#553BDE#553BDE

#553BDE is a mid, highly saturated blue. Relative luminance 0.103; OKLCH L 49.3% C 0.232 H 281.0°. Best body text is #FFFFFF at 6.85:1 contrast (WCAG AA passes).

Color values

HEX#553BDE
RGBrgb(85, 59, 222)
HSLhsl(250, 71%, 55%)
HSVhsv(250, 73%, 87%)
CMYKcmyk(61.7%, 73.4%, 0%, 12.9%)
CIE-LABlab(38.43, 55.10, -78.86)
CIE-LCHlch(38.43, 96.20, 304.94°)
OKLaboklab(49.34% 0.0441 -0.2275)
OKLCHoklch(49.34% 0.232 281)
XYZxyz(18.4909, 10.3318, 70.1129)
Luminance0.1033 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#553BDE #C4DE3B
analogous
#3B72DE #553BDE #A73BDE
triadic
#553BDE #DE553B #3BDE55
tetradic
#553BDE #DE3B72 #C4DE3B #3BDEA7
square
#553BDE #DE3B72 #C4DE3B #3BDEA7
split-complementary
#553BDE #DEA73B #72DE3B
monochromatic
#291788 #3920BC #553BDE #826FE7 #B0A4F0

Accessibility & contrast

On white

6.85
#553BDE on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.07
#553BDE on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #553BDE
6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##553BDE#FFFFFF#000000##FFFFFF
##553BDE1.006.853.076.85
#FFFFFF6.851.0021.001.00
#0000003.0721.001.0021.00
##FFFFFF6.851.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0060E3
Deuteranopia (green-blind)
#0054DB
Tritanopia (blue-blind)
#00698A
Achromatopsia (no color)
#5A5A5A

Design tokens & code

CSS
--color: #553bde;
/* rgb */ color: rgb(85, 59, 222);
/* oklch */ color: oklch(49.3% 0.232 281.0);
Tailwind
colors: {
  custom: {
    50: '#9574ea',
    500: '#553bde',
    950: '#000000',
  },
}
SCSS
$custom: #553bde;
$custom-light: #9574ea;
$custom-dark: #000000;
JSON
{
  "hex": "#553bde",
  "rgb": {
    "r": 85,
    "g": 59,
    "b": 222
  },
  "hsl": {
    "h": 249.571,
    "s": 71.179,
    "l": 55.098
  },
  "oklch": {
    "l": 0.4934,
    "c": 0.23173,
    "h": 281
  },
  "luminance": 0.10333
}

Semantic roles & 50–950 ramp

primary
#553BDE
secondary
#D2DD98
accent
#EE3AD1
background
#FAF7FE
surface
#F3EDFD
border
#CDC8D5
text
#0F0816
muted
#7F7B84

Preview Lab

Preview with #553BDE

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

Preview Lab → · Contrast checker → · Palette generator →

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