#553AE3#553AE3

#553AE3 is a mid, highly saturated blue. Relative luminance 0.105; OKLCH L 49.7% C 0.238 H 280.5°. Best body text is #FFFFFF at 6.77:1 contrast (WCAG AA passes).

Color values

HEX#553AE3
RGBrgb(85, 58, 227)
HSLhsl(250, 75%, 56%)
HSVhsv(250, 74%, 89%)
CMYKcmyk(62.6%, 74.4%, 0%, 11%)
CIE-LABlab(38.73, 57.07, -81.23)
CIE-LCHlch(38.73, 99.27, 305.09°)
OKLaboklab(49.69% 0.0436 -0.2344)
OKLCHoklch(49.69% 0.238 280.5)
XYZxyz(19.1201, 10.5020, 73.6777)
Luminance0.1050 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#553AE3 #C8E33A
analogous
#3A73E3 #553AE3 #A93AE3
triadic
#553AE3 #E3553A #3AE355
tetradic
#553AE3 #E33A73 #C8E33A #3AE3A9
square
#553AE3 #E33A73 #C8E33A #3AE3A9
split-complementary
#553AE3 #E3A93A #73E33A
monochromatic
#28148E #371CC4 #553AE3 #8370EB #B1A5F2

Accessibility & contrast

On white

6.77
#553AE3 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.10
#553AE3 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #553AE3
6.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##553AE3#FFFFFF#000000##FFFFFF
##553AE31.006.773.106.77
#FFFFFF6.771.0021.001.00
#0000003.1021.001.0021.00
##FFFFFF6.771.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0061E8
Deuteranopia (green-blind)
#0055E0
Tritanopia (blue-blind)
#006B8C
Achromatopsia (no color)
#5B5B5B

Design tokens & code

CSS
--color: #553ae3;
/* rgb */ color: rgb(85, 58, 227);
/* oklch */ color: oklch(49.7% 0.238 280.5);
Tailwind
colors: {
  custom: {
    50: '#9674ed',
    500: '#553ae3',
    950: '#000000',
  },
}
SCSS
$custom: #553ae3;
$custom-light: #9674ed;
$custom-dark: #000000;
JSON
{
  "hex": "#553ae3",
  "rgb": {
    "r": 85,
    "g": 58,
    "b": 227
  },
  "hsl": {
    "h": 249.586,
    "s": 75.111,
    "l": 55.882
  },
  "oklch": {
    "l": 0.49693,
    "c": 0.23841,
    "h": 280.5
  },
  "luminance": 0.10503
}

Semantic roles & 50–950 ramp

primary
#553AE3
secondary
#D4DF99
accent
#F236D4
background
#FAF7FE
surface
#F3EDFD
border
#CDC8D5
text
#0F0817
muted
#7F7B85

Preview Lab

Preview with #553AE3

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

Preview Lab → · Contrast checker → · Palette generator →

#553AE3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva