#551EB4#551EB4

#551EB4 is a dark, highly saturated violet. Relative luminance 0.062; OKLCH L 42.1% C 0.211 H 290.7°. Best body text is #FFFFFF at 9.41:1 contrast (WCAG AA passes).

Color values

HEX	#551EB4
RGB	rgb(85, 30, 180)
HSL	hsl(262, 71%, 41%)
HSV	hsv(262, 83%, 71%)
CMYK	cmyk(52.8%, 83.3%, 0%, 29.4%)
CIE-LAB	lab(29.80, 56.49, -68.57)
CIE-LCH	lch(29.80, 88.84, 309.49°)
OKLab	oklab(42.09% 0.0746 -0.1971)
OKLCH	oklch(42.09% 0.211 290.7)
XYZ	xyz(12.4464, 6.1546, 43.7033)
Luminance	0.0616 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#551EB4 #7DB41E

analogous

#1E32B4 #551EB4 #A01EB4

triadic

#551EB4 #B4551E #1EB455

tetradic

#551EB4 #B41E32 #7DB41E #1EB4A0

square

#551EB4 #B41E32 #7DB41E #1EB4A0

split-complementary

#551EB4 #B4A01E #32B41E

monochromatic

#230D4B #3C1580 #551EB4 #7132DD #9567E6

Accessibility & contrast

On white

9.41

#551EB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#551EB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #551EB4

9.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##551EB4	#FFFFFF	#000000	##FFFFFF
##551EB4	1.00	9.41	2.23	9.41
#FFFFFF	9.41	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049B8

Deuteranopia (green-blind)

#0043B1

Tritanopia (blue-blind)

#324C6B

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #551eb4;
/* rgb */ color: rgb(85, 30, 180);
/* oklch */ color: oklch(42.1% 0.211 290.7);

Tailwind

colors: {
  custom: {
    50: '#9063cc',
    500: '#551eb4',
    950: '#000000',
  },
}

SCSS

$custom: #551eb4;
$custom-light: #9063cc;
$custom-dark: #000000;

JSON

{
  "hex": "#551eb4",
  "rgb": {
    "r": 85,
    "g": 30,
    "b": 180
  },
  "hsl": {
    "h": 262,
    "s": 71.429,
    "l": 41.176
  },
  "oklch": {
    "l": 0.42091,
    "c": 0.21079,
    "h": 290.7
  },
  "luminance": 0.06155
}

Semantic roles & 50–950 ramp

primary

#551EB4

secondary

#A5CB63

accent

#EE3AAC

background

#F9F6FC

surface

#F2EBF9

border

#CCC6D2

text

#0E0614

muted

#7E7A82

Preview Lab

Preview with #551EB4

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

Preview Lab → · Contrast checker → · Palette generator →