#555CF4#555CF4

#555CF4 is a mid, highly saturated blue. Relative luminance 0.161; OKLCH L 56.2% C 0.223 H 274.6°. Best body text is #FFFFFF at 4.97:1 contrast (WCAG AA passes).

Color values

HEX#555CF4
RGBrgb(85, 92, 244)
HSLhsl(237, 88%, 65%)
HSVhsv(237, 65%, 96%)
CMYKcmyk(65.2%, 62.3%, 0%, 4.3%)
CIE-LABlab(47.13, 43.49, -77.05)
CIE-LCHlch(47.13, 88.48, 299.44°)
OKLaboklab(56.18% 0.0179 -0.2222)
OKLCHoklch(56.18% 0.223 274.6)
XYZxyz(23.8972, 16.1151, 87.4216)
Luminance0.1612 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#555CF4 #F4ED55
analogous
#55ACF4 #555CF4 #9D55F4
triadic
#555CF4 #F4555C #5CF455
tetradic
#555CF4 #F455AC #F4ED55 #55F49D
square
#555CF4 #F455AC #F4ED55 #55F49D
split-complementary
#555CF4 #F49D55 #ACF455
monochromatic
#0D15C2 #1C25F0 #555CF4 #8E93F8 #C8CAFB

Accessibility & contrast

On white

4.97
#555CF4 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.22
#555CF4 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #555CF4
4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##555CF4#FFFFFF#000000##FFFFFF
##555CF41.004.974.224.97
#FFFFFF4.971.0021.001.00
#0000004.2221.001.0021.00
##FFFFFF4.971.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0077F9
Deuteranopia (green-blind)
#0069F1
Tritanopia (blue-blind)
#0083A0
Achromatopsia (no color)
#707070

Design tokens & code

CSS
--color: #555cf4;
/* rgb */ color: rgb(85, 92, 244);
/* oklch */ color: oklch(56.2% 0.223 274.6);
Tailwind
colors: {
  custom: {
    50: '#968af9',
    500: '#555cf4',
    950: '#000000',
  },
}
SCSS
$custom: #555cf4;
$custom-light: #968af9;
$custom-dark: #000000;
JSON
{
  "hex": "#555cf4",
  "rgb": {
    "r": 85,
    "g": 92,
    "b": 244
  },
  "hsl": {
    "h": 237.358,
    "s": 87.845,
    "l": 64.51
  },
  "oklch": {
    "l": 0.56184,
    "c": 0.22292,
    "h": 274.6
  },
  "luminance": 0.16117
}

Semantic roles & 50–950 ramp

primary
#555CF4
secondary
#EEEBB7
accent
#DA01E4
background
#FAF8FF
surface
#F3F0FF
border
#CDCBD7
text
#0F0C17
muted
#7F7D85

Preview Lab

Preview with #555CF4

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

Preview Lab → · Contrast checker → · Palette generator →

#555CF4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva