#37110E#37110E

#37110E is a very dark, moderate red. Relative luminance 0.012; OKLCH L 23.9% C 0.062 H 27.2°. Best body text is #FFFFFF at 16.81:1 contrast (WCAG AA passes).

Color values

HEX	#37110E
RGB	rgb(55, 17, 14)
HSL	hsl(4, 59%, 14%)
HSV	hsv(4, 75%, 22%)
CMYK	cmyk(0%, 69.1%, 74.5%, 78.4%)
CIE-LAB	lab(10.89, 18.74, 10.79)
CIE-LCH	lch(10.89, 21.62, 29.93°)
OKLab	oklab(23.89% 0.0548 0.0282)
OKLCH	oklch(23.89% 0.062 27.2)
XYZ	xyz(1.8554, 1.2451, 0.5580)
Luminance	0.0124 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37110E #0E3437

analogous

#370E1F #37110E #37250E

triadic

#37110E #0E3711 #110E37

tetradic

#37110E #1F370E #0E3437 #250E37

square

#37110E #1F370E #0E3437 #250E37

split-complementary

#37110E #0E3725 #0E1F37

monochromatic

#180806 #180806 #37110E #68201A #992F27

Accessibility & contrast

On white

16.81

#37110E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#37110E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37110E

16.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37110E	#FFFFFF	#000000	##FFFFFF
##37110E	1.00	16.81	1.25	16.81
#FFFFFF	16.81	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B180D

Deuteranopia (green-blind)

#24200D

Tritanopia (blue-blind)

#3D0910

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #37110e;
/* rgb */ color: rgb(55, 17, 14);
/* oklch */ color: oklch(23.9% 0.062 27.2);

Tailwind

colors: {
  custom: {
    50: '#71514d',
    500: '#37110e',
    950: '#000000',
  },
}

SCSS

$custom: #37110e;
$custom-light: #71514d;
$custom-dark: #000000;

JSON

{
  "hex": "#37110e",
  "rgb": {
    "r": 55,
    "g": 17,
    "b": 14
  },
  "hsl": {
    "h": 4.39,
    "s": 59.42,
    "l": 13.529
  },
  "oklch": {
    "l": 0.23894,
    "c": 0.06164,
    "h": 27.2
  },
  "luminance": 0.01245
}

Semantic roles & 50–950 ramp

primary

#37110E

secondary

#2F6D72

accent

#D7E345

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#080201

muted

#7B7877

Preview Lab

Preview with #37110E

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

Preview Lab → · Contrast checker → · Palette generator →