#90223B#90223B

#90223B is a dark, vivid red. Relative luminance 0.074; OKLCH L 43.8% C 0.145 H 12.7°. Best body text is #FFFFFF at 8.48:1 contrast (WCAG AA passes).

Color values

HEX	#90223B
RGB	rgb(144, 34, 59)
HSL	hsl(346, 62%, 35%)
HSV	hsv(346, 76%, 56%)
CMYK	cmyk(0%, 76.4%, 59%, 43.5%)
CIE-LAB	lab(32.68, 46.88, 12.86)
CIE-LCH	lch(32.68, 48.62, 15.34°)
OKLab	oklab(43.81% 0.1415 0.032)
OKLCH	oklch(43.81% 0.145 12.7)
XYZ	xyz(12.8643, 7.3910, 4.8860)
Luminance	0.0739 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90223B #229077

analogous

#902272 #90223B #904022

triadic

#90223B #3B9022 #223B90

tetradic

#90223B #729022 #229077 #402290

square

#90223B #729022 #229077 #402290

split-complementary

#90223B #229040 #227290

monochromatic

#2D0B12 #5E1627 #90223B #C22E4F #D75573

Accessibility & contrast

On white

8.48

#90223B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#90223B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #90223B

8.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90223B	#FFFFFF	#000000	##FFFFFF
##90223B	1.00	8.48	2.48	8.48
#FFFFFF	8.48	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3F3E3B

Deuteranopia (green-blind)

#5C5538

Tritanopia (blue-blind)

#9E002C

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #90223b;
/* rgb */ color: rgb(144, 34, 59);
/* oklch */ color: oklch(43.8% 0.145 12.7);

Tailwind

colors: {
  custom: {
    50: '#b76770',
    500: '#90223b',
    950: '#000000',
  },
}

SCSS

$custom: #90223b;
$custom-light: #b76770;
$custom-dark: #000000;

JSON

{
  "hex": "#90223b",
  "rgb": {
    "r": 144,
    "g": 34,
    "b": 59
  },
  "hsl": {
    "h": 346.364,
    "s": 61.798,
    "l": 34.902
  },
  "oklch": {
    "l": 0.4381,
    "c": 0.14502,
    "h": 12.7
  },
  "luminance": 0.07389
}

Semantic roles & 50–950 ramp

primary

#90223B

secondary

#53BBA3

accent

#E5C043

background

#FCF6F6

surface

#F8EBEC

border

#D1C6C7

text

#120707

muted

#817A7A

Preview Lab

Preview with #90223B

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

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