#4688E4#4688E4

#4688E4 is a light, vivid cyan. Relative luminance 0.245; OKLCH L 62.8% C 0.155 H 257.2°. Best body text is #000000 at 5.90:1 contrast (WCAG AA passes).

Color values

HEX#4688E4
RGBrgb(70, 136, 228)
HSLhsl(215, 75%, 58%)
HSVhsv(215, 69%, 89%)
CMYKcmyk(69.3%, 40.4%, 0%, 10.6%)
CIE-LABlab(56.59, 8.85, -52.85)
CIE-LCHlch(56.59, 53.59, 279.51°)
OKLaboklab(62.82% -0.0342 -0.1508)
OKLCHoklch(62.82% 0.155 257.2)
XYZxyz(25.3284, 24.5092, 76.7796)
Luminance0.2451 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4688E4 #E4A246
analogous
#46D7E4 #4688E4 #5346E4
triadic
#4688E4 #E44688 #88E446
tetradic
#4688E4 #E446D7 #E4A246 #46E453
square
#4688E4 #E446D7 #E4A246 #46E453
split-complementary
#4688E4 #E45346 #D7E446
monochromatic
#164D99 #1E68CF #4688E4 #7BAAEC #B1CDF4

Accessibility & contrast

On white

3.56
#4688E4 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.90
#4688E4 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4688E4
5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4688E4#FFFFFF#000000##000000
##4688E41.003.565.905.90
#FFFFFF3.561.0021.0021.00
#0000005.9021.001.001.00
##0000005.9021.001.001.00

Color blindness preview

Protanopia (red-blind)
#5D90E8
Deuteranopia (green-blind)
#4481E2
Tritanopia (blue-blind)
#009DAB
Achromatopsia (no color)
#888888

Design tokens & code

CSS
--color: #4688e4;
/* rgb */ color: rgb(70, 136, 228);
/* oklch */ color: oklch(62.8% 0.155 257.2);
Tailwind
colors: {
  custom: {
    50: '#8baaed',
    500: '#4688e4',
    950: '#000000',
  },
}
SCSS
$custom: #4688e4;
$custom-light: #8baaed;
$custom-dark: #000000;
JSON
{
  "hex": "#4688e4",
  "rgb": {
    "r": 70,
    "g": 136,
    "b": 228
  },
  "hsl": {
    "h": 214.937,
    "s": 74.528,
    "l": 58.431
  },
  "oklch": {
    "l": 0.62817,
    "c": 0.15463,
    "h": 257.2
  },
  "luminance": 0.24512
}

Semantic roles & 50–950 ramp

primary
#4688E4
secondary
#E2C8A4
accent
#A337F1
background
#F9FAFE
surface
#F1F4FD
border
#CBCED5
text
#0D0F16
muted
#7E7F84

Preview Lab

Preview with #4688E4

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

Preview Lab → · Contrast checker → · Palette generator →

#4688E4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva