#531B72#531B72

#531B72 is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.6% C 0.144 H 310.4°. Best body text is #FFFFFF at 11.88:1 contrast (WCAG AA passes).

Color values

HEX	#531B72
RGB	rgb(83, 27, 114)
HSL	hsl(279, 62%, 28%)
HSV	hsv(279, 76%, 45%)
CMYK	cmyk(27.2%, 76.3%, 0%, 55.3%)
CIE-LAB	lab(23.13, 40.89, -38.71)
CIE-LCH	lch(23.13, 56.30, 316.57°)
OKLab	oklab(35.55% 0.0934 -0.1096)
OKLCH	oklch(35.55% 0.144 310.4)
XYZ	xyz(6.9959, 3.8379, 16.2886)
Luminance	0.0384 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#531B72 #3A721B

analogous

#281B72 #531B72 #721B65

triadic

#531B72 #72531B #1B7253

tetradic

#531B72 #72281B #3A721B #1B6572

square

#531B72 #72281B #3A721B #1B6572

split-complementary

#531B72 #65721B #1B7228

monochromatic

#120619 #2F0F41 #531B72 #7727A3 #9A38D0

Accessibility & contrast

On white

11.88

#531B72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#531B72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #531B72

11.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##531B72	#FFFFFF	#000000	##FFFFFF
##531B72	1.00	11.88	1.77	11.88
#FFFFFF	11.88	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003574

Deuteranopia (green-blind)

#093870

Tritanopia (blue-blind)

#4F2F45

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #531b72;
/* rgb */ color: rgb(83, 27, 114);
/* oklch */ color: oklch(35.6% 0.144 310.4);

Tailwind

colors: {
  custom: {
    50: '#875d9b',
    500: '#531b72',
    950: '#000000',
  },
}

SCSS

$custom: #531b72;
$custom-light: #875d9b;
$custom-dark: #000000;

JSON

{
  "hex": "#531b72",
  "rgb": {
    "r": 83,
    "g": 27,
    "b": 114
  },
  "hsl": {
    "h": 278.621,
    "s": 61.702,
    "l": 27.647
  },
  "oklch": {
    "l": 0.35552,
    "c": 0.14399,
    "h": 310.4
  },
  "luminance": 0.03838
}

Semantic roles & 50–950 ramp

primary

#531B72

secondary

#66A742

accent

#E5437D

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0C040E

muted

#7D797E

Preview Lab

Preview with #531B72

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

Preview Lab → · Contrast checker → · Palette generator →