#370F10#370F10

#370F10 is a very dark, moderate red. Relative luminance 0.012; OKLCH L 23.6% C 0.064 H 22.0°. Best body text is #FFFFFF at 16.96:1 contrast (WCAG AA passes).

Color values

HEX	#370F10
RGB	rgb(55, 15, 16)
HSL	hsl(359, 57%, 14%)
HSV	hsv(359, 73%, 22%)
CMYK	cmyk(0%, 72.7%, 70.9%, 78.4%)
CIE-LAB	lab(10.49, 20.06, 9.18)
CIE-LCH	lch(10.49, 22.06, 24.59°)
OKLab	oklab(23.61% 0.0594 0.024)
OKLCH	oklch(23.61% 0.064 22)
XYZ	xyz(1.8401, 1.1915, 0.6232)
Luminance	0.0119 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370F10 #0F3736

analogous

#370F24 #370F10 #37220F

triadic

#370F10 #10370F #0F1037

tetradic

#370F10 #24370F #0F3736 #220F37

square

#370F10 #24370F #0F3736 #220F37

split-complementary

#370F10 #0F3722 #0F2437

monochromatic

#180707 #180707 #370F10 #671C1E #97292C

Accessibility & contrast

On white

16.96

#370F10 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#370F10 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370F10

16.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370F10	#FFFFFF	#000000	##FFFFFF
##370F10	1.00	16.96	1.24	16.96
#FFFFFF	16.96	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#191710

Deuteranopia (green-blind)

#23200F

Tritanopia (blue-blind)

#3D0710

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #370f10;
/* rgb */ color: rgb(55, 15, 16);
/* oklch */ color: oklch(23.6% 0.064 22.0);

Tailwind

colors: {
  custom: {
    50: '#714f4e',
    500: '#370f10',
    950: '#000000',
  },
}

SCSS

$custom: #370f10;
$custom-light: #714f4e;
$custom-dark: #000000;

JSON

{
  "hex": "#370f10",
  "rgb": {
    "r": 55,
    "g": 15,
    "b": 16
  },
  "hsl": {
    "h": 358.5,
    "s": 57.143,
    "l": 13.725
  },
  "oklch": {
    "l": 0.23613,
    "c": 0.06405,
    "h": 22
  },
  "luminance": 0.01191
}

Semantic roles & 50–950 ramp

primary

#370F10

secondary

#317170

accent

#E0DD47

background

#F7F4F4

surface

#EDE7E7

border

#C8C3C3

text

#080201

muted

#7B7877

Preview Lab

Preview with #370F10

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

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