#5B130F#5B130F

#5B130F is a dark, moderate red. Relative luminance 0.027; OKLCH L 31.3% C 0.105 H 28.1°. Best body text is #FFFFFF at 13.59:1 contrast (WCAG AA passes).

Color values

HEX	#5B130F
RGB	rgb(91, 19, 15)
HSL	hsl(3, 72%, 21%)
HSV	hsv(3, 84%, 36%)
CMYK	cmyk(0%, 79.1%, 83.5%, 64.3%)
CIE-LAB	lab(18.91, 32.20, 22.10)
CIE-LCH	lch(18.91, 39.05, 34.47°)
OKLab	oklab(31.33% 0.0923 0.0492)
OKLCH	oklch(31.33% 0.105 28.1)
XYZ	xyz(4.6340, 2.7251, 0.7338)
Luminance	0.0272 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B130F #0F575B

analogous

#5B0F31 #5B130F #5B390F

triadic

#5B130F #0F5B13 #130F5B

tetradic

#5B130F #315B0F #0F575B #390F5B

square

#5B130F #315B0F #0F575B #390F5B

split-complementary

#5B130F #0F5B39 #0F315B

monochromatic

#1A0504 #260806 #5B130F #901E18 #C42920

Accessibility & contrast

On white

13.59

#5B130F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#5B130F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B130F

13.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B130F	#FFFFFF	#000000	##FFFFFF
##5B130F	1.00	13.59	1.54	13.59
#FFFFFF	13.59	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#29240E

Deuteranopia (green-blind)

#3A340C

Tritanopia (blue-blind)

#650013

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #5b130f;
/* rgb */ color: rgb(91, 19, 15);
/* oklch */ color: oklch(31.3% 0.105 28.1);

Tailwind

colors: {
  custom: {
    50: '#90574e',
    500: '#5b130f',
    950: '#000000',
  },
}

SCSS

$custom: #5b130f;
$custom-light: #90574e;
$custom-dark: #000000;

JSON

{
  "hex": "#5b130f",
  "rgb": {
    "r": 91,
    "g": 19,
    "b": 15
  },
  "hsl": {
    "h": 3.158,
    "s": 71.698,
    "l": 20.784
  },
  "oklch": {
    "l": 0.31331,
    "c": 0.10464,
    "h": 28.1
  },
  "luminance": 0.02724
}

Semantic roles & 50–950 ramp

primary

#5B130F

secondary

#318F95

accent

#E5EE39

background

#F9F5F4

surface

#F2E9E7

border

#CCC5C3

text

#0E0301

muted

#7E7877

Preview Lab

Preview with #5B130F

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

Preview Lab → · Contrast checker → · Palette generator →