#90178B#90178B

#90178B is a mid, vivid purple. Relative luminance 0.084; OKLCH L 46.4% C 0.195 H 330.1°. Best body text is #FFFFFF at 7.83:1 contrast (WCAG AA passes).

Color values

HEX	#90178B
RGB	rgb(144, 23, 139)
HSL	hsl(302, 72%, 33%)
HSV	hsv(302, 84%, 56%)
CMYK	cmyk(0%, 84%, 3.5%, 43.5%)
CIE-LAB	lab(34.82, 59.70, -35.14)
CIE-LCH	lch(34.82, 69.28, 329.52°)
OKLab	oklab(46.42% 0.1692 -0.0972)
OKLCH	oklch(46.42% 0.195 330.1)
XYZ	xyz(16.4681, 8.4075, 25.1766)
Luminance	0.0841 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#90178B #17901C

analogous

#581790 #90178B #90174F

triadic

#90178B #8B9017 #178B90

tetradic

#90178B #905817 #17901C #174F90

square

#90178B #905817 #17901C #174F90

split-complementary

#90178B #4F9017 #179058

monochromatic

#260625 #5B0F58 #90178B #C51FBE #E141DA

Accessibility & contrast

On white

7.83

#90178B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#90178B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #90178B

7.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##90178B	#FFFFFF	#000000	##FFFFFF
##90178B	1.00	7.83	2.68	7.83
#FFFFFF	7.83	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00488E

Deuteranopia (green-blind)

#405788

Tritanopia (blue-blind)

#962B53

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #90178b;
/* rgb */ color: rgb(144, 23, 139);
/* oklch */ color: oklch(46.4% 0.195 330.1);

Tailwind

colors: {
  custom: {
    50: '#b466ad',
    500: '#90178b',
    950: '#000000',
  },
}

SCSS

$custom: #90178b;
$custom-light: #b466ad;
$custom-dark: #000000;

JSON

{
  "hex": "#90178b",
  "rgb": {
    "r": 144,
    "g": 23,
    "b": 139
  },
  "hsl": {
    "h": 302.479,
    "s": 72.455,
    "l": 32.745
  },
  "oklch": {
    "l": 0.46416,
    "c": 0.19514,
    "h": 330.1
  },
  "luminance": 0.08406
}

Semantic roles & 50–950 ramp

primary

#90178B

secondary

#42C147

accent

#EF4039

background

#FBF6FA

surface

#F6EBF4

border

#D0C6CE

text

#120710

muted

#817A7F

Preview Lab

Preview with #90178B

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

Preview Lab → · Contrast checker → · Palette generator →