#51337D#51337D

#51337D is a dark, vivid violet. Relative luminance 0.056; OKLCH L 39.5% C 0.121 H 299.5°. Best body text is #FFFFFF at 9.91:1 contrast (WCAG AA passes).

Color values

HEX	#51337D
RGB	rgb(81, 51, 125)
HSL	hsl(264, 42%, 35%)
HSV	hsv(264, 59%, 49%)
CMYK	cmyk(35.2%, 59.2%, 0%, 51%)
CIE-LAB	lab(28.37, 30.37, -37.26)
CIE-LCH	lch(28.37, 48.07, 309.18°)
OKLab	oklab(39.53% 0.0598 -0.1055)
OKLCH	oklch(39.53% 0.121 299.5)
XYZ	xyz(8.2779, 5.5976, 20.0424)
Luminance	0.0560 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51337D #5F7D33

analogous

#333A7D #51337D #76337D

triadic

#51337D #7D5133 #337D51

tetradic

#51337D #7D333A #5F7D33 #337D76

square

#51337D #7D333A #5F7D33 #337D76

split-complementary

#51337D #7D7633 #3A7D33

monochromatic

#191026 #352152 #51337D #6D45A8 #8D69C2

Accessibility & contrast

On white

9.91

#51337D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#51337D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51337D

9.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51337D	#FFFFFF	#000000	##FFFFFF
##51337D	1.00	9.91	2.12	9.91
#FFFFFF	9.91	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#10437F

Deuteranopia (green-blind)

#1D427B

Tritanopia (blue-blind)

#484253

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #51337d;
/* rgb */ color: rgb(81, 51, 125);
/* oklch */ color: oklch(39.5% 0.121 299.5);

Tailwind

colors: {
  custom: {
    50: '#856ca3',
    500: '#51337d',
    950: '#000000',
  },
}

SCSS

$custom: #51337d;
$custom-light: #856ca3;
$custom-dark: #000000;

JSON

{
  "hex": "#51337d",
  "rgb": {
    "r": 81,
    "g": 51,
    "b": 125
  },
  "hsl": {
    "h": 264.324,
    "s": 42.045,
    "l": 34.51
  },
  "oklch": {
    "l": 0.39535,
    "c": 0.12129,
    "h": 299.5
  },
  "luminance": 0.05598
}

Semantic roles & 50–950 ramp

primary

#51337D

secondary

#8DAA62

accent

#D256A0

background

#F8F6FA

surface

#EFEBF4

border

#CAC6CE

text

#0B070F

muted

#7C7A7F

Preview Lab

Preview with #51337D

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

Preview Lab → · Contrast checker → · Palette generator →