#511C76#511C76

#511C76 is a dark, vivid violet. Relative luminance 0.039; OKLCH L 35.7% C 0.146 H 307.3°. Best body text is #FFFFFF at 11.81:1 contrast (WCAG AA passes).

Color values

HEX	#511C76
RGB	rgb(81, 28, 118)
HSL	hsl(275, 62%, 29%)
HSV	hsv(275, 76%, 46%)
CMYK	cmyk(31.4%, 76.3%, 0%, 53.7%)
CIE-LAB	lab(23.30, 40.97, -41.01)
CIE-LCH	lch(23.30, 57.97, 314.97°)
OKLab	oklab(35.71% 0.0887 -0.1165)
OKLCH	oklch(35.71% 0.146 307.3)
XYZ	xyz(7.0779, 3.8879, 17.5136)
Luminance	0.0389 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511C76 #41761C

analogous

#241C76 #511C76 #761C6E

triadic

#511C76 #76511C #1C7651

tetradic

#511C76 #76241C #41761C #1C6E76

square

#511C76 #76241C #41761C #1C6E76

split-complementary

#511C76 #6E761C #1C7624

monochromatic

#110619 #2F1045 #511C76 #7328A7 #933CD1

Accessibility & contrast

On white

11.81

#511C76 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#511C76 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511C76

11.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511C76	#FFFFFF	#000000	##FFFFFF
##511C76	1.00	11.81	1.78	11.81
#FFFFFF	11.81	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003679

Deuteranopia (green-blind)

#003874

Tritanopia (blue-blind)

#4B3147

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #511c76;
/* rgb */ color: rgb(81, 28, 118);
/* oklch */ color: oklch(35.7% 0.146 307.3);

Tailwind

colors: {
  custom: {
    50: '#865e9e',
    500: '#511c76',
    950: '#000000',
  },
}

SCSS

$custom: #511c76;
$custom-light: #865e9e;
$custom-dark: #000000;

JSON

{
  "hex": "#511c76",
  "rgb": {
    "r": 81,
    "g": 28,
    "b": 118
  },
  "hsl": {
    "h": 275.333,
    "s": 61.644,
    "l": 28.627
  },
  "oklch": {
    "l": 0.35708,
    "c": 0.14639,
    "h": 307.3
  },
  "luminance": 0.03888
}

Semantic roles & 50–950 ramp

primary

#511C76

secondary

#6EAA44

accent

#E54386

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0C050E

muted

#7D797E

Preview Lab

Preview with #511C76

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

Preview Lab → · Contrast checker → · Palette generator →