#51307C#51307C

#51307C is a dark, vivid violet. Relative luminance 0.053; OKLCH L 39.0% C 0.125 H 300.8°. Best body text is #FFFFFF at 10.18:1 contrast (WCAG AA passes).

Color values

HEX	#51307C
RGB	rgb(81, 48, 124)
HSL	hsl(266, 44%, 34%)
HSV	hsv(266, 61%, 49%)
CMYK	cmyk(34.7%, 61.3%, 0%, 51.4%)
CIE-LAB	lab(27.62, 31.89, -37.84)
CIE-LCH	lch(27.62, 49.48, 310.12°)
OKLab	oklab(38.96% 0.0638 -0.1072)
OKLCH	oklch(38.96% 0.125 300.8)
XYZ	xyz(8.0875, 5.3184, 19.6654)
Luminance	0.0532 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51307C #5B7C30

analogous

#30357C #51307C #77307C

triadic

#51307C #7C5130 #307C51

tetradic

#51307C #7C3035 #5B7C30 #307C77

square

#51307C #7C3035 #5B7C30 #307C77

split-complementary

#51307C #7C7730 #357C30

monochromatic

#170E24 #341F50 #51307C #6E41A8 #8D64C3

Accessibility & contrast

On white

10.18

#51307C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#51307C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51307C

10.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51307C	#FFFFFF	#000000	##FFFFFF
##51307C	1.00	10.18	2.06	10.18
#FFFFFF	10.18	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#08417E

Deuteranopia (green-blind)

#19417A

Tritanopia (blue-blind)

#484051

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #51307c;
/* rgb */ color: rgb(81, 48, 124);
/* oklch */ color: oklch(39.0% 0.125 300.8);

Tailwind

colors: {
  custom: {
    50: '#856aa2',
    500: '#51307c',
    950: '#000000',
  },
}

SCSS

$custom: #51307c;
$custom-light: #856aa2;
$custom-dark: #000000;

JSON

{
  "hex": "#51307c",
  "rgb": {
    "r": 81,
    "g": 48,
    "b": 124
  },
  "hsl": {
    "h": 266.053,
    "s": 44.186,
    "l": 33.725
  },
  "oklch": {
    "l": 0.38963,
    "c": 0.12479,
    "h": 300.8
  },
  "luminance": 0.05318
}

Semantic roles & 50–950 ramp

primary

#51307C

secondary

#89AA5E

accent

#D4549C

background

#F8F6FA

surface

#EFEBF4

border

#CAC6CE

text

#0B060F

muted

#7C7A7F

Preview Lab

Preview with #51307C

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

Preview Lab → · Contrast checker → · Palette generator →