#591011#591011

#591011 is a dark, moderate red. Relative luminance 0.025; OKLCH L 30.6% C 0.105 H 25.4°. Best body text is #FFFFFF at 13.93:1 contrast (WCAG AA passes).

Color values

HEX	#591011
RGB	rgb(89, 16, 17)
HSL	hsl(359, 70%, 21%)
HSV	hsv(359, 82%, 35%)
CMYK	cmyk(0%, 82%, 80.9%, 65.1%)
CIE-LAB	lab(18.08, 32.73, 19.91)
CIE-LCH	lch(18.08, 38.31, 31.30°)
OKLab	oklab(30.64% 0.0948 0.0449)
OKLCH	oklch(30.64% 0.105 25.4)
XYZ	xyz(4.4068, 2.5356, 0.7876)
Luminance	0.0254 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#591011 #105958

analogous

#591035 #591011 #593310

triadic

#591011 #115910 #101159

tetradic

#591011 #355910 #105958 #331059

square

#591011 #355910 #105958 #331059

split-complementary

#591011 #105933 #103559

monochromatic

#1A0505 #250707 #591011 #8D191B #C12325

Accessibility & contrast

On white

13.93

#591011 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#591011 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #591011

13.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##591011	#FFFFFF	#000000	##FFFFFF
##591011	1.00	13.93	1.51	13.93
#FFFFFF	13.93	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#262210

Deuteranopia (green-blind)

#38320E

Tritanopia (blue-blind)

#630011

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #591011;
/* rgb */ color: rgb(89, 16, 17);
/* oklch */ color: oklch(30.6% 0.105 25.4);

Tailwind

colors: {
  custom: {
    50: '#8f554f',
    500: '#591011',
    950: '#000000',
  },
}

SCSS

$custom: #591011;
$custom-light: #8f554f;
$custom-dark: #000000;

JSON

{
  "hex": "#591011",
  "rgb": {
    "r": 89,
    "g": 16,
    "b": 17
  },
  "hsl": {
    "h": 359.178,
    "s": 69.524,
    "l": 20.588
  },
  "oklch": {
    "l": 0.30643,
    "c": 0.10489,
    "h": 25.4
  },
  "luminance": 0.02535
}

Semantic roles & 50–950 ramp

primary

#591011

secondary

#339291

accent

#ECEA3B

background

#F9F5F4

surface

#F2E9E7

border

#CCC5C3

text

#0E0302

muted

#7E7878

Preview Lab

Preview with #591011

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

Preview Lab → · Contrast checker → · Palette generator →