#58180D#58180D

#58180D is a dark, moderate red. Relative luminance 0.028; OKLCH L 31.3% C 0.096 H 32.2°. Best body text is #FFFFFF at 13.54:1 contrast (WCAG AA passes).

Color values

HEX	#58180D
RGB	rgb(88, 24, 13)
HSL	hsl(9, 74%, 20%)
HSV	hsv(9, 85%, 35%)
CMYK	cmyk(0%, 72.7%, 85.2%, 65.5%)
CIE-LAB	lab(19.05, 28.80, 23.11)
CIE-LCH	lch(19.05, 36.93, 38.75°)
OKLab	oklab(31.31% 0.0817 0.0514)
OKLCH	oklch(31.31% 0.096 32.2)
XYZ	xyz(4.4243, 2.7577, 0.6800)
Luminance	0.0276 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#58180D #0D4D58

analogous

#580D28 #58180D #583E0D

triadic

#58180D #0D5818 #180D58

tetradic

#58180D #28580D #0D4D58 #3E0D58

square

#58180D #28580D #0D4D58 #3E0D58

split-complementary

#58180D #0D583E #0D2858

monochromatic

#1B0704 #230905 #58180D #8D2715 #C3351D

Accessibility & contrast

On white

13.54

#58180D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#58180D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #58180D

13.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##58180D	#FFFFFF	#000000	##FFFFFF
##58180D	1.00	13.54	1.55	13.54
#FFFFFF	13.54	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A250B

Deuteranopia (green-blind)

#3A330A

Tritanopia (blue-blind)

#620516

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #58180d;
/* rgb */ color: rgb(88, 24, 13);
/* oklch */ color: oklch(31.3% 0.096 32.2);

Tailwind

colors: {
  custom: {
    50: '#8e594d',
    500: '#58180d',
    950: '#000000',
  },
}

SCSS

$custom: #58180d;
$custom-light: #8e594d;
$custom-dark: #000000;

JSON

{
  "hex": "#58180d",
  "rgb": {
    "r": 88,
    "g": 24,
    "b": 13
  },
  "hsl": {
    "h": 8.8,
    "s": 74.257,
    "l": 19.804
  },
  "oklch": {
    "l": 0.31311,
    "c": 0.09648,
    "h": 32.2
  },
  "luminance": 0.02757
}

Semantic roles & 50–950 ramp

primary

#58180D

secondary

#2E8493

accent

#D6F137

background

#F9F5F4

surface

#F2E9E7

border

#CCC5C3

text

#0D0401

muted

#7E7977

Preview Lab

Preview with #58180D

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

Preview Lab → · Contrast checker → · Palette generator →