#4587D8#4587D8

#4587D8 is a mid, vivid cyan. Relative luminance 0.236; OKLCH L 61.9% C 0.140 H 254.9°. Best body text is #000000 at 5.71:1 contrast (WCAG AA passes).

Color values

HEX#4587D8
RGBrgb(69, 135, 216)
HSLhsl(213, 65%, 56%)
HSVhsv(213, 68%, 85%)
CMYKcmyk(68.1%, 37.5%, 0%, 15.3%)
CIE-LABlab(55.63, 5.09, -47.67)
CIE-LCHlch(55.63, 47.94, 276.10°)
OKLaboklab(61.85% -0.0367 -0.1356)
OKLCHoklch(61.85% 0.14 254.9)
XYZxyz(23.5084, 23.5486, 68.2588)
Luminance0.2355 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4587D8 #D89645
analogous
#45D0D8 #4587D8 #4C45D8
triadic
#4587D8 #D84587 #87D845
tetradic
#4587D8 #D845D0 #D89645 #45D84C
square
#4587D8 #D845D0 #D89645 #45D84C
split-complementary
#4587D8 #D84C45 #D0D845
monochromatic
#1C4C86 #2768B9 #4587D8 #78A8E3 #AAC8ED

Accessibility & contrast

On white

3.68
#4587D8 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.71
#4587D8 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4587D8
5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4587D8#FFFFFF#000000##000000
##4587D81.003.685.715.71
#FFFFFF3.681.0021.0021.00
#0000005.7121.001.001.00
##0000005.7121.001.001.00

Color blindness preview

Protanopia (red-blind)
#628DDB
Deuteranopia (green-blind)
#4D7FD6
Tritanopia (blue-blind)
#009AA5
Achromatopsia (no color)
#858585

Design tokens & code

CSS
--color: #4587d8;
/* rgb */ color: rgb(69, 135, 216);
/* oklch */ color: oklch(61.9% 0.140 254.9);
Tailwind
colors: {
  custom: {
    50: '#88a9e4',
    500: '#4587d8',
    950: '#000000',
  },
}
SCSS
$custom: #4587d8;
$custom-light: #88a9e4;
$custom-dark: #000000;
JSON
{
  "hex": "#4587d8",
  "rgb": {
    "r": 69,
    "g": 135,
    "b": 216
  },
  "hsl": {
    "h": 213.061,
    "s": 65.333,
    "l": 55.882
  },
  "oklch": {
    "l": 0.6185,
    "c": 0.14049,
    "h": 254.9
  },
  "luminance": 0.23551
}

Semantic roles & 50–950 ramp

primary
#4587D8
secondary
#DBC09E
accent
#9D40E8
background
#F9FAFE
surface
#F1F4FC
border
#CBCED5
text
#0D0F15
muted
#7E7F84

Preview Lab

Preview with #4587D8

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

Preview Lab → · Contrast checker → · Palette generator →

#4587D8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva