#90203B#90203B

#90203B is a dark, vivid red. Relative luminance 0.073; OKLCH L 43.6% C 0.147 H 12.2°. Best body text is #FFFFFF at 8.55:1 contrast (WCAG AA passes).

Color values

HEX	#90203B
RGB	rgb(144, 32, 59)
HSL	hsl(346, 64%, 35%)
HSV	hsv(346, 78%, 56%)
CMYK	cmyk(0%, 77.8%, 59%, 43.5%)
CIE-LAB	lab(32.44, 47.57, 12.53)
CIE-LCH	lch(32.44, 49.19, 14.75°)
OKLab	oklab(43.63% 0.1437 0.0312)
OKLCH	oklch(43.63% 0.147 12.2)
XYZ	xyz(12.8088, 7.2799, 4.8675)
Luminance	0.0728 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90203B #209075

analogous

#902073 #90203B #903D20

triadic

#90203B #3B9020 #203B90

tetradic

#90203B #739020 #209075 #3D2090

square

#90203B #739020 #209075 #3D2090

split-complementary

#90203B #20903D #207390

monochromatic

#2C0A12 #5E1526 #90203B #C22B50 #D95272

Accessibility & contrast

On white

8.55

#90203B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.46

#90203B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #90203B

8.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90203B	#FFFFFF	#000000	##FFFFFF
##90203B	1.00	8.55	2.46	8.55
#FFFFFF	8.55	1.00	21.00	1.00
#000000	2.46	21.00	1.00	21.00
##FFFFFF	8.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3E3E3B

Deuteranopia (green-blind)

#5B5538

Tritanopia (blue-blind)

#9E002B

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #90203b;
/* rgb */ color: rgb(144, 32, 59);
/* oklch */ color: oklch(43.6% 0.147 12.2);

Tailwind

colors: {
  custom: {
    50: '#b76670',
    500: '#90203b',
    950: '#000000',
  },
}

SCSS

$custom: #90203b;
$custom-light: #b76670;
$custom-dark: #000000;

JSON

{
  "hex": "#90203b",
  "rgb": {
    "r": 144,
    "g": 32,
    "b": 59
  },
  "hsl": {
    "h": 345.536,
    "s": 63.636,
    "l": 34.51
  },
  "oklch": {
    "l": 0.43628,
    "c": 0.14701,
    "h": 12.2
  },
  "luminance": 0.07278
}

Semantic roles & 50–950 ramp

primary

#90203B

secondary

#50BCA2

accent

#E7BF41

background

#FCF6F6

surface

#F8EBEC

border

#D1C6C7

text

#120607

muted

#817A7A

Preview Lab

Preview with #90203B

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

Preview Lab → · Contrast checker → · Palette generator →