#511E7E#511E7E

#511E7E is a dark, vivid violet. Relative luminance 0.042; OKLCH L 36.6% C 0.153 H 303.8°. Best body text is #FFFFFF at 11.43:1 contrast (WCAG AA passes).

Color values

HEX	#511E7E
RGB	rgb(81, 30, 126)
HSL	hsl(272, 62%, 31%)
HSV	hsv(272, 76%, 49%)
CMYK	cmyk(35.7%, 76.2%, 0%, 50.6%)
CIE-LAB	lab(24.27, 42.04, -44.52)
CIE-LCH	lch(24.27, 61.23, 313.36°)
OKLab	oklab(36.6% 0.085 -0.1268)
OKLCH	oklch(36.6% 0.153 303.8)
XYZ	xyz(7.6226, 4.1843, 20.1407)
Luminance	0.0418 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.19

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511E7E #4B7E1E

analogous

#211E7E #511E7E #7E1E7B

triadic

#511E7E #7E511E #1E7E51

tetradic

#511E7E #7E211E #4B7E1E #1E7B7E

square

#511E7E #7E211E #4B7E1E #1E7B7E

split-complementary

#511E7E #7B7E1E #1E7E21

monochromatic

#11061B #31124D #511E7E #712AAF #9044D2

Accessibility & contrast

On white

11.43

#511E7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#511E7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511E7E

11.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511E7E	#FFFFFF	#000000	##FFFFFF
##511E7E	1.00	11.43	1.84	11.43
#FFFFFF	11.43	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003981

Deuteranopia (green-blind)

#003A7C

Tritanopia (blue-blind)

#48364C

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #511e7e;
/* rgb */ color: rgb(81, 30, 126);
/* oklch */ color: oklch(36.6% 0.153 303.8);

Tailwind

colors: {
  custom: {
    50: '#865fa4',
    500: '#511e7e',
    950: '#000000',
  },
}

SCSS

$custom: #511e7e;
$custom-light: #865fa4;
$custom-dark: #000000;

JSON

{
  "hex": "#511e7e",
  "rgb": {
    "r": 81,
    "g": 30,
    "b": 126
  },
  "hsl": {
    "h": 271.875,
    "s": 61.538,
    "l": 30.588
  },
  "oklch": {
    "l": 0.36601,
    "c": 0.15263,
    "h": 303.8
  },
  "luminance": 0.04184
}

Semantic roles & 50–950 ramp

primary

#511E7E

secondary

#79B147

accent

#E5438F

background

#F8F5FA

surface

#F0EAF4

border

#CBC6CE

text

#0C050F

muted

#7D797F

Preview Lab

Preview with #511E7E

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

Preview Lab → · Contrast checker → · Palette generator →