#90731C#90731C

#90731C is a mid, moderate yellow. Relative luminance 0.183; OKLCH L 56.8% C 0.106 H 89.1°. Best body text is #000000 at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#90731C
RGB	rgb(144, 115, 28)
HSL	hsl(45, 67%, 34%)
HSV	hsv(45, 81%, 56%)
CMYK	cmyk(0%, 20.1%, 80.6%, 43.5%)
CIE-LAB	lab(49.83, 2.55, 48.80)
CIE-LCH	lch(49.83, 48.86, 87.01°)
OKLab	oklab(56.85% 0.0017 0.1061)
OKLCH	oklch(56.85% 0.106 89.1)
XYZ	xyz(17.8430, 18.2758, 3.6862)
Luminance	0.1827 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90731C #1C3990

analogous

#90391C #90731C #73901C

triadic

#90731C #1C9073 #731C90

tetradic

#90731C #1C9039 #1C3990 #901C73

square

#90731C #1C9039 #1C3990 #901C73

split-complementary

#90731C #1C7390 #391C90

monochromatic

#2A2108 #5D4A12 #90731C #C39C26 #DCB84A

Accessibility & contrast

On white

4.51

#90731C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.66

#90731C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #90731C

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90731C	#FFFFFF	#000000	##000000
##90731C	1.00	4.51	4.66	4.66
#FFFFFF	4.51	1.00	21.00	21.00
#000000	4.66	21.00	1.00	1.00
##000000	4.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#81720A

Deuteranopia (green-blind)

#887A21

Tritanopia (blue-blind)

#9D6862

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #90731c;
/* rgb */ color: rgb(144, 115, 28);
/* oklch */ color: oklch(56.8% 0.106 89.1);

Tailwind

colors: {
  custom: {
    50: '#b59a60',
    500: '#90731c',
    950: '#000000',
  },
}

SCSS

$custom: #90731c;
$custom-light: #b59a60;
$custom-dark: #000000;

JSON

{
  "hex": "#90731c",
  "rgb": {
    "r": 144,
    "g": 115,
    "b": 28
  },
  "hsl": {
    "h": 45,
    "s": 67.442,
    "l": 33.725
  },
  "oklch": {
    "l": 0.56847,
    "c": 0.10609,
    "h": 89.1
  },
  "luminance": 0.18275
}

Semantic roles & 50–950 ramp

primary

#90731C

secondary

#4A67BE

accent

#69EA3D

background

#FBF9F5

surface

#F6F2EA

border

#D0CCC6

text

#120E05

muted

#817E79

Preview Lab

Preview with #90731C

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

Preview Lab → · Contrast checker → · Palette generator →