#581722#581722

#581722 is a dark, moderate red. Relative luminance 0.028; OKLCH L 31.6% C 0.095 H 14.7°. Best body text is #FFFFFF at 13.46:1 contrast (WCAG AA passes).

Color values

HEX	#581722
RGB	rgb(88, 23, 34)
HSL	hsl(350, 59%, 22%)
HSV	hsv(350, 74%, 35%)
CMYK	cmyk(0%, 73.9%, 61.4%, 65.5%)
CIE-LAB	lab(19.24, 30.58, 9.71)
CIE-LCH	lch(19.24, 32.09, 17.61°)
OKLab	oklab(31.57% 0.092 0.0241)
OKLCH	oklch(31.57% 0.095 14.7)
XYZ	xyz(4.6201, 2.8036, 1.8109)
Luminance	0.0280 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#581722 #17584D

analogous

#581743 #581722 #582D17

triadic

#581722 #225817 #172258

tetradic

#581722 #435817 #17584D #2D1758

square

#581722 #435817 #17584D #2D1758

split-complementary

#581722 #17582D #174358

monochromatic

#180609 #270A0F #581722 #892435 #B93047

Accessibility & contrast

On white

13.46

#581722 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#581722 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #581722

13.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##581722	#FFFFFF	#000000	##FFFFFF
##581722	1.00	13.46	1.56	13.46
#FFFFFF	13.46	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#272622

Deuteranopia (green-blind)

#383420

Tritanopia (blue-blind)

#61091B

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #581722;
/* rgb */ color: rgb(88, 23, 34);
/* oklch */ color: oklch(31.6% 0.095 14.7);

Tailwind

colors: {
  custom: {
    50: '#8c595c',
    500: '#581722',
    950: '#000000',
  },
}

SCSS

$custom: #581722;
$custom-light: #8c595c;
$custom-dark: #000000;

JSON

{
  "hex": "#581722",
  "rgb": {
    "r": 88,
    "g": 23,
    "b": 34
  },
  "hsl": {
    "h": 349.846,
    "s": 58.559,
    "l": 21.765
  },
  "oklch": {
    "l": 0.31573,
    "c": 0.09507,
    "h": 14.7
  },
  "luminance": 0.02803
}

Semantic roles & 50–950 ramp

primary

#581722

secondary

#3C8F81

accent

#E2C746

background

#F9F5F5

surface

#F1E9E9

border

#CBC5C5

text

#0D0404

muted

#7E7979

Preview Lab

Preview with #581722

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

Preview Lab → · Contrast checker → · Palette generator →