#511B4C#511B4C

#511B4C is a dark, moderate purple. Relative luminance 0.031; OKLCH L 32.6% C 0.104 H 331.5°. Best body text is #FFFFFF at 13.04:1 contrast (WCAG AA passes).

Color values

HEX	#511B4C
RGB	rgb(81, 27, 76)
HSL	hsl(306, 50%, 21%)
HSV	hsv(306, 67%, 32%)
CMYK	cmyk(0%, 66.7%, 6.2%, 68.2%)
CIE-LAB	lab(20.26, 32.15, -18.19)
CIE-LCH	lch(20.26, 36.94, 330.50°)
OKLab	oklab(32.61% 0.0917 -0.0498)
OKLCH	oklch(32.61% 0.104 331.5)
XYZ	xyz(5.0898, 3.0554, 7.1577)
Luminance	0.0306 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511B4C #1B5120

analogous

#3B1B51 #511B4C #511B31

triadic

#511B4C #4C511B #1B4C51

tetradic

#511B4C #513B1B #1B5120 #1B3151

square

#511B4C #513B1B #1B5120 #1B3151

split-complementary

#511B4C #31511B #1B513B

monochromatic

#170816 #230C21 #511B4C #7F2A77 #AD3AA2

Accessibility & contrast

On white

13.04

#511B4C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#511B4C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511B4C

13.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511B4C	#FFFFFF	#000000	##FFFFFF
##511B4C	1.00	13.04	1.61	13.04
#FFFFFF	13.04	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#182C4D

Deuteranopia (green-blind)

#2A344B

Tritanopia (blue-blind)

#542030

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #511b4c;
/* rgb */ color: rgb(81, 27, 76);
/* oklch */ color: oklch(32.6% 0.104 331.5);

Tailwind

colors: {
  custom: {
    50: '#845b7e',
    500: '#511b4c',
    950: '#000000',
  },
}

SCSS

$custom: #511b4c;
$custom-light: #845b7e;
$custom-dark: #000000;

JSON

{
  "hex": "#511b4c",
  "rgb": {
    "r": 81,
    "g": 27,
    "b": 76
  },
  "hsl": {
    "h": 305.556,
    "s": 50,
    "l": 21.176
  },
  "oklch": {
    "l": 0.32614,
    "c": 0.10439,
    "h": 331.5
  },
  "luminance": 0.03055
}

Semantic roles & 50–950 ramp

primary

#511B4C

secondary

#418747

accent

#DA5B4E

background

#F8F5F7

surface

#EFE9EE

border

#CAC5C9

text

#0B040A

muted

#7C797C

Preview Lab

Preview with #511B4C

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

Preview Lab → · Contrast checker → · Palette generator →