#37060B#37060B

#37060B is a very dark, moderate red. Relative luminance 0.010; OKLCH L 22.2% C 0.076 H 20.4°. Best body text is #FFFFFF at 17.60:1 contrast (WCAG AA passes).

Color values

HEX	#37060B
RGB	rgb(55, 6, 11)
HSL	hsl(354, 80%, 12%)
HSV	hsv(354, 89%, 22%)
CMYK	cmyk(0%, 89.1%, 80%, 78.4%)
CIE-LAB	lab(8.71, 24.27, 9.11)
CIE-LCH	lch(8.71, 25.92, 20.56°)
OKLab	oklab(22.25% 0.0716 0.0267)
OKLCH	oklch(22.25% 0.076 20.4)
XYZ	xyz(1.7013, 0.9669, 0.4136)
Luminance	0.0097 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37060B #063732

analogous

#370624 #37060B #371A06

triadic

#37060B #0B3706 #060B37

tetradic

#37060B #243706 #063732 #1A0637

square

#37060B #243706 #063732 #1A0637

split-complementary

#37060B #06371A #062437

monochromatic

#1C0306 #1C0306 #37060B #6E0C16 #A51221

Accessibility & contrast

On white

17.60

#37060B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#37060B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37060B

17.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37060B	#FFFFFF	#000000	##FFFFFF
##37060B	1.00	17.60	1.19	17.60
#FFFFFF	17.60	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#14120B

Deuteranopia (green-blind)

#211D09

Tritanopia (blue-blind)

#3D0008

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #37060b;
/* rgb */ color: rgb(55, 6, 11);
/* oklch */ color: oklch(22.2% 0.076 20.4);

Tailwind

colors: {
  custom: {
    50: '#724a4b',
    500: '#37060b',
    950: '#000000',
  },
}

SCSS

$custom: #37060b;
$custom-light: #724a4b;
$custom-dark: #000000;

JSON

{
  "hex": "#37060b",
  "rgb": {
    "r": 55,
    "g": 6,
    "b": 11
  },
  "hsl": {
    "h": 353.878,
    "s": 80.328,
    "l": 11.961
  },
  "oklch": {
    "l": 0.22249,
    "c": 0.07639,
    "h": 20.4
  },
  "luminance": 0.00967
}

Semantic roles & 50–950 ramp

primary

#37060B

secondary

#21776F

accent

#F7E331

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#080101

muted

#7B7777

Preview Lab

Preview with #37060B

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

Preview Lab → · Contrast checker → · Palette generator →