#5D181F#5D181F

#5D181F is a dark, moderate red. Relative luminance 0.031; OKLCH L 32.6% C 0.100 H 19.0°. Best body text is #FFFFFF at 13.00:1 contrast (WCAG AA passes).

Color values

HEX	#5D181F
RGB	rgb(93, 24, 31)
HSL	hsl(354, 59%, 23%)
HSV	hsv(354, 74%, 36%)
CMYK	cmyk(0%, 74.2%, 66.7%, 63.5%)
CIE-LAB	lab(20.36, 31.72, 13.48)
CIE-LCH	lch(20.36, 34.46, 23.02°)
OKLab	oklab(32.58% 0.0943 0.0325)
OKLCH	oklch(32.58% 0.1 19)
XYZ	xyz(5.0887, 3.0801, 1.6226)
Luminance	0.0308 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5D181F #185D56

analogous

#5D1841 #5D181F #5D3318

triadic

#5D181F #1F5D18 #181F5D

tetradic

#5D181F #415D18 #185D56 #33185D

square

#5D181F #415D18 #185D56 #33185D

split-complementary

#5D181F #185D33 #18415D

monochromatic

#180608 #2C0B0F #5D181F #8E252F #BE313F

Accessibility & contrast

On white

13.00

#5D181F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#5D181F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5D181F

13.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5D181F	#FFFFFF	#000000	##FFFFFF
##5D181F	1.00	13.00	1.62	13.00
#FFFFFF	13.00	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	13.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A281F

Deuteranopia (green-blind)

#3C361D

Tritanopia (blue-blind)

#67061B

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #5d181f;
/* rgb */ color: rgb(93, 24, 31);
/* oklch */ color: oklch(32.6% 0.100 19.0);

Tailwind

colors: {
  custom: {
    50: '#905a5a',
    500: '#5d181f',
    950: '#000000',
  },
}

SCSS

$custom: #5d181f;
$custom-light: #905a5a;
$custom-dark: #000000;

JSON

{
  "hex": "#5d181f",
  "rgb": {
    "r": 93,
    "g": 24,
    "b": 31
  },
  "hsl": {
    "h": 353.913,
    "s": 58.974,
    "l": 22.941
  },
  "oklch": {
    "l": 0.32578,
    "c": 0.09976,
    "h": 19
  },
  "luminance": 0.03079
}

Semantic roles & 50–950 ramp

primary

#5D181F

secondary

#3D938B

accent

#E2D246

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0D0403

muted

#7E7978

Preview Lab

Preview with #5D181F

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

Preview Lab → · Contrast checker → · Palette generator →