#511779#511779

#511779 is a dark, vivid violet. Relative luminance 0.037; OKLCH L 35.4% C 0.155 H 306.7°. Best body text is #FFFFFF at 12.01:1 contrast (WCAG AA passes).

Color values

HEX	#511779
RGB	rgb(81, 23, 121)
HSL	hsl(276, 68%, 28%)
HSV	hsv(276, 81%, 47%)
CMYK	cmyk(33.1%, 81%, 0%, 52.5%)
CIE-LAB	lab(22.80, 43.82, -43.74)
CIE-LCH	lch(22.80, 61.91, 315.06°)
OKLab	oklab(35.44% 0.0928 -0.1244)
OKLCH	oklch(35.44% 0.155 306.7)
XYZ	xyz(7.1502, 3.7427, 18.4312)
Luminance	0.0374 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511779 #3F7917

analogous

#201779 #511779 #791770

triadic

#511779 #795117 #177951

tetradic

#511779 #792017 #3F7917 #177079

square

#511779 #792017 #3F7917 #177079

split-complementary

#511779 #707917 #177920

monochromatic

#11051A #2F0D46 #511779 #7321AC #9432D8

Accessibility & contrast

On white

12.01

#511779 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#511779 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511779

12.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511779	#FFFFFF	#000000	##FFFFFF
##511779	1.00	12.01	1.75	12.01
#FFFFFF	12.01	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00357C

Deuteranopia (green-blind)

#003777

Tritanopia (blue-blind)

#4A3048

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #511779;
/* rgb */ color: rgb(81, 23, 121);
/* oklch */ color: oklch(35.4% 0.155 306.7);

Tailwind

colors: {
  custom: {
    50: '#865ca0',
    500: '#511779',
    950: '#000000',
  },
}

SCSS

$custom: #511779;
$custom-light: #865ca0;
$custom-dark: #000000;

JSON

{
  "hex": "#511779",
  "rgb": {
    "r": 81,
    "g": 23,
    "b": 121
  },
  "hsl": {
    "h": 275.51,
    "s": 68.056,
    "l": 28.235
  },
  "oklch": {
    "l": 0.35436,
    "c": 0.15525,
    "h": 306.7
  },
  "luminance": 0.03743
}

Semantic roles & 50–950 ramp

primary

#511779

secondary

#6CAE3E

accent

#EB3D84

background

#F8F5FA

surface

#F0E9F3

border

#CBC5CD

text

#0C040F

muted

#7D797F

Preview Lab

Preview with #511779

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

Preview Lab → · Contrast checker → · Palette generator →