#5A1788#5A1788

#5A1788 is a dark, vivid violet. Relative luminance 0.046; OKLCH L 38.0% C 0.173 H 306.3°. Best body text is #FFFFFF at 10.98:1 contrast (WCAG AA passes).

Color values

HEX	#5A1788
RGB	rgb(90, 23, 136)
HSL	hsl(276, 71%, 31%)
HSV	hsv(276, 83%, 53%)
CMYK	cmyk(33.8%, 83.1%, 0%, 46.7%)
CIE-LAB	lab(25.45, 48.92, -48.83)
CIE-LCH	lch(25.45, 69.12, 315.06°)
OKLab	oklab(37.97% 0.1021 -0.1391)
OKLCH	oklch(37.97% 0.173 306.3)
XYZ	xyz(8.9658, 4.5641, 23.6964)
Luminance	0.0456 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.83

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A1788 #458817

analogous

#211788 #5A1788 #88177D

triadic

#5A1788 #885A17 #17885A

tetradic

#5A1788 #882117 #458817 #177D88

square

#5A1788 #882117 #458817 #177D88

split-complementary

#5A1788 #7D8817 #178821

monochromatic

#15051F #370E54 #5A1788 #7D20BC #9C3BDE

Accessibility & contrast

On white

10.98

#5A1788 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#5A1788 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5A1788

10.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A1788	#FFFFFF	#000000	##FFFFFF
##5A1788	1.00	10.98	1.91	10.98
#FFFFFF	10.98	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A8B

Deuteranopia (green-blind)

#003D86

Tritanopia (blue-blind)

#523650

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #5a1788;
/* rgb */ color: rgb(90, 23, 136);
/* oklch */ color: oklch(38.0% 0.173 306.3);

Tailwind

colors: {
  custom: {
    50: '#8e5eac',
    500: '#5a1788',
    950: '#000000',
  },
}

SCSS

$custom: #5a1788;
$custom-light: #8e5eac;
$custom-dark: #000000;

JSON

{
  "hex": "#5a1788",
  "rgb": {
    "r": 90,
    "g": 23,
    "b": 136
  },
  "hsl": {
    "h": 275.575,
    "s": 71.069,
    "l": 31.176
  },
  "oklch": {
    "l": 0.37973,
    "c": 0.17252,
    "h": 306.3
  },
  "luminance": 0.04564
}

Semantic roles & 50–950 ramp

primary

#5A1788

secondary

#72BC3F

accent

#EE3A83

background

#F9F5FA

surface

#F1E9F4

border

#CBC5CE

text

#0D0510

muted

#7E797F

Preview Lab

Preview with #5A1788

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

Preview Lab → · Contrast checker → · Palette generator →