#511F79#511F79

#511F79 is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.3% C 0.146 H 305.6°. Best body text is #FFFFFF at 11.53:1 contrast (WCAG AA passes).

Color values

HEX	#511F79
RGB	rgb(81, 31, 121)
HSL	hsl(273, 59%, 30%)
HSV	hsv(273, 74%, 47%)
CMYK	cmyk(33.1%, 74.4%, 0%, 52.5%)
CIE-LAB	lab(24.03, 40.31, -41.74)
CIE-LCH	lch(24.03, 58.03, 314.01°)
OKLab	oklab(36.3% 0.0849 -0.1186)
OKLCH	oklch(36.3% 0.146 305.6)
XYZ	xyz(7.3338, 4.1098, 18.4924)
Luminance	0.0411 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511F79 #47791F

analogous

#241F79 #511F79 #791F74

triadic

#511F79 #79511F #1F7951

tetradic

#511F79 #79241F #47791F #1F7479

square

#511F79 #79241F #47791F #1F7479

split-complementary

#511F79 #74791F #1F7924

monochromatic

#100618 #301348 #511F79 #722BAA #9143CF

Accessibility & contrast

On white

11.53

#511F79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#511F79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511F79

11.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511F79	#FFFFFF	#000000	##FFFFFF
##511F79	1.00	11.53	1.82	11.53
#FFFFFF	11.53	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00387C

Deuteranopia (green-blind)

#003977

Tritanopia (blue-blind)

#4A344A

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #511f79;
/* rgb */ color: rgb(81, 31, 121);
/* oklch */ color: oklch(36.3% 0.146 305.6);

Tailwind

colors: {
  custom: {
    50: '#865fa0',
    500: '#511f79',
    950: '#000000',
  },
}

SCSS

$custom: #511f79;
$custom-light: #865fa0;
$custom-dark: #000000;

JSON

{
  "hex": "#511f79",
  "rgb": {
    "r": 81,
    "g": 31,
    "b": 121
  },
  "hsl": {
    "h": 273.333,
    "s": 59.211,
    "l": 29.804
  },
  "oklch": {
    "l": 0.36303,
    "c": 0.14588,
    "h": 305.6
  },
  "luminance": 0.0411
}

Semantic roles & 50–950 ramp

primary

#511F79

secondary

#74AC47

accent

#E2458B

background

#F8F5F9

surface

#F0EAF2

border

#CBC6CC

text

#0C050F

muted

#7D797E

Preview Lab

Preview with #511F79

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

Preview Lab → · Contrast checker → · Palette generator →