#51237A#51237A

#51237A is a dark, vivid violet. Relative luminance 0.044; OKLCH L 36.9% C 0.142 H 304.5°. Best body text is #FFFFFF at 11.22:1 contrast (WCAG AA passes).

Color values

HEX	#51237A
RGB	rgb(81, 35, 122)
HSL	hsl(272, 55%, 31%)
HSV	hsv(272, 71%, 48%)
CMYK	cmyk(33.6%, 71.3%, 0%, 52.2%)
CIE-LAB	lab(24.82, 38.58, -41.10)
CIE-LCH	lch(24.82, 56.37, 313.19°)
OKLab	oklab(36.89% 0.0803 -0.1168)
OKLCH	oklch(36.89% 0.142 304.5)
XYZ	xyz(7.5064, 4.3566, 18.8540)
Luminance	0.0436 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51237A #4C7A23

analogous

#25237A #51237A #7A2377

triadic

#51237A #7A5123 #237A51

tetradic

#51237A #7A2523 #4C7A23 #23777A

square

#51237A #7A2523 #4C7A23 #23777A

split-complementary

#51237A #777A23 #237A25

monochromatic

#12081B #31154A #51237A #7131AA #8F4CCC

Accessibility & contrast

On white

11.22

#51237A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#51237A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51237A

11.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51237A	#FFFFFF	#000000	##FFFFFF
##51237A	1.00	11.22	1.87	11.22
#FFFFFF	11.22	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A7D

Deuteranopia (green-blind)

#013B78

Tritanopia (blue-blind)

#49374B

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #51237a;
/* rgb */ color: rgb(81, 35, 122);
/* oklch */ color: oklch(36.9% 0.142 304.5);

Tailwind

colors: {
  custom: {
    50: '#8662a1',
    500: '#51237a',
    950: '#000000',
  },
}

SCSS

$custom: #51237a;
$custom-light: #8662a1;
$custom-dark: #000000;

JSON

{
  "hex": "#51237a",
  "rgb": {
    "r": 81,
    "g": 35,
    "b": 122
  },
  "hsl": {
    "h": 271.724,
    "s": 55.414,
    "l": 30.784
  },
  "oklch": {
    "l": 0.36888,
    "c": 0.14171,
    "h": 304.5
  },
  "luminance": 0.04357
}

Semantic roles & 50–950 ramp

primary

#51237A

secondary

#7AAD4C

accent

#DF4990

background

#F8F5FA

surface

#F0EAF3

border

#CBC6CD

text

#0B050F

muted

#7C797F

Preview Lab

Preview with #51237A

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

Preview Lab → · Contrast checker → · Palette generator →