#3B0F09#3B0F09

#3B0F09 is a very dark, moderate red. Relative luminance 0.013; OKLCH L 24.3% C 0.071 H 30.6°. Best body text is #FFFFFF at 16.69:1 contrast (WCAG AA passes).

Color values

HEX	#3B0F09
RGB	rgb(59, 15, 9)
HSL	hsl(7, 74%, 13%)
HSV	hsv(7, 85%, 23%)
CMYK	cmyk(0%, 74.6%, 84.7%, 76.9%)
CIE-LAB	lab(11.22, 21.28, 13.60)
CIE-LCH	lch(11.22, 25.25, 32.59°)
OKLab	oklab(24.27% 0.061 0.0361)
OKLCH	oklch(24.27% 0.071 30.6)
XYZ	xyz(2.0240, 1.2915, 0.4011)
Luminance	0.0129 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B0F09 #09353B

analogous

#3B091C #3B0F09 #3B2809

triadic

#3B0F09 #093B0F #0F093B

tetradic

#3B0F09 #1C3B09 #09353B #28093B

square

#3B0F09 #1C3B09 #09353B #28093B

split-complementary

#3B0F09 #093B28 #091C3B

monochromatic

#1B0704 #1B0704 #3B0F09 #701C11 #A52A19

Accessibility & contrast

On white

16.69

#3B0F09 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#3B0F09 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B0F09

16.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B0F09	#FFFFFF	#000000	##FFFFFF
##3B0F09	1.00	16.69	1.26	16.69
#FFFFFF	16.69	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B1808

Deuteranopia (green-blind)

#262108

Tritanopia (blue-blind)

#42050E

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #3b0f09;
/* rgb */ color: rgb(59, 15, 9);
/* oklch */ color: oklch(24.3% 0.071 30.6);

Tailwind

colors: {
  custom: {
    50: '#75504a',
    500: '#3b0f09',
    950: '#000000',
  },
}

SCSS

$custom: #3b0f09;
$custom-light: #75504a;
$custom-dark: #000000;

JSON

{
  "hex": "#3b0f09",
  "rgb": {
    "r": 59,
    "g": 15,
    "b": 9
  },
  "hsl": {
    "h": 7.2,
    "s": 73.529,
    "l": 13.333
  },
  "oklch": {
    "l": 0.24274,
    "c": 0.07088,
    "h": 30.6
  },
  "luminance": 0.01291
}

Semantic roles & 50–950 ramp

primary

#3B0F09

secondary

#276F79

accent

#DAF038

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#090201

muted

#7B7877

Preview Lab

Preview with #3B0F09

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

Preview Lab → · Contrast checker → · Palette generator →