#438DD4#438DD4

#438DD4 is a light, vivid cyan. Relative luminance 0.250; OKLCH L 62.9% C 0.130 H 249.8°. Best body text is #000000 at 6.00:1 contrast (WCAG AA passes).

Color values

HEX#438DD4
RGBrgb(67, 141, 212)
HSLhsl(209, 63%, 55%)
HSVhsv(209, 68%, 83%)
CMYKcmyk(68.4%, 33.5%, 0%, 16.9%)
CIE-LABlab(57.07, -0.16, -43.15)
CIE-LCHlch(57.07, 43.15, 269.78°)
OKLaboklab(62.89% -0.0449 -0.1223)
OKLCHoklch(62.89% 0.13 249.8)
XYZxyz(23.7188, 24.9940, 65.8489)
Luminance0.2500 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#438DD4 #D48A43
analogous
#43D4D2 #438DD4 #4345D4
triadic
#438DD4 #D4438D #8DD443
tetradic
#438DD4 #D243D4 #D48A43 #45D443
square
#438DD4 #D243D4 #D48A43 #45D443
split-complementary
#438DD4 #D44345 #D4D243
monochromatic
#1D4F7F #296EB1 #438DD4 #75ABDF #A7C9EB

Accessibility & contrast

On white

3.50
#438DD4 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.00
#438DD4 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #438DD4
6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##438DD4#FFFFFF#000000##000000
##438DD41.003.506.006.00
#FFFFFF3.501.0021.0021.00
#0000006.0021.001.001.00
##0000006.0021.001.001.00

Color blindness preview

Protanopia (red-blind)
#6D91D7
Deuteranopia (green-blind)
#5983D3
Tritanopia (blue-blind)
#009EA7
Achromatopsia (no color)
#898989

Design tokens & code

CSS
--color: #438dd4;
/* rgb */ color: rgb(67, 141, 212);
/* oklch */ color: oklch(62.9% 0.130 249.8);
Tailwind
colors: {
  custom: {
    50: '#87aee1',
    500: '#438dd4',
    950: '#000000',
  },
}
SCSS
$custom: #438dd4;
$custom-light: #87aee1;
$custom-dark: #000000;
JSON
{
  "hex": "#438dd4",
  "rgb": {
    "r": 67,
    "g": 141,
    "b": 212
  },
  "hsl": {
    "h": 209.379,
    "s": 62.771,
    "l": 54.706
  },
  "oklch": {
    "l": 0.62888,
    "c": 0.13034,
    "h": 249.8
  },
  "luminance": 0.24997
}

Semantic roles & 50–950 ramp

primary
#438DD4
secondary
#D8B99B
accent
#9242E6
background
#F8FAFD
surface
#F0F4FB
border
#CBCED4
text
#0C1015
muted
#7D7F83

Preview Lab

Preview with #438DD4

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

Preview Lab → · Contrast checker → · Palette generator →

#438DD4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva