#553BCB#553BCB

#553BCB is a mid, highly saturated violet. Relative luminance 0.094; OKLCH L 47.6% C 0.209 H 283.3°. Best body text is #FFFFFF at 7.31:1 contrast (WCAG AA passes).

Color values

HEX	#553BCB
RGB	rgb(85, 59, 203)
HSL	hsl(251, 58%, 51%)
HSV	hsv(251, 71%, 80%)
CMYK	cmyk(58.1%, 70.9%, 0%, 20.4%)
CIE-LAB	lab(36.69, 49.47, -70.77)
CIE-LCH	lch(36.69, 86.35, 304.96°)
OKLab	oklab(47.58% 0.0481 -0.2038)
OKLCH	oklch(47.58% 0.209 283.3)
XYZ	xyz(16.0864, 9.3700, 57.4492)
Luminance	0.0937 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blurple

#5539CC

ΔE00 0.46

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#553BCB #B1CB3B

analogous

#3B69CB #553BCB #9D3BCB

triadic

#553BCB #CB553B #3BCB55

tetradic

#553BCB #CB3B69 #B1CB3B #3BCB9D

square

#553BCB #CB3B69 #B1CB3B #3BCB9D

split-complementary

#553BCB #CB9D3B #69CB3B

monochromatic

#2C1D6E #3F2A9F #553BCB #7F6BD8 #A99CE5

Accessibility & contrast

On white

7.31

#553BCB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#553BCB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #553BCB

7.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##553BCB	#FFFFFF	#000000	##FFFFFF
##553BCB	1.00	7.31	2.87	7.31
#FFFFFF	7.31	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BCF

Deuteranopia (green-blind)

#0051C8

Tritanopia (blue-blind)

#0D627F

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #553bcb;
/* rgb */ color: rgb(85, 59, 203);
/* oklch */ color: oklch(47.6% 0.209 283.3);

Tailwind

colors: {
  custom: {
    50: '#9173dc',
    500: '#553bcb',
    950: '#000000',
  },
}

SCSS

$custom: #553bcb;
$custom-light: #9173dc;
$custom-dark: #000000;

JSON

{
  "hex": "#553bcb",
  "rgb": {
    "r": 85,
    "g": 59,
    "b": 203
  },
  "hsl": {
    "h": 250.833,
    "s": 58.065,
    "l": 51.373
  },
  "oklch": {
    "l": 0.47575,
    "c": 0.20944,
    "h": 283.3
  },
  "luminance": 0.09371
}

Semantic roles & 50–950 ramp

primary

#553BCB

secondary

#C5D191

accent

#E147C5

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0815

muted

#7E7B83

Preview Lab

Preview with #553BCB

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

Preview Lab → · Contrast checker → · Palette generator →