#511E8F#511E8F

#511E8F is a dark, vivid violet. Relative luminance 0.047; OKLCH L 38.1% C 0.171 H 298.1°. Best body text is #FFFFFF at 10.87:1 contrast (WCAG AA passes).

Color values

HEX	#511E8F
RGB	rgb(81, 30, 143)
HSL	hsl(267, 65%, 34%)
HSV	hsv(267, 79%, 56%)
CMYK	cmyk(43.4%, 79%, 0%, 43.9%)
CIE-LAB	lab(25.75, 46.38, -52.76)
CIE-LCH	lch(25.75, 70.25, 311.32°)
OKLab	oklab(38.09% 0.0807 -0.151)
OKLCH	oklch(38.09% 0.171 298.1)
XYZ	xyz(8.8143, 4.6609, 26.4165)
Luminance	0.0466 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511E8F #5C8F1E

analogous

#1E238F #511E8F #8A1E8F

triadic

#511E8F #8F511E #1E8F51

tetradic

#511E8F #8F1E23 #5C8F1E #1E8F8A

square

#511E8F #8F1E23 #5C8F1E #1E8F8A

split-complementary

#511E8F #8F8A1E #238F1E

monochromatic

#18092A #34135C #511E8F #6E29C2 #8D4EDA

Accessibility & contrast

On white

10.87

#511E8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#511E8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511E8F

10.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511E8F	#FFFFFF	#000000	##FFFFFF
##511E8F	1.00	10.87	1.93	10.87
#FFFFFF	10.87	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D92

Deuteranopia (green-blind)

#003C8D

Tritanopia (blue-blind)

#413D56

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #511e8f;
/* rgb */ color: rgb(81, 30, 143);
/* oklch */ color: oklch(38.1% 0.171 298.1);

Tailwind

colors: {
  custom: {
    50: '#8860b1',
    500: '#511e8f',
    950: '#000000',
  },
}

SCSS

$custom: #511e8f;
$custom-light: #8860b1;
$custom-dark: #000000;

JSON

{
  "hex": "#511e8f",
  "rgb": {
    "r": 81,
    "g": 30,
    "b": 143
  },
  "hsl": {
    "h": 267.08,
    "s": 65.318,
    "l": 33.922
  },
  "oklch": {
    "l": 0.38094,
    "c": 0.17119,
    "h": 298.1
  },
  "luminance": 0.04661
}

Semantic roles & 50–950 ramp

primary

#511E8F

secondary

#8ABC4C

accent

#E8409C

background

#F8F5FB

surface

#F0EAF6

border

#CBC6D0

text

#0C0511

muted

#7D7980

Preview Lab

Preview with #511E8F

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

Preview Lab → · Contrast checker → · Palette generator →