#58101B#58101B

#58101B is a dark, moderate red. Relative luminance 0.025; OKLCH L 30.6% C 0.103 H 17.7°. Best body text is #FFFFFF at 13.96:1 contrast (WCAG AA passes).

Color values

HEX	#58101B
RGB	rgb(88, 16, 27)
HSL	hsl(351, 69%, 20%)
HSV	hsv(351, 82%, 35%)
CMYK	cmyk(0%, 81.8%, 69.3%, 65.5%)
CIE-LAB	lab(18.03, 32.95, 13.06)
CIE-LCH	lch(18.03, 35.45, 21.62°)
OKLab	oklab(30.62% 0.0981 0.0313)
OKLCH	oklch(30.62% 0.103 17.7)
XYZ	xyz(4.4081, 2.5251, 1.2920)
Luminance	0.0252 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#58101B #10584D

analogous

#58103F #58101B #582910

triadic

#58101B #1B5810 #101B58

tetradic

#58101B #3F5810 #10584D #291058

square

#58101B #3F5810 #10584D #291058

split-complementary

#58101B #105829 #103F58

monochromatic

#1A0508 #24070B #58101B #8C192B #C0233B

Accessibility & contrast

On white

13.96

#58101B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#58101B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #58101B

13.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##58101B	#FFFFFF	#000000	##FFFFFF
##58101B	1.00	13.96	1.50	13.96
#FFFFFF	13.96	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	13.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#25221B

Deuteranopia (green-blind)

#373219

Tritanopia (blue-blind)

#610015

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #58101b;
/* rgb */ color: rgb(88, 16, 27);
/* oklch */ color: oklch(30.6% 0.103 17.7);

Tailwind

colors: {
  custom: {
    50: '#8d5657',
    500: '#58101b',
    950: '#000000',
  },
}

SCSS

$custom: #58101b;
$custom-light: #8d5657;
$custom-dark: #000000;

JSON

{
  "hex": "#58101b",
  "rgb": {
    "r": 88,
    "g": 16,
    "b": 27
  },
  "hsl": {
    "h": 350.833,
    "s": 69.231,
    "l": 20.392
  },
  "oklch": {
    "l": 0.30624,
    "c": 0.10298,
    "h": 17.7
  },
  "luminance": 0.02524
}

Semantic roles & 50–950 ramp

primary

#58101B

secondary

#329183

accent

#ECD13C

background

#F9F5F5

surface

#F1E9E9

border

#CBC5C5

text

#0D0303

muted

#7E7878

Preview Lab

Preview with #58101B

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

Preview Lab → · Contrast checker → · Palette generator →