#4490D3#4490D3

#4490D3 is a light, vivid cyan. Relative luminance 0.259; OKLCH L 63.5% C 0.126 H 247.9°. Best body text is #000000 at 6.18:1 contrast (WCAG AA passes).

Color values

HEX#4490D3
RGBrgb(68, 144, 211)
HSLhsl(208, 62%, 55%)
HSVhsv(208, 68%, 83%)
CMYKcmyk(67.8%, 31.8%, 0%, 17.3%)
CIE-LABlab(57.92, -2.10, -41.25)
CIE-LCHlch(57.92, 41.30, 267.08°)
OKLaboklab(63.55% -0.0475 -0.1168)
OKLCHoklch(63.55% 0.126 247.9)
XYZxyz(24.1106, 25.8761, 65.3393)
Luminance0.2588 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4490D3 #D38744
analogous
#44D3CF #4490D3 #4448D3
triadic
#4490D3 #D34490 #90D344
tetradic
#4490D3 #CF44D3 #D38744 #48D344
square
#4490D3 #CF44D3 #D38744 #48D344
split-complementary
#4490D3 #D34448 #D3CF44
monochromatic
#1E517F #2971B0 #4490D3 #76ADDF #A7CBEA

Accessibility & contrast

On white

3.40
#4490D3 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.18
#4490D3 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4490D3
6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4490D3#FFFFFF#000000##000000
##4490D31.003.406.186.18
#FFFFFF3.401.0021.0021.00
#0000006.1821.001.001.00
##0000006.1821.001.001.00

Color blindness preview

Protanopia (red-blind)
#7293D6
Deuteranopia (green-blind)
#5E85D2
Tritanopia (blue-blind)
#00A0A8
Achromatopsia (no color)
#8B8B8B

Design tokens & code

CSS
--color: #4490d3;
/* rgb */ color: rgb(68, 144, 211);
/* oklch */ color: oklch(63.5% 0.126 247.9);
Tailwind
colors: {
  custom: {
    50: '#87b0e1',
    500: '#4490d3',
    950: '#000000',
  },
}
SCSS
$custom: #4490d3;
$custom-light: #87b0e1;
$custom-dark: #000000;
JSON
{
  "hex": "#4490d3",
  "rgb": {
    "r": 68,
    "g": 144,
    "b": 211
  },
  "hsl": {
    "h": 208.112,
    "s": 61.905,
    "l": 54.706
  },
  "oklch": {
    "l": 0.63549,
    "c": 0.12605,
    "h": 247.9
  },
  "luminance": 0.25879
}

Semantic roles & 50–950 ramp

primary
#4490D3
secondary
#D8B89B
accent
#8F43E5
background
#F8FAFD
surface
#F0F4FB
border
#CBCED4
text
#0C1015
muted
#7D7F83

Preview Lab

Preview with #4490D3

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

Preview Lab → · Contrast checker → · Palette generator →

#4490D3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva