#851F19#851F19

#851F19 is a dark, vivid red. Relative luminance 0.060; OKLCH L 40.9% C 0.138 H 28.3°. Best body text is #FFFFFF at 9.51:1 contrast (WCAG AA passes).

Color values

HEX	#851F19
RGB	rgb(133, 31, 25)
HSL	hsl(3, 68%, 31%)
HSV	hsv(3, 81%, 52%)
CMYK	cmyk(0%, 76.7%, 81.2%, 47.8%)
CIE-LAB	lab(29.51, 42.53, 30.09)
CIE-LCH	lch(29.51, 52.09, 35.28°)
OKLab	oklab(40.87% 0.1217 0.0656)
OKLCH	oklch(40.87% 0.138 28.3)
XYZ	xyz(10.3395, 6.0383, 1.5406)
Luminance	0.0604 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#851F19 #197F85

analogous

#851949 #851F19 #855519

triadic

#851F19 #19851F #1F1985

tetradic

#851F19 #498519 #197F85 #551985

square

#851F19 #498519 #197F85 #551985

split-complementary

#851F19 #198555 #194985

monochromatic

#1E0706 #51130F #851F19 #B92B23 #DB463E

Accessibility & contrast

On white

9.51

#851F19 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.21

#851F19 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #851F19

9.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##851F19	#FFFFFF	#000000	##FFFFFF
##851F19	1.00	9.51	2.21	9.51
#FFFFFF	9.51	1.00	21.00	1.00
#000000	2.21	21.00	1.00	21.00
##FFFFFF	9.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3717

Deuteranopia (green-blind)

#574E14

Tritanopia (blue-blind)

#93001F

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #851f19;
/* rgb */ color: rgb(133, 31, 25);
/* oklch */ color: oklch(40.9% 0.138 28.3);

Tailwind

colors: {
  custom: {
    50: '#b16356',
    500: '#851f19',
    950: '#000000',
  },
}

SCSS

$custom: #851f19;
$custom-light: #b16356;
$custom-dark: #000000;

JSON

{
  "hex": "#851f19",
  "rgb": {
    "r": 133,
    "g": 31,
    "b": 25
  },
  "hsl": {
    "h": 3.333,
    "s": 68.354,
    "l": 30.98
  },
  "oklch": {
    "l": 0.40868,
    "c": 0.13826,
    "h": 28.3
  },
  "luminance": 0.06037
}

Semantic roles & 50–950 ramp

primary

#851F19

secondary

#41B2B9

accent

#E2EB3D

background

#FBF6F5

surface

#F7EBE9

border

#D0C6C5

text

#120603

muted

#817A78

Preview Lab

Preview with #851F19

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

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