#5578CE#5578CE

#5578CE is a mid, vivid blue. Relative luminance 0.198; OKLCH L 58.8% C 0.138 H 265.7°. Best body text is #000000 at 4.96:1 contrast (WCAG AA passes).

Color values

HEX#5578CE
RGBrgb(85, 120, 206)
HSLhsl(223, 55%, 57%)
HSVhsv(223, 59%, 81%)
CMYKcmyk(58.7%, 41.7%, 0%, 19.2%)
CIE-LABlab(51.63, 13.61, -48.33)
CIE-LCHlch(51.63, 50.21, 285.72°)
OKLaboklab(58.77% -0.0104 -0.1375)
OKLCHoklch(58.77% 0.138 265.7)
XYZxyz(21.5996, 19.8187, 61.0677)
Luminance0.1982 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#5578CE #CEAB55
analogous
#55B4CE #5578CE #6F55CE
triadic
#5578CE #CE5578 #78CE55
tetradic
#5578CE #CE55B4 #CEAB55 #55CE6F
square
#5578CE #CE55B4 #CEAB55 #55CE6F
split-complementary
#5578CE #CE6F55 #B4CE55
monochromatic
#264183 #3358B2 #5578CE #859EDC #B4C3E9

Accessibility & contrast

On white

4.23
#5578CE on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.96
#5578CE on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5578CE
4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##5578CE#FFFFFF#000000##000000
##5578CE1.004.234.964.96
#FFFFFF4.231.0021.0021.00
#0000004.9621.001.001.00
##0000004.9621.001.001.00

Color blindness preview

Protanopia (red-blind)
#5281D1
Deuteranopia (green-blind)
#4276CC
Tritanopia (blue-blind)
#008B99
Achromatopsia (no color)
#7B7B7B

Design tokens & code

CSS
--color: #5578ce;
/* rgb */ color: rgb(85, 120, 206);
/* oklch */ color: oklch(58.8% 0.138 265.7);
Tailwind
colors: {
  custom: {
    50: '#8e9edd',
    500: '#5578ce',
    950: '#000000',
  },
}
SCSS
$custom: #5578ce;
$custom-light: #8e9edd;
$custom-dark: #000000;
JSON
{
  "hex": "#5578ce",
  "rgb": {
    "r": 85,
    "g": 120,
    "b": 206
  },
  "hsl": {
    "h": 222.645,
    "s": 55.251,
    "l": 57.059
  },
  "oklch": {
    "l": 0.58769,
    "c": 0.13787,
    "h": 265.7
  },
  "luminance": 0.1982
}

Semantic roles & 50–950 ramp

primary
#5578CE
secondary
#D8CAA7
accent
#B349DF
background
#F9F9FD
surface
#F1F2FB
border
#CBCCD4
text
#0D0E15
muted
#7E7E83

Preview Lab

Preview with #5578CE

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

Preview Lab → · Contrast checker → · Palette generator →

#5578CE Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva