#4590D8#4590D8

#4590D8 is a light, vivid cyan. Relative luminance 0.262; OKLCH L 63.9% C 0.132 H 249.8°. Best body text is #000000 at 6.23:1 contrast (WCAG AA passes).

Color values

HEX#4590D8
RGBrgb(69, 144, 216)
HSLhsl(209, 65%, 56%)
HSVhsv(209, 68%, 85%)
CMYKcmyk(68.1%, 33.3%, 0%, 15.3%)
CIE-LABlab(58.20, -0.23, -43.61)
CIE-LCHlch(58.20, 43.61, 269.70°)
OKLaboklab(63.86% -0.0454 -0.1236)
OKLCHoklch(63.86% 0.132 249.8)
XYZxyz(24.8175, 26.1670, 68.6952)
Luminance0.2617 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4590D8 #D88D45
analogous
#45D8D6 #4590D8 #4546D8
triadic
#4590D8 #D84590 #90D845
tetradic
#4590D8 #D645D8 #D88D45 #46D845
square
#4590D8 #D645D8 #D88D45 #46D845
split-complementary
#4590D8 #D84546 #D8D645
monochromatic
#1C5286 #2771B9 #4590D8 #78AEE3 #AACCED

Accessibility & contrast

On white

3.37
#4590D8 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.23
#4590D8 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4590D8
6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4590D8#FFFFFF#000000##000000
##4590D81.003.376.236.23
#FFFFFF3.371.0021.0021.00
#0000006.2321.001.001.00
##0000006.2321.001.001.00

Color blindness preview

Protanopia (red-blind)
#7094DB
Deuteranopia (green-blind)
#5B86D7
Tritanopia (blue-blind)
#00A1AA
Achromatopsia (no color)
#8C8C8C

Design tokens & code

CSS
--color: #4590d8;
/* rgb */ color: rgb(69, 144, 216);
/* oklch */ color: oklch(63.9% 0.132 249.8);
Tailwind
colors: {
  custom: {
    50: '#88b0e4',
    500: '#4590d8',
    950: '#000000',
  },
}
SCSS
$custom: #4590d8;
$custom-light: #88b0e4;
$custom-dark: #000000;
JSON
{
  "hex": "#4590d8",
  "rgb": {
    "r": 69,
    "g": 144,
    "b": 216
  },
  "hsl": {
    "h": 209.388,
    "s": 65.333,
    "l": 55.882
  },
  "oklch": {
    "l": 0.63855,
    "c": 0.13172,
    "h": 249.8
  },
  "luminance": 0.2617
}

Semantic roles & 50–950 ramp

primary
#4590D8
secondary
#DBBC9E
accent
#9240E8
background
#F9FAFE
surface
#F1F4FC
border
#CBCED5
text
#0D1015
muted
#7E7F84

Preview Lab

Preview with #4590D8

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

Preview Lab → · Contrast checker → · Palette generator →

#4590D8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva