#90374B#90374B

#90374B is a mid, vivid red. Relative luminance 0.092; OKLCH L 46.6% C 0.121 H 9.3°. Best body text is #FFFFFF at 7.41:1 contrast (WCAG AA passes).

Color values

HEX	#90374B
RGB	rgb(144, 55, 75)
HSL	hsl(347, 45%, 39%)
HSV	hsv(347, 62%, 56%)
CMYK	cmyk(0%, 61.8%, 47.9%, 43.5%)
CIE-LAB	lab(36.31, 39.45, 7.55)
CIE-LCH	lch(36.31, 40.16, 10.84°)
OKLab	oklab(46.64% 0.1198 0.0196)
OKLCH	oklch(46.64% 0.121 9.3)
XYZ	xyz(14.1388, 9.1713, 7.6809)
Luminance	0.0917 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90374B #37907C

analogous

#903778 #90374B #905037

triadic

#90374B #4B9037 #374B90

tetradic

#90374B #789037 #37907C #503790

square

#90374B #789037 #37907C #503790

split-complementary

#90374B #379050 #377890

monochromatic

#37151D #642634 #90374B #BA4A63 #CB7789

Accessibility & contrast

On white

7.41

#90374B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.83

#90374B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #90374B

7.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90374B	#FFFFFF	#000000	##FFFFFF
##90374B	1.00	7.41	2.83	7.41
#FFFFFF	7.41	1.00	21.00	1.00
#000000	2.83	21.00	1.00	21.00
##FFFFFF	7.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A4A4B

Deuteranopia (green-blind)

#615C49

Tritanopia (blue-blind)

#9C2B3F

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #90374b;
/* rgb */ color: rgb(144, 55, 75);
/* oklch */ color: oklch(46.6% 0.121 9.3);

Tailwind

colors: {
  custom: {
    50: '#b5727d',
    500: '#90374b',
    950: '#000000',
  },
}

SCSS

$custom: #90374b;
$custom-light: #b5727d;
$custom-dark: #000000;

JSON

{
  "hex": "#90374b",
  "rgb": {
    "r": 144,
    "g": 55,
    "b": 75
  },
  "hsl": {
    "h": 346.517,
    "s": 44.724,
    "l": 39.02
  },
  "oklch": {
    "l": 0.46641,
    "c": 0.12135,
    "h": 9.3
  },
  "luminance": 0.0917
}

Semantic roles & 50–950 ramp

primary

#90374B

secondary

#6FB4A4

accent

#D4B753

background

#FBF7F7

surface

#F6EDEE

border

#D0C8C9

text

#120809

muted

#817B7B

Preview Lab

Preview with #90374B

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

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