#5A131F#5A131F

#5A131F is a dark, moderate red. Relative luminance 0.027; OKLCH L 31.4% C 0.102 H 16.0°. Best body text is #FFFFFF at 13.57:1 contrast (WCAG AA passes).

Color values

HEX	#5A131F
RGB	rgb(90, 19, 31)
HSL	hsl(350, 65%, 21%)
HSV	hsv(350, 79%, 35%)
CMYK	cmyk(0%, 78.9%, 65.6%, 64.7%)
CIE-LAB	lab(18.97, 32.77, 11.53)
CIE-LCH	lch(18.97, 34.74, 19.39°)
OKLab	oklab(31.42% 0.0981 0.0281)
OKLCH	oklch(31.42% 0.102 16)
XYZ	xyz(4.6971, 2.7390, 1.5774)
Luminance	0.0274 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A131F #135A4E

analogous

#5A1343 #5A131F #5A2B13

triadic

#5A131F #1F5A13 #131F5A

tetradic

#5A131F #435A13 #135A4E #2B135A

square

#5A131F #435A13 #135A4E #2B135A

split-complementary

#5A131F #135A2B #13435A

monochromatic

#190509 #27080E #5A131F #8D1E30 #BF2842

Accessibility & contrast

On white

13.57

#5A131F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#5A131F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5A131F

13.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A131F	#FFFFFF	#000000	##FFFFFF
##5A131F	1.00	13.57	1.55	13.57
#FFFFFF	13.57	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#26251F

Deuteranopia (green-blind)

#38331D

Tritanopia (blue-blind)

#630018

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #5a131f;
/* rgb */ color: rgb(90, 19, 31);
/* oklch */ color: oklch(31.4% 0.102 16.0);

Tailwind

colors: {
  custom: {
    50: '#8e575a',
    500: '#5a131f',
    950: '#000000',
  },
}

SCSS

$custom: #5a131f;
$custom-light: #8e575a;
$custom-dark: #000000;

JSON

{
  "hex": "#5a131f",
  "rgb": {
    "r": 90,
    "g": 19,
    "b": 31
  },
  "hsl": {
    "h": 349.859,
    "s": 65.138,
    "l": 21.373
  },
  "oklch": {
    "l": 0.31425,
    "c": 0.10204,
    "h": 16
  },
  "luminance": 0.02738
}

Semantic roles & 50–950 ramp

primary

#5A131F

secondary

#379283

accent

#E8CC40

background

#F9F5F5

surface

#F1E9E9

border

#CBC5C5

text

#0D0303

muted

#7E7878

Preview Lab

Preview with #5A131F

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

Preview Lab → · Contrast checker → · Palette generator →