#550F7E#550F7E

#550F7E is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.8% C 0.168 H 307.9°. Best body text is #FFFFFF at 11.96:1 contrast (WCAG AA passes).

Color values

HEX	#550F7E
RGB	rgb(85, 15, 126)
HSL	hsl(278, 79%, 28%)
HSV	hsv(278, 88%, 49%)
CMYK	cmyk(32.5%, 88.1%, 0%, 50.6%)
CIE-LAB	lab(22.93, 48.39, -46.68)
CIE-LCH	lch(22.93, 67.24, 316.03°)
OKLab	oklab(35.79% 0.1035 -0.1329)
OKLCH	oklch(35.79% 0.168 307.9)
XYZ	xyz(7.6822, 3.7794, 20.0594)
Luminance	0.0378 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 2.77

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#550F7E #387E0F

analogous

#1E0F7E #550F7E #7E0F6F

triadic

#550F7E #7E550F #0F7E55

tetradic

#550F7E #7E1E0F #387E0F #0F6F7E

square

#550F7E #7E1E0F #387E0F #0F6F7E

split-complementary

#550F7E #6F7E0F #0F7E1E

monochromatic

#12031B #300847 #550F7E #7A16B5 #9D23E5

Accessibility & contrast

On white

11.96

#550F7E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#550F7E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #550F7E

11.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##550F7E	#FFFFFF	#000000	##FFFFFF
##550F7E	1.00	11.96	1.76	11.96
#FFFFFF	11.96	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003481

Deuteranopia (green-blind)

#00377C

Tritanopia (blue-blind)

#4E2F49

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #550f7e;
/* rgb */ color: rgb(85, 15, 126);
/* oklch */ color: oklch(35.8% 0.168 307.9);

Tailwind

colors: {
  custom: {
    50: '#8a59a4',
    500: '#550f7e',
    950: '#000000',
  },
}

SCSS

$custom: #550f7e;
$custom-light: #8a59a4;
$custom-dark: #000000;

JSON

{
  "hex": "#550f7e",
  "rgb": {
    "r": 85,
    "g": 15,
    "b": 126
  },
  "hsl": {
    "h": 277.838,
    "s": 78.723,
    "l": 27.647
  },
  "oklch": {
    "l": 0.35788,
    "c": 0.16841,
    "h": 307.9
  },
  "luminance": 0.03779
}

Semantic roles & 50–950 ramp

primary

#550F7E

secondary

#64B534

accent

#F5337A

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C040F

muted

#7D797F

Preview Lab

Preview with #550F7E

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

Preview Lab → · Contrast checker → · Palette generator →