#591010#591010

#591010 is a dark, moderate red. Relative luminance 0.025; OKLCH L 30.6% C 0.105 H 26.0°. Best body text is #FFFFFF at 13.94:1 contrast (WCAG AA passes).

Color values

HEX	#591010
RGB	rgb(89, 16, 16)
HSL	hsl(0, 70%, 21%)
HSV	hsv(0, 82%, 35%)
CMYK	cmyk(0%, 82%, 82%, 65.1%)
CIE-LAB	lab(18.07, 32.69, 20.46)
CIE-LCH	lch(18.07, 38.56, 32.04°)
OKLab	oklab(30.63% 0.0944 0.046)
OKLCH	oklch(30.63% 0.105 26)
XYZ	xyz(4.3992, 2.5325, 0.7473)
Luminance	0.0253 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#591010 #105959

analogous

#591034 #591010 #593410

triadic

#591010 #105910 #101059

tetradic

#591010 #345910 #105959 #341059

square

#591010 #345910 #105959 #341059

split-complementary

#591010 #105934 #103459

monochromatic

#1A0505 #250707 #591010 #8D1919 #C12323

Accessibility & contrast

On white

13.94

#591010 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#591010 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #591010

13.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##591010	#FFFFFF	#000000	##FFFFFF
##591010	1.00	13.94	1.51	13.94
#FFFFFF	13.94	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#26220F

Deuteranopia (green-blind)

#38320D

Tritanopia (blue-blind)

#630011

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #591010;
/* rgb */ color: rgb(89, 16, 16);
/* oklch */ color: oklch(30.6% 0.105 26.0);

Tailwind

colors: {
  custom: {
    50: '#8f554e',
    500: '#591010',
    950: '#000000',
  },
}

SCSS

$custom: #591010;
$custom-light: #8f554e;
$custom-dark: #000000;

JSON

{
  "hex": "#591010",
  "rgb": {
    "r": 89,
    "g": 16,
    "b": 16
  },
  "hsl": {
    "h": 0,
    "s": 69.524,
    "l": 20.588
  },
  "oklch": {
    "l": 0.30629,
    "c": 0.10503,
    "h": 26
  },
  "luminance": 0.02532
}

Semantic roles & 50–950 ramp

primary

#591010

secondary

#339292

accent

#ECEC3B

background

#F9F5F4

surface

#F2E9E7

border

#CCC5C3

text

#0E0301

muted

#7E7877

Preview Lab

Preview with #591010

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

Preview Lab → · Contrast checker → · Palette generator →