#438AB7#438AB7

#438AB7 is a mid, moderate cyan. Relative luminance 0.228; OKLCH L 60.7% C 0.099 H 239.1°. Best body text is #000000 at 5.56:1 contrast (WCAG AA passes).

Color values

HEX#438AB7
RGBrgb(67, 138, 183)
HSLhsl(203, 46%, 49%)
HSVhsv(203, 63%, 72%)
CMYKcmyk(63.4%, 24.6%, 0%, 28.2%)
CIE-LABlab(54.85, -8.27, -30.20)
CIE-LCHlch(54.85, 31.31, 254.69°)
OKLaboklab(60.7% -0.0507 -0.0848)
OKLCHoklch(60.7% 0.099 239.1)
XYZxyz(19.9472, 22.7872, 48.1377)
Luminance0.2279 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#438AB7 #B77043
analogous
#43B7AA #438AB7 #4350B7
triadic
#438AB7 #B7438A #8AB743
tetradic
#438AB7 #AA43B7 #B77043 #50B743
square
#438AB7 #AA43B7 #B77043 #50B743
split-complementary
#438AB7 #B74350 #B7AA43
monochromatic
#22465D #33688A #438AB7 #6DA6CA #9AC1DA

Accessibility & contrast

On white

3.78
#438AB7 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.56
#438AB7 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #438AB7
5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##438AB7#FFFFFF#000000##000000
##438AB71.003.785.565.56
#FFFFFF3.781.0021.0021.00
#0000005.5621.001.001.00
##0000005.5621.001.001.00

Color blindness preview

Protanopia (red-blind)
#758AB9
Deuteranopia (green-blind)
#657EB6
Tritanopia (blue-blind)
#009599
Achromatopsia (no color)
#838383

Design tokens & code

CSS
--color: #438ab7;
/* rgb */ color: rgb(67, 138, 183);
/* oklch */ color: oklch(60.7% 0.099 239.1);
Tailwind
colors: {
  custom: {
    50: '#82accc',
    500: '#438ab7',
    950: '#000000',
  },
}
SCSS
$custom: #438ab7;
$custom-light: #82accc;
$custom-dark: #000000;
JSON
{
  "hex": "#438ab7",
  "rgb": {
    "r": 67,
    "g": 138,
    "b": 183
  },
  "hsl": {
    "h": 203.276,
    "s": 46.4,
    "l": 49.02
  },
  "oklch": {
    "l": 0.60699,
    "c": 0.09882,
    "h": 239.1
  },
  "luminance": 0.22789
}

Semantic roles & 50–950 ramp

primary
#438AB7
secondary
#C6A590
accent
#8552D6
background
#F8FAFC
surface
#F0F4F9
border
#CBCED2
text
#0B1013
muted
#7C7F82

Preview Lab

Preview with #438AB7

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

Preview Lab → · Contrast checker → · Palette generator →

#438AB7 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva