#5A1583#5A1583

#5A1583 is a dark, vivid violet. Relative luminance 0.043; OKLCH L 37.4% C 0.170 H 308.3°. Best body text is #FFFFFF at 11.23:1 contrast (WCAG AA passes).

Color values

HEX	#5A1583
RGB	rgb(90, 21, 131)
HSL	hsl(278, 72%, 30%)
HSV	hsv(278, 84%, 51%)
CMYK	cmyk(31.3%, 84%, 0%, 48.6%)
CIE-LAB	lab(24.79, 48.47, -46.77)
CIE-LCH	lch(24.79, 67.36, 316.02°)
OKLab	oklab(37.38% 0.1051 -0.133)
OKLCH	oklch(37.38% 0.17 308.3)
XYZ	xyz(8.5805, 4.3488, 21.8557)
Luminance	0.0435 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.75

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5A1583 #3E8315

analogous

#231583 #5A1583 #831575

triadic

#5A1583 #835A15 #15835A

tetradic

#5A1583 #832315 #3E8315 #157583

square

#5A1583 #832315 #3E8315 #157583

split-complementary

#5A1583 #758315 #158323

monochromatic

#12041A #360D4E #5A1583 #7E1DB8 #9F34DE

Accessibility & contrast

On white

11.23

#5A1583 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#5A1583 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5A1583

11.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5A1583	#FFFFFF	#000000	##FFFFFF
##5A1583	1.00	11.23	1.87	11.23
#FFFFFF	11.23	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003886

Deuteranopia (green-blind)

#003B81

Tritanopia (blue-blind)

#53324D

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #5a1583;
/* rgb */ color: rgb(90, 21, 131);
/* oklch */ color: oklch(37.4% 0.170 308.3);

Tailwind

colors: {
  custom: {
    50: '#8d5da8',
    500: '#5a1583',
    950: '#000000',
  },
}

SCSS

$custom: #5a1583;
$custom-light: #8d5da8;
$custom-dark: #000000;

JSON

{
  "hex": "#5a1583",
  "rgb": {
    "r": 90,
    "g": 21,
    "b": 131
  },
  "hsl": {
    "h": 277.636,
    "s": 72.368,
    "l": 29.804
  },
  "oklch": {
    "l": 0.3738,
    "c": 0.1695,
    "h": 308.3
  },
  "luminance": 0.04349
}

Semantic roles & 50–950 ramp

primary

#5A1583

secondary

#6AB83C

accent

#EF397D

background

#F9F5FA

surface

#F1E9F4

border

#CBC5CE

text

#0D0510

muted

#7E797F

Preview Lab

Preview with #5A1583

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

Preview Lab → · Contrast checker → · Palette generator →