#5A1B0F#5A1B0F

#5A1B0F is a dark, moderate red. Relative luminance 0.030; OKLCH L 32.1% C 0.095 H 32.9°. Best body text is #FFFFFF at 13.14:1 contrast (WCAG AA passes).

Color values

HEX	#5A1B0F
RGB	rgb(90, 27, 15)
HSL	hsl(10, 71%, 21%)
HSV	hsv(10, 83%, 35%)
CMYK	cmyk(0%, 70%, 83.3%, 64.7%)
CIE-LAB	lab(20.01, 28.22, 23.32)
CIE-LCH	lch(20.01, 36.61, 39.56°)
OKLab	oklab(32.12% 0.0801 0.0517)
OKLCH	oklch(32.12% 0.095 32.9)
XYZ	xyz(4.6951, 2.9927, 0.7823)
Luminance	0.0299 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A1B0F #0F4E5A

analogous

#5A0F28 #5A1B0F #5A400F

triadic

#5A1B0F #0F5A1B #1B0F5A

tetradic

#5A1B0F #285A0F #0F4E5A #400F5A

square

#5A1B0F #285A0F #0F4E5A #400F5A

split-complementary

#5A1B0F #0F5A40 #0F285A

monochromatic

#1A0804 #260B06 #5A1B0F #8E2B18 #C33A20

Accessibility & contrast

On white

13.14

#5A1B0F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#5A1B0F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5A1B0F

13.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A1B0F	#FFFFFF	#000000	##FFFFFF
##5A1B0F	1.00	13.14	1.60	13.14
#FFFFFF	13.14	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D280D

Deuteranopia (green-blind)

#3C350D

Tritanopia (blue-blind)

#640A19

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #5a1b0f;
/* rgb */ color: rgb(90, 27, 15);
/* oklch */ color: oklch(32.1% 0.095 32.9);

Tailwind

colors: {
  custom: {
    50: '#8f5b4e',
    500: '#5a1b0f',
    950: '#000000',
  },
}

SCSS

$custom: #5a1b0f;
$custom-light: #8f5b4e;
$custom-dark: #000000;

JSON

{
  "hex": "#5a1b0f",
  "rgb": {
    "r": 90,
    "g": 27,
    "b": 15
  },
  "hsl": {
    "h": 9.6,
    "s": 71.429,
    "l": 20.588
  },
  "oklch": {
    "l": 0.32122,
    "c": 0.09529,
    "h": 32.9
  },
  "luminance": 0.02992
}

Semantic roles & 50–950 ramp

primary

#5A1B0F

secondary

#318494

accent

#D1EE3A

background

#F9F5F4

surface

#F2E9E7

border

#CCC5C3

text

#0E0401

muted

#7E7977

Preview Lab

Preview with #5A1B0F

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

Preview Lab → · Contrast checker → · Palette generator →