#551987#551987

#551987 is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.4% C 0.168 H 303.6°. Best body text is #FFFFFF at 11.20:1 contrast (WCAG AA passes).

Color values

HEX	#551987
RGB	rgb(85, 25, 135)
HSL	hsl(273, 69%, 31%)
HSV	hsv(273, 81%, 53%)
CMYK	cmyk(37%, 81.5%, 0%, 47.1%)
CIE-LAB	lab(24.88, 47.10, -49.18)
CIE-LCH	lch(24.88, 68.10, 313.77°)
OKLab	oklab(37.39% 0.0933 -0.1403)
OKLCH	oklch(37.39% 0.168 303.6)
XYZ	xyz(8.4661, 4.3758, 23.3156)
Luminance	0.0438 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 3.46

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551987 #4B8719

analogous

#1E1987 #551987 #871982

triadic

#551987 #875519 #198755

tetradic

#551987 #871E19 #4B8719 #198287

square

#551987 #871E19 #4B8719 #198287

split-complementary

#551987 #828719 #19871E

monochromatic

#140620 #340F53 #551987 #7623BB #943FDB

Accessibility & contrast

On white

11.20

#551987 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#551987 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551987

11.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551987	#FFFFFF	#000000	##FFFFFF
##551987	1.00	11.20	1.88	11.20
#FFFFFF	11.20	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A8A

Deuteranopia (green-blind)

#003B85

Tritanopia (blue-blind)

#4B3750

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #551987;
/* rgb */ color: rgb(85, 25, 135);
/* oklch */ color: oklch(37.4% 0.168 303.6);

Tailwind

colors: {
  custom: {
    50: '#8a5eab',
    500: '#551987',
    950: '#000000',
  },
}

SCSS

$custom: #551987;
$custom-light: #8a5eab;
$custom-dark: #000000;

JSON

{
  "hex": "#551987",
  "rgb": {
    "r": 85,
    "g": 25,
    "b": 135
  },
  "hsl": {
    "h": 272.727,
    "s": 68.75,
    "l": 31.373
  },
  "oklch": {
    "l": 0.37387,
    "c": 0.16848,
    "h": 303.6
  },
  "luminance": 0.04376
}

Semantic roles & 50–950 ramp

primary

#551987

secondary

#78BA41

accent

#EC3C8C

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C0510

muted

#7D797F

Preview Lab

Preview with #551987

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

Preview Lab → · Contrast checker → · Palette generator →