#551A7D#551A7D

#551A7D is a dark, vivid violet. Relative luminance 0.042; OKLCH L 36.6% C 0.157 H 307.2°. Best body text is #FFFFFF at 11.47:1 contrast (WCAG AA passes).

Color values

HEX	#551A7D
RGB	rgb(85, 26, 125)
HSL	hsl(276, 66%, 30%)
HSV	hsv(276, 79%, 49%)
CMYK	cmyk(32%, 79.2%, 0%, 51%)
CIE-LAB	lab(24.16, 44.31, -44.04)
CIE-LCH	lch(24.16, 62.47, 315.18°)
OKLab	oklab(36.62% 0.0951 -0.1252)
OKLCH	oklch(36.62% 0.157 307.2)
XYZ	xyz(7.8166, 4.1509, 19.7875)
Luminance	0.0415 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.00

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551A7D #427D1A

analogous

#241A7D #551A7D #7D1A73

triadic

#551A7D #7D551A #1A7D55

tetradic

#551A7D #7D241A #427D1A #1A737D

square

#551A7D #7D241A #427D1A #1A737D

split-complementary

#551A7D #737D1A #1A7D24

monochromatic

#110519 #330F4A #551A7D #7725B0 #983BD6

Accessibility & contrast

On white

11.47

#551A7D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#551A7D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551A7D

11.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551A7D	#FFFFFF	#000000	##FFFFFF
##551A7D	1.00	11.47	1.83	11.47
#FFFFFF	11.47	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003780

Deuteranopia (green-blind)

#003A7B

Tritanopia (blue-blind)

#4E334B

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #551a7d;
/* rgb */ color: rgb(85, 26, 125);
/* oklch */ color: oklch(36.6% 0.157 307.2);

Tailwind

colors: {
  custom: {
    50: '#895ea3',
    500: '#551a7d',
    950: '#000000',
  },
}

SCSS

$custom: #551a7d;
$custom-light: #895ea3;
$custom-dark: #000000;

JSON

{
  "hex": "#551a7d",
  "rgb": {
    "r": 85,
    "g": 26,
    "b": 125
  },
  "hsl": {
    "h": 275.758,
    "s": 65.563,
    "l": 29.608
  },
  "oklch": {
    "l": 0.36624,
    "c": 0.15719,
    "h": 307.2
  },
  "luminance": 0.04151
}

Semantic roles & 50–950 ramp

primary

#551A7D

secondary

#6FB142

accent

#E93F84

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C050F

muted

#7D797F

Preview Lab

Preview with #551A7D

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

Preview Lab → · Contrast checker → · Palette generator →