#511971#511971

#511971 is a dark, vivid violet. Relative luminance 0.036; OKLCH L 35.0% C 0.145 H 309.8°. Best body text is #FFFFFF at 12.16:1 contrast (WCAG AA passes).

Color values

HEX	#511971
RGB	rgb(81, 25, 113)
HSL	hsl(278, 64%, 27%)
HSV	hsv(278, 78%, 44%)
CMYK	cmyk(28.3%, 77.9%, 0%, 55.7%)
CIE-LAB	lab(22.43, 41.10, -39.20)
CIE-LCH	lch(22.43, 56.80, 316.35°)
OKLab	oklab(34.97% 0.0927 -0.1111)
OKLCH	oklch(34.97% 0.145 309.8)
XYZ	xyz(6.7210, 3.6370, 15.9675)
Luminance	0.0364 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511971 #397119

analogous

#251971 #511971 #711965

triadic

#511971 #715119 #197151

tetradic

#511971 #712519 #397119 #196571

square

#511971 #712519 #397119 #196571

split-complementary

#511971 #657119 #197125

monochromatic

#120619 #2D0E3F #511971 #7524A3 #9833D2

Accessibility & contrast

On white

12.16

#511971 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#511971 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511971

12.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511971	#FFFFFF	#000000	##FFFFFF
##511971	1.00	12.16	1.73	12.16
#FFFFFF	12.16	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003373

Deuteranopia (green-blind)

#03366F

Tritanopia (blue-blind)

#4C2E44

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #511971;
/* rgb */ color: rgb(81, 25, 113);
/* oklch */ color: oklch(35.0% 0.145 309.8);

Tailwind

colors: {
  custom: {
    50: '#865c9a',
    500: '#511971',
    950: '#000000',
  },
}

SCSS

$custom: #511971;
$custom-light: #865c9a;
$custom-dark: #000000;

JSON

{
  "hex": "#511971",
  "rgb": {
    "r": 81,
    "g": 25,
    "b": 113
  },
  "hsl": {
    "h": 278.182,
    "s": 63.768,
    "l": 27.059
  },
  "oklch": {
    "l": 0.34971,
    "c": 0.14474,
    "h": 309.8
  },
  "luminance": 0.03637
}

Semantic roles & 50–950 ramp

primary

#511971

secondary

#65A640

accent

#E7417D

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0B040E

muted

#7C797E

Preview Lab

Preview with #511971

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

Preview Lab → · Contrast checker → · Palette generator →