#5A178D#5A178D

#5A178D is a dark, vivid violet. Relative luminance 0.047; OKLCH L 38.4% C 0.177 H 304.5°. Best body text is #FFFFFF at 10.81:1 contrast (WCAG AA passes).

Color values

HEX	#5A178D
RGB	rgb(90, 23, 141)
HSL	hsl(274, 72%, 32%)
HSV	hsv(274, 84%, 55%)
CMYK	cmyk(36.2%, 83.7%, 0%, 44.7%)
CIE-LAB	lab(25.89, 50.08, -51.23)
CIE-LCH	lch(25.89, 71.64, 314.35°)
OKLab	oklab(38.41% 0.1006 -0.1461)
OKLCH	oklch(38.41% 0.177 304.5)
XYZ	xyz(9.3295, 4.7096, 25.6117)
Luminance	0.0471 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A178D #4A8D17

analogous

#1F178D #5A178D #8D1785

triadic

#5A178D #8D5A17 #178D5A

tetradic

#5A178D #8D1F17 #4A8D17 #17858D

square

#5A178D #8D1F17 #4A8D17 #17858D

split-complementary

#5A178D #858D17 #178D1F

monochromatic

#170624 #380E58 #5A178D #7C20C2 #9A3FE0

Accessibility & contrast

On white

10.81

#5A178D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#5A178D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5A178D

10.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A178D	#FFFFFF	#000000	##FFFFFF
##5A178D	1.00	10.81	1.94	10.81
#FFFFFF	10.81	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C90

Deuteranopia (green-blind)

#003D8B

Tritanopia (blue-blind)

#503853

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #5a178d;
/* rgb */ color: rgb(90, 23, 141);
/* oklch */ color: oklch(38.4% 0.177 304.5);

Tailwind

colors: {
  custom: {
    50: '#8e5eaf',
    500: '#5a178d',
    950: '#000000',
  },
}

SCSS

$custom: #5a178d;
$custom-light: #8e5eaf;
$custom-dark: #000000;

JSON

{
  "hex": "#5a178d",
  "rgb": {
    "r": 90,
    "g": 23,
    "b": 141
  },
  "hsl": {
    "h": 274.068,
    "s": 71.951,
    "l": 32.157
  },
  "oklch": {
    "l": 0.38411,
    "c": 0.17741,
    "h": 304.5
  },
  "luminance": 0.0471
}

Semantic roles & 50–950 ramp

primary

#5A178D

secondary

#77C040

accent

#EF3988

background

#F9F5FA

surface

#F1EAF5

border

#CBC6CF

text

#0D0510

muted

#7E797F

Preview Lab

Preview with #5A178D

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

Preview Lab → · Contrast checker → · Palette generator →