#51209D#51209D

#51209D is a dark, vivid violet. Relative luminance 0.052; OKLCH L 39.6% C 0.184 H 293.9°. Best body text is #FFFFFF at 10.28:1 contrast (WCAG AA passes).

Color values

HEX	#51209D
RGB	rgb(81, 32, 157)
HSL	hsl(264, 66%, 37%)
HSV	hsv(264, 80%, 62%)
CMYK	cmyk(48.4%, 79.6%, 0%, 38.4%)
CIE-LAB	lab(27.34, 49.17, -58.76)
CIE-LCH	lch(27.34, 76.62, 309.93°)
OKLab	oklab(39.6% 0.0748 -0.1686)
OKLCH	oklch(39.6% 0.184 293.9)
XYZ	xyz(9.9940, 5.2164, 32.3720)
Luminance	0.0522 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51209D #6C9D20

analogous

#202D9D #51209D #90209D

triadic

#51209D #9D5120 #209D51

tetradic

#51209D #9D202D #6C9D20 #209D90

square

#51209D #9D202D #6C9D20 #209D90

split-complementary

#51209D #9D9020 #2D9D20

monochromatic

#1D0B37 #37166A #51209D #6B2AD0 #8E5ADD

Accessibility & contrast

On white

10.28

#51209D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#51209D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51209D

10.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51209D	#FFFFFF	#000000	##FFFFFF
##51209D	1.00	10.28	2.04	10.28
#FFFFFF	10.28	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042A0

Deuteranopia (green-blind)

#003E9B

Tritanopia (blue-blind)

#3A435E

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #51209d;
/* rgb */ color: rgb(81, 32, 157);
/* oklch */ color: oklch(39.6% 0.184 293.9);

Tailwind

colors: {
  custom: {
    50: '#8a62bb',
    500: '#51209d',
    950: '#000000',
  },
}

SCSS

$custom: #51209d;
$custom-light: #8a62bb;
$custom-dark: #000000;

JSON

{
  "hex": "#51209d",
  "rgb": {
    "r": 81,
    "g": 32,
    "b": 157
  },
  "hsl": {
    "h": 263.52,
    "s": 66.138,
    "l": 37.059
  },
  "oklch": {
    "l": 0.39604,
    "c": 0.18445,
    "h": 293.9
  },
  "luminance": 0.05217
}

Semantic roles & 50–950 ramp

primary

#51209D

secondary

#98C157

accent

#E93FA6

background

#F8F6FB

surface

#F0EBF6

border

#CBC6D0

text

#0D0512

muted

#7D7A81

Preview Lab

Preview with #51209D

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

Preview Lab → · Contrast checker → · Palette generator →