#3B0406#3B0406

#3B0406 is a very dark, moderate red. Relative luminance 0.010; OKLCH L 22.8% C 0.084 H 25.1°. Best body text is #FFFFFF at 17.41:1 contrast (WCAG AA passes).

Color values

HEX	#3B0406
RGB	rgb(59, 4, 6)
HSL	hsl(358, 87%, 12%)
HSV	hsv(358, 93%, 23%)
CMYK	cmyk(0%, 93.2%, 89.8%, 76.9%)
CIE-LAB	lab(9.24, 26.43, 12.04)
CIE-LCH	lch(9.24, 29.05, 24.49°)
OKLab	oklab(22.78% 0.0763 0.0357)
OKLCH	oklch(22.78% 0.084 25.1)
XYZ	xyz(1.8802, 1.0301, 0.2721)
Luminance	0.0103 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B0406 #043B39

analogous

#3B0422 #3B0406 #3B1D04

triadic

#3B0406 #063B04 #04063B

tetradic

#3B0406 #223B04 #043B39 #1D043B

square

#3B0406 #223B04 #043B39 #1D043B

split-complementary

#3B0406 #043B1D #04223B

monochromatic

#1D0203 #1D0203 #3B0406 #74080C #AE0C12

Accessibility & contrast

On white

17.41

#3B0406 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#3B0406 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3B0406

17.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B0406	#FFFFFF	#000000	##FFFFFF
##3B0406	1.00	17.41	1.21	17.41
#FFFFFF	17.41	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#151206

Deuteranopia (green-blind)

#231E04

Tritanopia (blue-blind)

#420005

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #3b0406;
/* rgb */ color: rgb(59, 4, 6);
/* oklch */ color: oklch(22.8% 0.084 25.1);

Tailwind

colors: {
  custom: {
    50: '#764a49',
    500: '#3b0406',
    950: '#000000',
  },
}

SCSS

$custom: #3b0406;
$custom-light: #764a49;
$custom-dark: #000000;

JSON

{
  "hex": "#3b0406",
  "rgb": {
    "r": 59,
    "g": 4,
    "b": 6
  },
  "hsl": {
    "h": 357.818,
    "s": 87.302,
    "l": 12.353
  },
  "oklch": {
    "l": 0.22784,
    "c": 0.08423,
    "h": 25.1
  },
  "luminance": 0.0103
}

Semantic roles & 50–950 ramp

primary

#3B0406

secondary

#1E7D79

accent

#FDF62A

background

#F7F4F4

surface

#EEE7E6

border

#C9C3C2

text

#090100

muted

#7B7777

Preview Lab

Preview with #3B0406

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

Preview Lab → · Contrast checker → · Palette generator →