#553FD6#553FD6

#553FD6 is a mid, highly saturated blue. Relative luminance 0.103; OKLCH L 49.1% C 0.218 H 281.4°. Best body text is #FFFFFF at 6.84:1 contrast (WCAG AA passes).

Color values

HEX	#553FD6
RGB	rgb(85, 63, 214)
HSL	hsl(249, 65%, 54%)
HSV	hsv(249, 71%, 84%)
CMYK	cmyk(60.3%, 70.6%, 0%, 16.1%)
CIE-LAB	lab(38.45, 50.62, -74.24)
CIE-LCH	lch(38.45, 89.86, 304.29°)
OKLab	oklab(49.13% 0.043 -0.214)
OKLCH	oklch(49.13% 0.218 281.4)
XYZ	xyz(17.6576, 10.3401, 64.6706)
Luminance	0.1034 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.03

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#553FD6 #C0D63F

analogous

#3F75D6 #553FD6 #A13FD6

triadic

#553FD6 #D6553F #3FD655

tetradic

#553FD6 #D63F75 #C0D63F #3FD6A1

square

#553FD6 #D63F75 #C0D63F #3FD6A1

split-complementary

#553FD6 #D6A13F #75D63F

monochromatic

#2A1B7F #3A26B2 #553FD6 #8271E1 #AEA4EC

Accessibility & contrast

On white

6.84

#553FD6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#553FD6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #553FD6

6.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##553FD6	#FFFFFF	#000000	##FFFFFF
##553FD6	1.00	6.84	3.07	6.84
#FFFFFF	6.84	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0060DA

Deuteranopia (green-blind)

#0055D3

Tritanopia (blue-blind)

#006886

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #553fd6;
/* rgb */ color: rgb(85, 63, 214);
/* oklch */ color: oklch(49.1% 0.218 281.4);

Tailwind

colors: {
  custom: {
    50: '#9376e4',
    500: '#553fd6',
    950: '#000000',
  },
}

SCSS

$custom: #553fd6;
$custom-light: #9376e4;
$custom-dark: #000000;

JSON

{
  "hex": "#553fd6",
  "rgb": {
    "r": 85,
    "g": 63,
    "b": 214
  },
  "hsl": {
    "h": 248.742,
    "s": 64.807,
    "l": 54.314
  },
  "oklch": {
    "l": 0.49128,
    "c": 0.2183,
    "h": 281.4
  },
  "luminance": 0.10341
}

Semantic roles & 50–950 ramp

primary

#553FD6

secondary

#CFD898

accent

#E840CF

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0E0916

muted

#7E7B84

Preview Lab

Preview with #553FD6

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

Preview Lab → · Contrast checker → · Palette generator →