#90221C#90221C

#90221C is a dark, vivid red. Relative luminance 0.072; OKLCH L 43.3% C 0.147 H 28.2°. Best body text is #FFFFFF at 8.64:1 contrast (WCAG AA passes).

Color values

HEX	#90221C
RGB	rgb(144, 34, 28)
HSL	hsl(3, 67%, 34%)
HSV	hsv(3, 81%, 56%)
CMYK	cmyk(0%, 76.4%, 80.6%, 43.5%)
CIE-LAB	lab(32.17, 45.19, 31.78)
CIE-LCH	lch(32.17, 55.25, 35.12°)
OKLab	oklab(43.26% 0.1294 0.0693)
OKLCH	oklch(43.26% 0.147 28.2)
XYZ	xyz(12.2847, 7.1591, 1.8334)
Luminance	0.0716 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90221C #1C8A90

analogous

#901C50 #90221C #905C1C

triadic

#90221C #1C9022 #221C90

tetradic

#90221C #50901C #1C8A90 #5C1C90

square

#90221C #50901C #1C8A90 #5C1C90

split-complementary

#90221C #1C905C #1C5090

monochromatic

#2A0A08 #5D1612 #90221C #C32E26 #DC524A

Accessibility & contrast

On white

8.64

#90221C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#90221C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #90221C

8.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90221C	#FFFFFF	#000000	##FFFFFF
##90221C	1.00	8.64	2.43	8.64
#FFFFFF	8.64	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#433C1A

Deuteranopia (green-blind)

#5F5417

Tritanopia (blue-blind)

#9F0022

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #90221c;
/* rgb */ color: rgb(144, 34, 28);
/* oklch */ color: oklch(43.3% 0.147 28.2);

Tailwind

colors: {
  custom: {
    50: '#b96659',
    500: '#90221c',
    950: '#000000',
  },
}

SCSS

$custom: #90221c;
$custom-light: #b96659;
$custom-dark: #000000;

JSON

{
  "hex": "#90221c",
  "rgb": {
    "r": 144,
    "g": 34,
    "b": 28
  },
  "hsl": {
    "h": 3.103,
    "s": 67.442,
    "l": 33.725
  },
  "oklch": {
    "l": 0.43262,
    "c": 0.14677,
    "h": 28.2
  },
  "luminance": 0.07157
}

Semantic roles & 50–950 ramp

primary

#90221C

secondary

#4AB8BE

accent

#E1EA3D

background

#FCF6F5

surface

#F8EBE9

border

#D1C6C5

text

#130603

muted

#827A78

Preview Lab

Preview with #90221C

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

Preview Lab → · Contrast checker → · Palette generator →