#4285D1#4285D1

#4285D1 is a mid, vivid cyan. Relative luminance 0.225; OKLCH L 60.9% C 0.135 H 253.3°. Best body text is #000000 at 5.51:1 contrast (WCAG AA passes).

Color values

HEX#4285D1
RGBrgb(66, 133, 209)
HSLhsl(212, 61%, 54%)
HSVhsv(212, 68%, 82%)
CMYKcmyk(68.4%, 36.4%, 0%, 18%)
CIE-LABlab(54.59, 3.37, -45.38)
CIE-LCHlch(54.59, 45.51, 274.25°)
OKLaboklab(60.89% -0.0386 -0.129)
OKLCHoklch(60.89% 0.135 253.3)
XYZxyz(22.1387, 22.5344, 63.4921)
Luminance0.2254 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4285D1 #D18E42
analogous
#42CDD1 #4285D1 #4742D1
triadic
#4285D1 #D14285 #85D142
tetradic
#4285D1 #D142CD #D18E42 #42D147
square
#4285D1 #D142CD #D18E42 #42D147
split-complementary
#4285D1 #D14742 #CDD142
monochromatic
#1E497B #2A67AC #4285D1 #73A5DD #A4C5E9

Accessibility & contrast

On white

3.81
#4285D1 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.51
#4285D1 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4285D1
5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4285D1#FFFFFF#000000##000000
##4285D11.003.815.515.51
#FFFFFF3.811.0021.0021.00
#0000005.5121.001.001.00
##0000005.5121.001.001.00

Color blindness preview

Protanopia (red-blind)
#638AD4
Deuteranopia (green-blind)
#4E7CCF
Tritanopia (blue-blind)
#0097A1
Achromatopsia (no color)
#838383

Design tokens & code

CSS
--color: #4285d1;
/* rgb */ color: rgb(66, 133, 209);
/* oklch */ color: oklch(60.9% 0.135 253.3);
Tailwind
colors: {
  custom: {
    50: '#86a8df',
    500: '#4285d1',
    950: '#000000',
  },
}
SCSS
$custom: #4285d1;
$custom-light: #86a8df;
$custom-dark: #000000;
JSON
{
  "hex": "#4285d1",
  "rgb": {
    "r": 66,
    "g": 133,
    "b": 209
  },
  "hsl": {
    "h": 211.888,
    "s": 60.851,
    "l": 53.922
  },
  "oklch": {
    "l": 0.60886,
    "c": 0.13465,
    "h": 253.3
  },
  "luminance": 0.22537
}

Semantic roles & 50–950 ramp

primary
#4285D1
secondary
#D6B999
accent
#9944E4
background
#F8FAFD
surface
#F0F4FB
border
#CBCED4
text
#0C0F15
muted
#7D7F83

Preview Lab

Preview with #4285D1

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

Preview Lab → · Contrast checker → · Palette generator →

#4285D1 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva