#575BC4#575BC4

#575BC4 is a mid, vivid blue. Relative luminance 0.135; OKLCH L 52.4% C 0.161 H 277.7°. Best body text is #FFFFFF at 5.68:1 contrast (WCAG AA passes).

Color values

HEX#575BC4
RGBrgb(87, 91, 196)
HSLhsl(238, 48%, 55%)
HSVhsv(238, 56%, 77%)
CMYKcmyk(55.6%, 53.6%, 0%, 23.1%)
CIE-LABlab(43.50, 28.71, -55.62)
CIE-LCHlch(43.50, 62.59, 297.30°)
OKLaboklab(52.42% 0.0214 -0.1592)
OKLCHoklch(52.42% 0.161 277.7)
XYZxyz(17.6322, 13.4927, 53.8891)
Luminance0.1349 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#575BC4 #C4C057
analogous
#5791C4 #575BC4 #8957C4
triadic
#575BC4 #C4575B #5BC457
tetradic
#575BC4 #C45791 #C4C057 #57C489
square
#575BC4 #C45791 #C4C057 #57C489
split-complementary
#575BC4 #C48957 #91C457
monochromatic
#2A2D77 #3A3EA4 #575BC4 #8487D4 #B2B3E4

Accessibility & contrast

On white

5.68
#575BC4 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.70
#575BC4 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #575BC4
5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##575BC4#FFFFFF#000000##FFFFFF
##575BC41.005.683.705.68
#FFFFFF5.681.0021.001.00
#0000003.7021.001.0021.00
##FFFFFF5.681.0021.001.00

Color blindness preview

Protanopia (red-blind)
#1C6BC8
Deuteranopia (green-blind)
#0062C2
Tritanopia (blue-blind)
#1E7387
Achromatopsia (no color)
#676767

Design tokens & code

CSS
--color: #575bc4;
/* rgb */ color: rgb(87, 91, 196);
/* oklch */ color: oklch(52.4% 0.161 277.7);
Tailwind
colors: {
  custom: {
    50: '#8f89d6',
    500: '#575bc4',
    950: '#000000',
  },
}
SCSS
$custom: #575bc4;
$custom-light: #8f89d6;
$custom-dark: #000000;
JSON
{
  "hex": "#575bc4",
  "rgb": {
    "r": 87,
    "g": 91,
    "b": 196
  },
  "hsl": {
    "h": 237.798,
    "s": 48.018,
    "l": 55.49
  },
  "oklch": {
    "l": 0.52424,
    "c": 0.1606,
    "h": 277.7
  },
  "luminance": 0.13494
}

Semantic roles & 50–950 ramp

primary
#575BC4
secondary
#D2D0A5
accent
#D350D8
background
#F9F8FD
surface
#F2F0FA
border
#CCCBD3
text
#0D0B14
muted
#7E7C83

Preview Lab

Preview with #575BC4

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

Preview Lab → · Contrast checker → · Palette generator →

#575BC4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva