#90391D#90391D

#90391D is a mid, vivid red. Relative luminance 0.089; OKLCH L 46.1% C 0.125 H 37.8°. Best body text is #FFFFFF at 7.53:1 contrast (WCAG AA passes).

Color values

HEX	#90391D
RGB	rgb(144, 57, 29)
HSL	hsl(15, 66%, 34%)
HSV	hsv(15, 80%, 56%)
CMYK	cmyk(0%, 60.4%, 79.9%, 43.5%)
CIE-LAB	lab(35.88, 35.23, 35.02)
CIE-LCH	lch(35.88, 49.67, 44.83°)
OKLab	oklab(46.06% 0.0987 0.0766)
OKLCH	oklch(46.06% 0.125 37.8)
XYZ	xyz(13.1879, 8.9461, 2.1945)
Luminance	0.0894 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90391D #1D7490

analogous

#901D3B #90391D #90731D

triadic

#90391D #1D9039 #391D90

tetradic

#90391D #3B901D #1D7490 #731D90

square

#90391D #3B901D #1D7490 #731D90

split-complementary

#90391D #1D9073 #1D3B90

monochromatic

#2A1108 #5D2513 #90391D #C34D27 #DB6F4C

Accessibility & contrast

On white

7.53

#90391D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.79

#90391D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #90391D

7.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90391D	#FFFFFF	#000000	##FFFFFF
##90391D	1.00	7.53	2.79	7.53
#FFFFFF	7.53	1.00	21.00	1.00
#000000	2.79	21.00	1.00	21.00
##FFFFFF	7.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514819

Deuteranopia (green-blind)

#675C1A

Tritanopia (blue-blind)

#9F2433

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #90391d;
/* rgb */ color: rgb(144, 57, 29);
/* oklch */ color: oklch(46.1% 0.125 37.8);

Tailwind

colors: {
  custom: {
    50: '#b8735b',
    500: '#90391d',
    950: '#000000',
  },
}

SCSS

$custom: #90391d;
$custom-light: #b8735b;
$custom-dark: #000000;

JSON

{
  "hex": "#90391d",
  "rgb": {
    "r": 144,
    "g": 57,
    "b": 29
  },
  "hsl": {
    "h": 14.609,
    "s": 66.474,
    "l": 33.922
  },
  "oklch": {
    "l": 0.46056,
    "c": 0.12492,
    "h": 37.8
  },
  "luminance": 0.08944
}

Semantic roles & 50–950 ramp

primary

#90391D

secondary

#4BA2BD

accent

#C0E93E

background

#FCF7F5

surface

#F8EDE9

border

#D1C8C5

text

#130804

muted

#827B79

Preview Lab

Preview with #90391D

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

Preview Lab → · Contrast checker → · Palette generator →