#90272B#90272B

#90272B is a dark, vivid red. Relative luminance 0.076; OKLCH L 44.0% C 0.140 H 23.1°. Best body text is #FFFFFF at 8.36:1 contrast (WCAG AA passes).

Color values

HEX	#90272B
RGB	rgb(144, 39, 43)
HSL	hsl(358, 57%, 36%)
HSV	hsv(358, 73%, 56%)
CMYK	cmyk(0%, 72.9%, 70.1%, 43.5%)
CIE-LAB	lab(33.04, 43.99, 23.64)
CIE-LCH	lch(33.04, 49.94, 28.25°)
OKLab	oklab(43.98% 0.129 0.055)
OKLCH	oklch(43.98% 0.14 23.1)
XYZ	xyz(12.6645, 7.5566, 3.0767)
Luminance	0.0756 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90272B #27908C

analogous

#90275F #90272B #905727

triadic

#90272B #2B9027 #272B90

tetradic

#90272B #5F9027 #27908C #572790

square

#90272B #5F9027 #27908C #572790

split-complementary

#90272B #279057 #275F90

monochromatic

#300D0E #601A1D #90272B #C03439 #D35E62

Accessibility & contrast

On white

8.36

#90272B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.51

#90272B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #90272B

8.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90272B	#FFFFFF	#000000	##FFFFFF
##90272B	1.00	8.36	2.51	8.36
#FFFFFF	8.36	1.00	21.00	1.00
#000000	2.51	21.00	1.00	21.00
##FFFFFF	8.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#453F2A

Deuteranopia (green-blind)

#5F5628

Tritanopia (blue-blind)

#9E022A

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #90272b;
/* rgb */ color: rgb(144, 39, 43);
/* oklch */ color: oklch(44.0% 0.140 23.1);

Tailwind

colors: {
  custom: {
    50: '#b86964',
    500: '#90272b',
    950: '#000000',
  },
}

SCSS

$custom: #90272b;
$custom-light: #b86964;
$custom-dark: #000000;

JSON

{
  "hex": "#90272b",
  "rgb": {
    "r": 144,
    "g": 39,
    "b": 43
  },
  "hsl": {
    "h": 357.714,
    "s": 57.377,
    "l": 35.882
  },
  "oklch": {
    "l": 0.43979,
    "c": 0.14021,
    "h": 23.1
  },
  "luminance": 0.07555
}

Semantic roles & 50–950 ramp

primary

#90272B

secondary

#5AB9B5

accent

#E1DB47

background

#FCF6F6

surface

#F8EBEB

border

#D1C6C6

text

#130705

muted

#827A7A

Preview Lab

Preview with #90272B

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

Preview Lab → · Contrast checker → · Palette generator →