#51399D#51399D

#51399D is a dark, vivid violet. Relative luminance 0.071; OKLCH L 43.0% C 0.155 H 289.3°. Best body text is #FFFFFF at 8.67:1 contrast (WCAG AA passes).

Color values

HEX	#51399D
RGB	rgb(81, 57, 157)
HSL	hsl(254, 47%, 42%)
HSV	hsv(254, 64%, 62%)
CMYK	cmyk(48.4%, 63.7%, 0%, 38.4%)
CIE-LAB	lab(32.05, 36.09, -51.06)
CIE-LCH	lch(32.05, 62.53, 305.25°)
OKLab	oklab(42.96% 0.0511 -0.1461)
OKLCH	oklch(42.96% 0.155 289.3)
XYZ	xyz(10.9405, 7.1095, 32.6876)
Luminance	0.0711 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51399D #859D39

analogous

#39539D #51399D #83399D

triadic

#51399D #9D5139 #399D51

tetradic

#51399D #9D3953 #859D39 #399D83

square

#51399D #9D3953 #859D39 #399D83

split-complementary

#51399D #9D8339 #539D39

monochromatic

#231843 #3A2970 #51399D #6D53C0 #9380D1

Accessibility & contrast

On white

8.67

#51399D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#51399D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51399D

8.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51399D	#FFFFFF	#000000	##FFFFFF
##51399D	1.00	8.67	2.42	8.67
#FFFFFF	8.67	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004DA0

Deuteranopia (green-blind)

#00499B

Tritanopia (blue-blind)

#385165

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #51399d;
/* rgb */ color: rgb(81, 57, 157);
/* oklch */ color: oklch(43.0% 0.155 289.3);

Tailwind

colors: {
  custom: {
    50: '#8871bb',
    500: '#51399d',
    950: '#000000',
  },
}

SCSS

$custom: #51399d;
$custom-light: #8871bb;
$custom-dark: #000000;

JSON

{
  "hex": "#51399d",
  "rgb": {
    "r": 81,
    "g": 57,
    "b": 157
  },
  "hsl": {
    "h": 254.4,
    "s": 46.729,
    "l": 41.961
  },
  "oklch": {
    "l": 0.42962,
    "c": 0.15478,
    "h": 289.3
  },
  "luminance": 0.0711
}

Semantic roles & 50–950 ramp

primary

#51399D

secondary

#AABA78

accent

#D651B6

background

#F8F6FB

surface

#F0ECF6

border

#CBC7D0

text

#0C0712

muted

#7D7A81

Preview Lab

Preview with #51399D

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

Preview Lab → · Contrast checker → · Palette generator →