deuteranopia (green-blind)

#27241C

Tritanopia (blue-blind)

#430E17

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #3d131d;
/* rgb */ color: rgb(61, 19, 29);
/* oklch */ color: oklch(25.8% 0.067 8.4);

Tailwind

colors: {
  custom: {
    50: '#755358',
    500: '#3d131d',
    950: '#000000',
  },
}

SCSS

$custom: #3d131d;
$custom-light: #755358;
$custom-dark: #000000;

JSON

{
  "hex": "#3d131d",
  "rgb": {
    "r": 61,
    "g": 19,
    "b": 29
  },
  "hsl": {
    "h": 345.714,
    "s": 52.5,
    "l": 15.686
  },
  "oklch": {
    "l": 0.25766,
    "c": 0.06661,
    "h": 8.4
  },
  "luminance": 0.01547
}

Semantic roles & 50–950 ramp

primary

#3D131D

secondary

#367566

accent

#DCBA4C

background

#F7F4F5

surface

#EDE7E9

border

#C8C3C5

text

#090203

muted

#7B7878

Preview Lab

Preview with #3D131D

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

Preview Lab → · Contrast checker → · Palette generator →