#439ADB#439ADB

#439ADB is a light, vivid cyan. Relative luminance 0.294; OKLCH L 66.2% C 0.128 H 244.2°. Best body text is #000000 at 6.88:1 contrast (WCAG AA passes).

Color values

HEX#439ADB
RGBrgb(67, 154, 219)
HSLhsl(206, 68%, 56%)
HSVhsv(206, 69%, 86%)
CMYKcmyk(69.4%, 29.7%, 0%, 14.1%)
CIE-LABlab(61.15, -5.27, -40.65)
CIE-LCHlch(61.15, 40.99, 262.62°)
OKLaboklab(66.21% -0.0556 -0.1149)
OKLCHoklch(66.21% 0.128 244.2)
XYZxyz(26.6516, 29.4161, 71.2774)
Luminance0.2942 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#439ADB #DB8443
analogous
#43DBD0 #439ADB #434EDB
triadic
#439ADB #DB439A #9ADB43
tetradic
#439ADB #D043DB #DB8443 #4EDB43
square
#439ADB #D043DB #DB8443 #4EDB43
split-complementary
#439ADB #DB434E #DBD043
monochromatic
#1A5A89 #247BBD #439ADB #76B6E5 #AAD1EF

Accessibility & contrast

On white

3.05
#439ADB on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.88
#439ADB on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #439ADB
6.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##439ADB#FFFFFF#000000##000000
##439ADB1.003.056.886.88
#FFFFFF3.051.0021.0021.00
#0000006.8821.001.001.00
##0000006.8821.001.001.00

Color blindness preview

Protanopia (red-blind)
#7D9CDE
Deuteranopia (green-blind)
#688DDA
Tritanopia (blue-blind)
#00AAB1
Achromatopsia (no color)
#949494

Design tokens & code

CSS
--color: #439adb;
/* rgb */ color: rgb(67, 154, 219);
/* oklch */ color: oklch(66.2% 0.128 244.2);
Tailwind
colors: {
  custom: {
    50: '#88b7e6',
    500: '#439adb',
    950: '#000000',
  },
}
SCSS
$custom: #439adb;
$custom-light: #88b7e6;
$custom-dark: #000000;
JSON
{
  "hex": "#439adb",
  "rgb": {
    "r": 67,
    "g": 154,
    "b": 219
  },
  "hsl": {
    "h": 205.658,
    "s": 67.857,
    "l": 56.078
  },
  "oklch": {
    "l": 0.66208,
    "c": 0.12765,
    "h": 244.2
  },
  "luminance": 0.29419
}

Semantic roles & 50–950 ramp

primary
#439ADB
secondary
#DCB89E
accent
#873DEB
background
#F9FBFE
surface
#F1F6FC
border
#CBD0D5
text
#0D1116
muted
#7E8084

Preview Lab

Preview with #439ADB

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

Preview Lab → · Contrast checker → · Palette generator →

#439ADB Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva