#5A188D#5A188D

#5A188D is a dark, vivid violet. Relative luminance 0.048; OKLCH L 38.5% C 0.177 H 304.5°. Best body text is #FFFFFF at 10.77:1 contrast (WCAG AA passes).

Color values

HEX	#5A188D
RGB	rgb(90, 24, 141)
HSL	hsl(274, 71%, 32%)
HSV	hsv(274, 83%, 55%)
CMYK	cmyk(36.2%, 83%, 0%, 44.7%)
CIE-LAB	lab(26.01, 49.73, -51.04)
CIE-LCH	lch(26.01, 71.26, 314.26°)
OKLab	oklab(38.49% 0.0999 -0.1456)
OKLCH	oklch(38.49% 0.177 304.5)
XYZ	xyz(9.3497, 4.7501, 25.6184)
Luminance	0.0475 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A188D #4B8D18

analogous

#1F188D #5A188D #8D1886

triadic

#5A188D #8D5A18 #188D5A

tetradic

#5A188D #8D1F18 #4B8D18 #18868D

square

#5A188D #8D1F18 #4B8D18 #18868D

split-complementary

#5A188D #868D18 #188D1F

monochromatic

#170624 #390F59 #5A188D #7B21C1 #9A41DF

Accessibility & contrast

On white

10.77

#5A188D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#5A188D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5A188D

10.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A188D	#FFFFFF	#000000	##FFFFFF
##5A188D	1.00	10.77	1.95	10.77
#FFFFFF	10.77	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C90

Deuteranopia (green-blind)

#003D8B

Tritanopia (blue-blind)

#503854

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #5a188d;
/* rgb */ color: rgb(90, 24, 141);
/* oklch */ color: oklch(38.5% 0.177 304.5);

Tailwind

colors: {
  custom: {
    50: '#8e5eaf',
    500: '#5a188d',
    950: '#000000',
  },
}

SCSS

$custom: #5a188d;
$custom-light: #8e5eaf;
$custom-dark: #000000;

JSON

{
  "hex": "#5a188d",
  "rgb": {
    "r": 90,
    "g": 24,
    "b": 141
  },
  "hsl": {
    "h": 273.846,
    "s": 70.909,
    "l": 32.353
  },
  "oklch": {
    "l": 0.38494,
    "c": 0.17652,
    "h": 304.5
  },
  "luminance": 0.0475
}

Semantic roles & 50–950 ramp

primary

#5A188D

secondary

#78BF42

accent

#EE3A88

background

#F9F5FA

surface

#F1EAF5

border

#CBC6CF

text

#0D0510

muted

#7E797F

Preview Lab

Preview with #5A188D

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

Preview Lab → · Contrast checker → · Palette generator →