#5A111B#5A111B

#5A111B is a dark, moderate red. Relative luminance 0.027; OKLCH L 31.1% C 0.104 H 18.5°. Best body text is #FFFFFF at 13.72:1 contrast (WCAG AA passes).

Color values

HEX	#5A111B
RGB	rgb(90, 17, 27)
HSL	hsl(352, 68%, 21%)
HSV	hsv(352, 81%, 35%)
CMYK	cmyk(0%, 81.1%, 70%, 64.7%)
CIE-LAB	lab(18.60, 33.26, 13.88)
CIE-LCH	lch(18.60, 36.04, 22.65°)
OKLab	oklab(31.13% 0.0988 0.0331)
OKLCH	oklch(31.13% 0.104 18.5)
XYZ	xyz(4.6152, 2.6544, 1.3060)
Luminance	0.0265 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A111B #115A50

analogous

#5A113F #5A111B #5A2B11

triadic

#5A111B #1B5A11 #111B5A

tetradic

#5A111B #3F5A11 #115A50 #2B115A

square

#5A111B #3F5A11 #115A50 #2B115A

split-complementary

#5A111B #115A2B #113F5A

monochromatic

#1A0508 #27070C #5A111B #8D1B2A #C1243A

Accessibility & contrast

On white

13.72

#5A111B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#5A111B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5A111B

13.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A111B	#FFFFFF	#000000	##FFFFFF
##5A111B	1.00	13.72	1.53	13.72
#FFFFFF	13.72	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#26231B

Deuteranopia (green-blind)

#383319

Tritanopia (blue-blind)

#630015

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #5a111b;
/* rgb */ color: rgb(90, 17, 27);
/* oklch */ color: oklch(31.1% 0.104 18.5);

Tailwind

colors: {
  custom: {
    50: '#8e5657',
    500: '#5a111b',
    950: '#000000',
  },
}

SCSS

$custom: #5a111b;
$custom-light: #8e5657;
$custom-dark: #000000;

JSON

{
  "hex": "#5a111b",
  "rgb": {
    "r": 90,
    "g": 17,
    "b": 27
  },
  "hsl": {
    "h": 351.781,
    "s": 68.224,
    "l": 20.98
  },
  "oklch": {
    "l": 0.31127,
    "c": 0.10419,
    "h": 18.5
  },
  "luminance": 0.02654
}

Semantic roles & 50–950 ramp

primary

#5A111B

secondary

#349386

accent

#EBD33D

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0D0303

muted

#7E7878

Preview Lab

Preview with #5A111B

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

Preview Lab → · Contrast checker → · Palette generator →