#3B090D#3B090D

#3B090D is a very dark, moderate red. Relative luminance 0.012; OKLCH L 23.5% C 0.077 H 21.3°. Best body text is #FFFFFF at 17.06:1 contrast (WCAG AA passes).

Color values

HEX	#3B090D
RGB	rgb(59, 9, 13)
HSL	hsl(355, 74%, 13%)
HSV	hsv(355, 85%, 23%)
CMYK	cmyk(0%, 84.7%, 78%, 76.9%)
CIE-LAB	lab(10.22, 24.44, 10.47)
CIE-LCH	lch(10.22, 26.59, 23.19°)
OKLab	oklab(23.55% 0.072 0.0281)
OKLCH	oklch(23.55% 0.077 21.3)
XYZ	xyz(1.9742, 1.1545, 0.4996)
Luminance	0.0115 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B090D #093B37

analogous

#3B0926 #3B090D #3B1E09

triadic

#3B090D #0D3B09 #090D3B

tetradic

#3B090D #263B09 #093B37 #1E093B

square

#3B090D #263B09 #093B37 #1E093B

split-complementary

#3B090D #093B1E #09263B

monochromatic

#1B0406 #1B0406 #3B090D #701119 #A51924

Accessibility & contrast

On white

17.06

#3B090D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#3B090D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B090D

17.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B090D	#FFFFFF	#000000	##FFFFFF
##3B090D	1.00	17.06	1.23	17.06
#FFFFFF	17.06	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#17150D

Deuteranopia (green-blind)

#24200B

Tritanopia (blue-blind)

#42000B

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #3b090d;
/* rgb */ color: rgb(59, 9, 13);
/* oklch */ color: oklch(23.5% 0.077 21.3);

Tailwind

colors: {
  custom: {
    50: '#754d4c',
    500: '#3b090d',
    950: '#000000',
  },
}

SCSS

$custom: #3b090d;
$custom-light: #754d4c;
$custom-dark: #000000;

JSON

{
  "hex": "#3b090d",
  "rgb": {
    "r": 59,
    "g": 9,
    "b": 13
  },
  "hsl": {
    "h": 355.2,
    "s": 73.529,
    "l": 13.333
  },
  "oklch": {
    "l": 0.2355,
    "c": 0.07726,
    "h": 21.3
  },
  "luminance": 0.01154
}

Semantic roles & 50–950 ramp

primary

#3B090D

secondary

#277972

accent

#F0E138

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#090101

muted

#7B7777

Preview Lab

Preview with #3B090D

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

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