#90581B#90581B

#90581B is a mid, moderate orange. Relative luminance 0.130; OKLCH L 51.3% C 0.104 H 63.2°. Best body text is #FFFFFF at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#90581B
RGB	rgb(144, 88, 27)
HSL	hsl(31, 68%, 34%)
HSV	hsv(31, 81%, 56%)
CMYK	cmyk(0%, 38.9%, 81.3%, 43.5%)
CIE-LAB	lab(42.75, 18.12, 42.65)
CIE-LCH	lch(42.75, 46.34, 66.98°)
OKLab	oklab(51.31% 0.0468 0.0926)
OKLCH	oklch(51.31% 0.104 63.2)
XYZ	xyz(15.1904, 12.9894, 2.7439)
Luminance	0.1299 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90581B #1B5390

analogous

#901D1B #90581B #8D901B

triadic

#90581B #1B9058 #581B90

tetradic

#90581B #1B901D #1B5390 #901B8D

square

#90581B #1B901D #1B5390 #901B8D

split-complementary

#90581B #1B8D90 #1D1B90

monochromatic

#291908 #5C3911 #90581B #C47725 #DD9649

Accessibility & contrast

On white

5.84

#90581B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#90581B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #90581B

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90581B	#FFFFFF	#000000	##FFFFFF
##90581B	1.00	5.84	3.60	5.84
#FFFFFF	5.84	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A5D11

Deuteranopia (green-blind)

#776A1C

Tritanopia (blue-blind)

#9E4B4C

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #90581b;
/* rgb */ color: rgb(144, 88, 27);
/* oklch */ color: oklch(51.3% 0.104 63.2);

Tailwind

colors: {
  custom: {
    50: '#b6875c',
    500: '#90581b',
    950: '#000000',
  },
}

SCSS

$custom: #90581b;
$custom-light: #b6875c;
$custom-dark: #000000;

JSON

{
  "hex": "#90581b",
  "rgb": {
    "r": 144,
    "g": 88,
    "b": 27
  },
  "hsl": {
    "h": 31.282,
    "s": 68.421,
    "l": 33.529
  },
  "oklch": {
    "l": 0.51311,
    "c": 0.10375,
    "h": 63.2
  },
  "luminance": 0.12988
}

Semantic roles & 50–950 ramp

primary

#90581B

secondary

#4881BF

accent

#90EB3D

background

#FBF8F5

surface

#F7EFE9

border

#D0CAC5

text

#120B04

muted

#817C79

Preview Lab

Preview with #90581B

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

Preview Lab → · Contrast checker → · Palette generator →