#511E55#511E55

#511E55 is a dark, moderate purple. Relative luminance 0.033; OKLCH L 33.6% C 0.108 H 324.7°. Best body text is #FFFFFF at 12.60:1 contrast (WCAG AA passes).

Color values

HEX	#511E55
RGB	rgb(81, 30, 85)
HSL	hsl(296, 48%, 23%)
HSV	hsv(296, 65%, 33%)
CMYK	cmyk(4.7%, 64.7%, 0%, 66.7%)
CIE-LAB	lab(21.34, 32.43, -22.58)
CIE-LCH	lch(21.34, 39.52, 325.16°)
OKLab	oklab(33.56% 0.0884 -0.0625)
OKLCH	oklch(33.56% 0.108 324.7)
XYZ	xyz(5.4972, 3.3341, 8.9466)
Luminance	0.0333 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511E55 #22551E

analogous

#351E55 #511E55 #551E3E

triadic

#511E55 #55511E #1E5551

tetradic

#511E55 #55351E #22551E #1E3E55

square

#511E55 #55351E #22551E #1E3E55

split-complementary

#511E55 #3E551E #1E5535

monochromatic

#160817 #260E28 #511E55 #7C2E82 #A73EAF

Accessibility & contrast

On white

12.60

#511E55 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#511E55 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511E55

12.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511E55	#FFFFFF	#000000	##FFFFFF
##511E55	1.00	12.60	1.67	12.60
#FFFFFF	12.60	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#152F57

Deuteranopia (green-blind)

#273554

Tritanopia (blue-blind)

#532636

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #511e55;
/* rgb */ color: rgb(81, 30, 85);
/* oklch */ color: oklch(33.6% 0.108 324.7);

Tailwind

colors: {
  custom: {
    50: '#845d85',
    500: '#511e55',
    950: '#000000',
  },
}

SCSS

$custom: #511e55;
$custom-light: #845d85;
$custom-dark: #000000;

JSON

{
  "hex": "#511e55",
  "rgb": {
    "r": 81,
    "g": 30,
    "b": 85
  },
  "hsl": {
    "h": 295.636,
    "s": 47.826,
    "l": 22.549
  },
  "oklch": {
    "l": 0.33562,
    "c": 0.10826,
    "h": 324.7
  },
  "luminance": 0.03334
}

Semantic roles & 50–950 ramp

primary

#511E55

secondary

#4A8A45

accent

#D7505A

background

#F8F5F8

surface

#EFE9EF

border

#CAC5CA

text

#0B040B

muted

#7C797C

Preview Lab

Preview with #511E55

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

Preview Lab → · Contrast checker → · Palette generator →