#511F92#511F92

#511F92 is a dark, vivid violet. Relative luminance 0.048; OKLCH L 38.5% C 0.173 H 297.1°. Best body text is #FFFFFF at 10.71:1 contrast (WCAG AA passes).

Color values

HEX	#511F92
RGB	rgb(81, 31, 146)
HSL	hsl(266, 65%, 35%)
HSV	hsv(266, 79%, 57%)
CMYK	cmyk(44.5%, 78.8%, 0%, 42.7%)
CIE-LAB	lab(26.17, 46.72, -53.93)
CIE-LCH	lch(26.17, 71.35, 310.91°)
OKLab	oklab(38.47% 0.079 -0.1544)
OKLCH	oklch(38.47% 0.173 297.1)
XYZ	xyz(9.0703, 4.8044, 27.6380)
Luminance	0.0481 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511F92 #60921F

analogous

#1F2692 #511F92 #8B1F92

triadic

#511F92 #92511F #1F9251

tetradic

#511F92 #921F26 #60921F #1F928B

square

#511F92 #921F26 #60921F #1F928B

split-complementary

#511F92 #928B1F #26921F

monochromatic

#190A2D #351460 #511F92 #6D2AC4 #8D51DA

Accessibility & contrast

On white

10.71

#511F92 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#511F92 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511F92

10.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511F92	#FFFFFF	#000000	##FFFFFF
##511F92	1.00	10.71	1.96	10.71
#FFFFFF	10.71	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E95

Deuteranopia (green-blind)

#003C90

Tritanopia (blue-blind)

#403E58

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #511f92;
/* rgb */ color: rgb(81, 31, 146);
/* oklch */ color: oklch(38.5% 0.173 297.1);

Tailwind

colors: {
  custom: {
    50: '#8961b3',
    500: '#511f92',
    950: '#000000',
  },
}

SCSS

$custom: #511f92;
$custom-light: #8961b3;
$custom-dark: #000000;

JSON

{
  "hex": "#511f92",
  "rgb": {
    "r": 81,
    "g": 31,
    "b": 146
  },
  "hsl": {
    "h": 266.087,
    "s": 64.972,
    "l": 34.706
  },
  "oklch": {
    "l": 0.38474,
    "c": 0.17343,
    "h": 297.1
  },
  "luminance": 0.04805
}

Semantic roles & 50–950 ramp

primary

#511F92

secondary

#8EBD50

accent

#E8409F

background

#F8F5FB

surface

#F0EAF6

border

#CBC6D0

text

#0C0511

muted

#7D7980

Preview Lab

Preview with #511F92

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

Preview Lab → · Contrast checker → · Palette generator →