#90403D#90403D

#90403D is a mid, moderate red. Relative luminance 0.099; OKLCH L 47.6% C 0.109 H 24.3°. Best body text is #FFFFFF at 7.03:1 contrast (WCAG AA passes).

Color values

HEX	#90403D
RGB	rgb(144, 64, 61)
HSL	hsl(2, 40%, 40%)
HSV	hsv(2, 58%, 56%)
CMYK	cmyk(0%, 55.6%, 57.6%, 43.5%)
CIE-LAB	lab(37.73, 33.60, 18.32)
CIE-LCH	lch(37.73, 38.27, 28.60°)
OKLab	oklab(47.6% 0.0997 0.0449)
OKLCH	oklch(47.6% 0.109 24.3)
XYZ	xyz(14.1785, 9.9347, 5.5849)
Luminance	0.0993 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90403D #3D8D90

analogous

#903D63 #90403D #906A3D

triadic

#90403D #3D9040 #403D90

tetradic

#90403D #63903D #3D8D90 #6A3D90

square

#90403D #63903D #3D8D90 #6A3D90

split-complementary

#90403D #3D906A #3D6390

monochromatic

#3A1A19 #652D2B #90403D #B65754 #C9817F

Accessibility & contrast

On white

7.03

#90403D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#90403D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #90403D

7.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90403D	#FFFFFF	#000000	##FFFFFF
##90403D	1.00	7.03	2.99	7.03
#FFFFFF	7.03	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534E3C

Deuteranopia (green-blind)

#675F3B

Tritanopia (blue-blind)

#9D3340

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #90403d;
/* rgb */ color: rgb(144, 64, 61);
/* oklch */ color: oklch(47.6% 0.109 24.3);

Tailwind

colors: {
  custom: {
    50: '#b57772',
    500: '#90403d',
    950: '#000000',
  },
}

SCSS

$custom: #90403d;
$custom-light: #b57772;
$custom-dark: #000000;

JSON

{
  "hex": "#90403d",
  "rgb": {
    "r": 144,
    "g": 64,
    "b": 61
  },
  "hsl": {
    "h": 2.169,
    "s": 40.488,
    "l": 40.196
  },
  "oklch": {
    "l": 0.47601,
    "c": 0.1093,
    "h": 24.3
  },
  "luminance": 0.09933
}

Semantic roles & 50–950 ramp

primary

#90403D

secondary

#76B0B3

accent

#CCD057

background

#FBF7F6

surface

#F6EDEC

border

#D0C8C7

text

#120908

muted

#817B7B

Preview Lab

Preview with #90403D

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

Preview Lab → · Contrast checker → · Palette generator →