#511577#511577

#511577 is a dark, vivid violet. Relative luminance 0.036; OKLCH L 35.1% C 0.155 H 307.8°. Best body text is #FFFFFF at 12.18:1 contrast (WCAG AA passes).

Color values

HEX	#511577
RGB	rgb(81, 21, 119)
HSL	hsl(277, 70%, 27%)
HSV	hsv(277, 82%, 47%)
CMYK	cmyk(31.9%, 82.4%, 0%, 53.3%)
CIE-LAB	lab(22.36, 44.12, -43.17)
CIE-LCH	lch(22.36, 61.73, 315.63°)
OKLab	oklab(35.08% 0.0951 -0.1227)
OKLCH	oklch(35.08% 0.155 307.8)
XYZ	xyz(6.9906, 3.6177, 17.7792)
Luminance	0.0362 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511577 #3B7715

analogous

#201577 #511577 #77156C

triadic

#511577 #775115 #157751

tetradic

#511577 #772015 #3B7715 #156C77

square

#511577 #772015 #3B7715 #156C77

split-complementary

#511577 #6C7715 #157720

monochromatic

#12051A #2E0C43 #511577 #741EAB #972DDA

Accessibility & contrast

On white

12.18

#511577 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#511577 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511577

12.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511577	#FFFFFF	#000000	##FFFFFF
##511577	1.00	12.18	1.72	12.18
#FFFFFF	12.18	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337A

Deuteranopia (green-blind)

#003675

Tritanopia (blue-blind)

#4B2E46

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #511577;
/* rgb */ color: rgb(81, 21, 119);
/* oklch */ color: oklch(35.1% 0.155 307.8);

Tailwind

colors: {
  custom: {
    50: '#865b9f',
    500: '#511577',
    950: '#000000',
  },
}

SCSS

$custom: #511577;
$custom-light: #865b9f;
$custom-dark: #000000;

JSON

{
  "hex": "#511577",
  "rgb": {
    "r": 81,
    "g": 21,
    "b": 119
  },
  "hsl": {
    "h": 276.735,
    "s": 70,
    "l": 27.451
  },
  "oklch": {
    "l": 0.35078,
    "c": 0.15529,
    "h": 307.8
  },
  "luminance": 0.03618
}

Semantic roles & 50–950 ramp

primary

#511577

secondary

#67AD3B

accent

#ED3B80

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0C040E

muted

#7D797E

Preview Lab

Preview with #511577

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

Preview Lab → · Contrast checker → · Palette generator →