#438AD8#438AD8

#438AD8 is a light, vivid cyan. Relative luminance 0.243; OKLCH L 62.4% C 0.138 H 252.8°. Best body text is #000000 at 5.87:1 contrast (WCAG AA passes).

Color values

HEX#438AD8
RGBrgb(67, 138, 216)
HSLhsl(211, 66%, 55%)
HSVhsv(211, 69%, 85%)
CMYKcmyk(69%, 36.1%, 0%, 15.3%)
CIE-LABlab(56.41, 3.00, -46.43)
CIE-LCHlch(56.41, 46.53, 273.69°)
OKLaboklab(62.44% -0.041 -0.132)
OKLCHoklch(62.44% 0.138 252.8)
XYZxyz(23.7933, 24.3256, 68.3938)
Luminance0.2433 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#438AD8 #D89143
analogous
#43D5D8 #438AD8 #4643D8
triadic
#438AD8 #D8438A #8AD843
tetradic
#438AD8 #D843D5 #D89143 #43D846
square
#438AD8 #D843D5 #D89143 #43D846
split-complementary
#438AD8 #D84643 #D5D843
monochromatic
#1C4E85 #266BB8 #438AD8 #76AAE3 #A8C9ED

Accessibility & contrast

On white

3.58
#438AD8 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.87
#438AD8 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #438AD8
5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##438AD8#FFFFFF#000000##000000
##438AD81.003.585.875.87
#FFFFFF3.581.0021.0021.00
#0000005.8721.001.001.00
##0000005.8721.001.001.00

Color blindness preview

Protanopia (red-blind)
#678FDB
Deuteranopia (green-blind)
#5181D6
Tritanopia (blue-blind)
#009CA7
Achromatopsia (no color)
#878787

Design tokens & code

CSS
--color: #438ad8;
/* rgb */ color: rgb(67, 138, 216);
/* oklch */ color: oklch(62.4% 0.138 252.8);
Tailwind
colors: {
  custom: {
    50: '#87abe4',
    500: '#438ad8',
    950: '#000000',
  },
}
SCSS
$custom: #438ad8;
$custom-light: #87abe4;
$custom-dark: #000000;
JSON
{
  "hex": "#438ad8",
  "rgb": {
    "r": 67,
    "g": 138,
    "b": 216
  },
  "hsl": {
    "h": 211.409,
    "s": 65.639,
    "l": 55.49
  },
  "oklch": {
    "l": 0.62439,
    "c": 0.1382,
    "h": 252.8
  },
  "luminance": 0.24328
}

Semantic roles & 50–950 ramp

primary
#438AD8
secondary
#DABD9C
accent
#983FE9
background
#F8FAFE
surface
#F0F4FC
border
#CBCED5
text
#0D1015
muted
#7D7F84

Preview Lab

Preview with #438AD8

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

Preview Lab → · Contrast checker → · Palette generator →

#438AD8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva