#551FA6#551FA6

#551FA6 is a dark, vivid violet. Relative luminance 0.057; OKLCH L 40.8% C 0.195 H 293.8°. Best body text is #FFFFFF at 9.85:1 contrast (WCAG AA passes).

Color values

HEX	#551FA6
RGB	rgb(85, 31, 166)
HSL	hsl(264, 69%, 39%)
HSV	hsv(264, 81%, 65%)
CMYK	cmyk(48.8%, 81.3%, 0%, 34.9%)
CIE-LAB	lab(28.55, 52.51, -62.22)
CIE-LCH	lch(28.55, 81.42, 310.16°)
OKLab	oklab(40.81% 0.0789 -0.1786)
OKLCH	oklch(40.81% 0.195 293.8)
XYZ	xyz(11.1173, 5.6641, 36.5765)
Luminance	0.0566 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551FA6 #70A61F

analogous

#1F2CA6 #551FA6 #981FA6

triadic

#551FA6 #A6551F #1FA655

tetradic

#551FA6 #A61F2C #70A61F #1FA698

square

#551FA6 #A61F2C #70A61F #1FA698

split-complementary

#551FA6 #A6981F #2CA61F

monochromatic

#200C3F #3B1572 #551FA6 #702BD7 #935EE1

Accessibility & contrast

On white

9.85

#551FA6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#551FA6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551FA6

9.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551FA6	#FFFFFF	#000000	##FFFFFF
##551FA6	1.00	9.85	2.13	9.85
#FFFFFF	9.85	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045AA

Deuteranopia (green-blind)

#0041A4

Tritanopia (blue-blind)

#3C4663

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #551fa6;
/* rgb */ color: rgb(85, 31, 166);
/* oklch */ color: oklch(40.8% 0.195 293.8);

Tailwind

colors: {
  custom: {
    50: '#8e62c2',
    500: '#551fa6',
    950: '#000000',
  },
}

SCSS

$custom: #551fa6;
$custom-light: #8e62c2;
$custom-dark: #000000;

JSON

{
  "hex": "#551fa6",
  "rgb": {
    "r": 85,
    "g": 31,
    "b": 166
  },
  "hsl": {
    "h": 264,
    "s": 68.528,
    "l": 38.627
  },
  "oklch": {
    "l": 0.40813,
    "c": 0.19526,
    "h": 293.8
  },
  "luminance": 0.05664
}

Semantic roles & 50–950 ramp

primary

#551FA6

secondary

#9BC55B

accent

#EB3CA5

background

#F9F6FC

surface

#F2EBF8

border

#CCC6D1

text

#0D0612

muted

#7E7A81

Preview Lab

Preview with #551FA6

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

Preview Lab → · Contrast checker → · Palette generator →