#4090D1#4090D1

#4090D1 is a light, vivid cyan. Relative luminance 0.256; OKLCH L 63.3% C 0.125 H 246.2°. Best body text is #000000 at 6.13:1 contrast (WCAG AA passes).

Color values

HEX#4090D1
RGBrgb(64, 144, 209)
HSLhsl(207, 61%, 54%)
HSVhsv(207, 69%, 82%)
CMYKcmyk(69.4%, 31.1%, 0%, 18%)
CIE-LABlab(57.69, -3.41, -40.49)
CIE-LCHlch(57.69, 40.64, 265.19°)
OKLaboklab(63.3% -0.0506 -0.1146)
OKLCHoklch(63.3% 0.125 246.2)
XYZxyz(23.5919, 25.6374, 64.0144)
Luminance0.2564 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4090D1 #D18140
analogous
#40D1CA #4090D1 #4047D1
triadic
#4090D1 #D14090 #90D140
tetradic
#4090D1 #CA40D1 #D18140 #47D140
square
#4090D1 #CA40D1 #D18140 #47D140
split-complementary
#4090D1 #D14047 #D1CA40
monochromatic
#1D5079 #2971AB #4090D1 #71ADDD #A3C9E9

Accessibility & contrast

On white

3.43
#4090D1 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.13
#4090D1 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4090D1
6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4090D1#FFFFFF#000000##000000
##4090D11.003.436.136.13
#FFFFFF3.431.0021.0021.00
#0000006.1321.001.001.00
##0000006.1321.001.001.00

Color blindness preview

Protanopia (red-blind)
#7392D4
Deuteranopia (green-blind)
#5F84D0
Tritanopia (blue-blind)
#00A0A7
Achromatopsia (no color)
#8B8B8B

Design tokens & code

CSS
--color: #4090d1;
/* rgb */ color: rgb(64, 144, 209);
/* oklch */ color: oklch(63.3% 0.125 246.2);
Tailwind
colors: {
  custom: {
    50: '#85b0df',
    500: '#4090d1',
    950: '#000000',
  },
}
SCSS
$custom: #4090d1;
$custom-light: #85b0df;
$custom-dark: #000000;
JSON
{
  "hex": "#4090d1",
  "rgb": {
    "r": 64,
    "g": 144,
    "b": 209
  },
  "hsl": {
    "h": 206.897,
    "s": 61.181,
    "l": 53.529
  },
  "oklch": {
    "l": 0.63301,
    "c": 0.1253,
    "h": 246.2
  },
  "luminance": 0.2564
}

Semantic roles & 50–950 ramp

primary
#4090D1
secondary
#D5B397
accent
#8C44E4
background
#F8FAFD
surface
#F0F4FB
border
#CBCED4
text
#0C1015
muted
#7D7F83

Preview Lab

Preview with #4090D1

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

Preview Lab → · Contrast checker → · Palette generator →

#4090D1 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva