#553DD2#553DD2

#553DD2 is a mid, highly saturated blue. Relative luminance 0.099; OKLCH L 48.5% C 0.216 H 282.1°. Best body text is #FFFFFF at 7.04:1 contrast (WCAG AA passes).

Color values

HEX	#553DD2
RGB	rgb(85, 61, 210)
HSL	hsl(250, 62%, 53%)
HSV	hsv(250, 71%, 82%)
CMYK	cmyk(59.5%, 71%, 0%, 17.6%)
CIE-LAB	lab(37.70, 50.49, -73.16)
CIE-LCH	lch(37.70, 88.90, 304.61°)
OKLab	oklab(48.49% 0.0452 -0.2108)
OKLCH	oklch(48.49% 0.216 282.1)
XYZ	xyz(17.0443, 9.9208, 61.9770)
Luminance	0.0992 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 1.29

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#553DD2 #BAD23D

analogous

#3D70D2 #553DD2 #9F3DD2

triadic

#553DD2 #D2553D #3DD255

tetradic

#553DD2 #D23D70 #BAD23D #3DD29F

square

#553DD2 #D23D70 #BAD23D #3DD29F

split-complementary

#553DD2 #D29F3D #70D23D

monochromatic

#2B1C79 #3D28AA #553DD2 #816FDE #ACA0E9

Accessibility & contrast

On white

7.04

#553DD2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#553DD2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #553DD2

7.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##553DD2	#FFFFFF	#000000	##FFFFFF
##553DD2	1.00	7.04	2.98	7.04
#FFFFFF	7.04	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ED6

Deuteranopia (green-blind)

#0053CF

Tritanopia (blue-blind)

#006583

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #553dd2;
/* rgb */ color: rgb(85, 61, 210);
/* oklch */ color: oklch(48.5% 0.216 282.1);

Tailwind

colors: {
  custom: {
    50: '#9275e1',
    500: '#553dd2',
    950: '#000000',
  },
}

SCSS

$custom: #553dd2;
$custom-light: #9275e1;
$custom-dark: #000000;

JSON

{
  "hex": "#553dd2",
  "rgb": {
    "r": 85,
    "g": 61,
    "b": 210
  },
  "hsl": {
    "h": 249.664,
    "s": 62.343,
    "l": 53.137
  },
  "oklch": {
    "l": 0.48487,
    "c": 0.21565,
    "h": 282.1
  },
  "luminance": 0.09922
}

Semantic roles & 50–950 ramp

primary

#553DD2

secondary

#CBD695

accent

#E542CB

background

#F9F7FD

surface

#F2EDFB

border

#CCC8D4

text

#0E0815

muted

#7E7B83

Preview Lab

Preview with #553DD2

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

Preview Lab → · Contrast checker → · Palette generator →