#90381D#90381D

#90381D is a mid, vivid red. Relative luminance 0.088; OKLCH L 45.9% C 0.126 H 37.3°. Best body text is #FFFFFF at 7.58:1 contrast (WCAG AA passes).

Color values

HEX	#90381D
RGB	rgb(144, 56, 29)
HSL	hsl(14, 66%, 34%)
HSV	hsv(14, 80%, 56%)
CMYK	cmyk(0%, 61.1%, 79.9%, 43.5%)
CIE-LAB	lab(35.69, 35.73, 34.83)
CIE-LCH	lch(35.69, 49.89, 44.27°)
OKLab	oklab(45.91% 0.1002 0.0762)
OKLCH	oklch(45.91% 0.126 37.3)
XYZ	xyz(13.1389, 8.8482, 2.1782)
Luminance	0.0885 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90381D #1D7590

analogous

#901D3C #90381D #90721D

triadic

#90381D #1D9038 #381D90

tetradic

#90381D #3C901D #1D7590 #721D90

square

#90381D #3C901D #1D7590 #721D90

split-complementary

#90381D #1D9072 #1D3C90

monochromatic

#2A1008 #5D2413 #90381D #C34C27 #DB6E4C

Accessibility & contrast

On white

7.58

#90381D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#90381D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #90381D

7.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90381D	#FFFFFF	#000000	##FFFFFF
##90381D	1.00	7.58	2.77	7.58
#FFFFFF	7.58	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514819

Deuteranopia (green-blind)

#665B1A

Tritanopia (blue-blind)

#9F2332

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #90381d;
/* rgb */ color: rgb(144, 56, 29);
/* oklch */ color: oklch(45.9% 0.126 37.3);

Tailwind

colors: {
  custom: {
    50: '#b8725b',
    500: '#90381d',
    950: '#000000',
  },
}

SCSS

$custom: #90381d;
$custom-light: #b8725b;
$custom-dark: #000000;

JSON

{
  "hex": "#90381d",
  "rgb": {
    "r": 144,
    "g": 56,
    "b": 29
  },
  "hsl": {
    "h": 14.087,
    "s": 66.474,
    "l": 33.922
  },
  "oklch": {
    "l": 0.45912,
    "c": 0.12588,
    "h": 37.3
  },
  "luminance": 0.08846
}

Semantic roles & 50–950 ramp

primary

#90381D

secondary

#4BA3BD

accent

#C1E93E

background

#FCF7F5

surface

#F8EDE9

border

#D1C8C5

text

#130804

muted

#827B79

Preview Lab

Preview with #90381D

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

Preview Lab → · Contrast checker → · Palette generator →