#3D121B#3D121B

#3D121B is a dark, moderate red. Relative luminance 0.015; OKLCH L 25.5% C 0.068 H 10.5°. Best body text is #FFFFFF at 16.14:1 contrast (WCAG AA passes).

Color values

HEX	#3D121B
RGB	rgb(61, 18, 27)
HSL	hsl(347, 54%, 15%)
HSV	hsv(347, 70%, 24%)
CMYK	cmyk(0%, 70.5%, 55.7%, 76.1%)
CIE-LAB	lab(12.63, 22.01, 4.81)
CIE-LCH	lch(12.63, 22.53, 12.34°)
OKLab	oklab(25.55% 0.0667 0.0124)
OKLCH	oklch(25.55% 0.068 10.5)
XYZ	xyz(2.3388, 1.5041, 1.2039)
Luminance	0.0150 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3D121B #123D34

analogous

#3D1230 #3D121B #3D1E12

triadic

#3D121B #1B3D12 #121B3D

tetradic

#3D121B #303D12 #123D34 #1E123D

square

#3D121B #303D12 #123D34 #1E123D

split-complementary

#3D121B #123D1E #12303D

monochromatic

#18070A #18070A #3D121B #6C2030 #9C2E45

Accessibility & contrast

On white

16.14

#3D121B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#3D121B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3D121B

16.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3D121B	#FFFFFF	#000000	##FFFFFF
##3D121B	1.00	16.14	1.30	16.14
#FFFFFF	16.14	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B1B1B

Deuteranopia (green-blind)

#27241A

Tritanopia (blue-blind)

#430C15

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #3d121b;
/* rgb */ color: rgb(61, 18, 27);
/* oklch */ color: oklch(25.5% 0.068 10.5);

Tailwind

colors: {
  custom: {
    50: '#755257',
    500: '#3d121b',
    950: '#000000',
  },
}

SCSS

$custom: #3d121b;
$custom-light: #755257;
$custom-dark: #000000;

JSON

{
  "hex": "#3d121b",
  "rgb": {
    "r": 61,
    "g": 18,
    "b": 27
  },
  "hsl": {
    "h": 347.442,
    "s": 54.43,
    "l": 15.49
  },
  "oklch": {
    "l": 0.25545,
    "c": 0.06786,
    "h": 10.5
  },
  "luminance": 0.01504
}

Semantic roles & 50–950 ramp

primary

#3D121B

secondary

#357668

accent

#DEBF4A

background

#F7F4F5

surface

#EDE7E9

border

#C8C3C5

text

#090203

muted

#7B7878

Preview Lab

Preview with #3D121B

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

Preview Lab → · Contrast checker → · Palette generator →