#308BA8#308BA8

#308BA8 is a mid, moderate cyan. Relative luminance 0.219; OKLCH L 59.6% C 0.094 H 223.2°. Best body text is #000000 at 5.38:1 contrast (WCAG AA passes).

Color values

HEX#308BA8
RGBrgb(48, 139, 168)
HSLhsl(195, 56%, 42%)
HSVhsv(195, 71%, 66%)
CMYKcmyk(71.4%, 17.3%, 0%, 34.1%)
CIE-LABlab(53.94, -16.93, -23.06)
CIE-LCHlch(53.94, 28.61, 233.72°)
OKLaboklab(59.6% -0.0687 -0.0645)
OKLCHoklch(59.6% 0.094 223.2)
XYZxyz(17.5165, 21.9188, 40.3458)
Luminance0.2192 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#308BA8 #A84D30
analogous
#30A889 #308BA8 #304FA8
triadic
#308BA8 #A8308B #8BA830
tetradic
#308BA8 #8930A8 #A84D30 #4FA830
square
#308BA8 #8930A8 #A84D30 #4FA830
split-complementary
#308BA8 #A8304F #A88930
monochromatic
#153C49 #226478 #308BA8 #4AACCB #7AC2D9

Accessibility & contrast

On white

3.90
#308BA8 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.38
#308BA8 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #308BA8
5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##308BA8#FFFFFF#000000##000000
##308BA81.003.905.385.38
#FFFFFF3.901.0021.0021.00
#0000005.3821.001.001.00
##0000005.3821.001.001.00

Color blindness preview

Protanopia (red-blind)
#7A88AA
Deuteranopia (green-blind)
#6A7CA8
Tritanopia (blue-blind)
#009494
Achromatopsia (no color)
#818181

Design tokens & code

CSS
--color: #308ba8;
/* rgb */ color: rgb(48, 139, 168);
/* oklch */ color: oklch(59.6% 0.094 223.2);
Tailwind
colors: {
  custom: {
    50: '#78adc2',
    500: '#308ba8',
    950: '#000000',
  },
}
SCSS
$custom: #308ba8;
$custom-light: #78adc2;
$custom-dark: #000000;
JSON
{
  "hex": "#308ba8",
  "rgb": {
    "r": 48,
    "g": 139,
    "b": 168
  },
  "hsl": {
    "h": 194.5,
    "s": 55.556,
    "l": 42.353
  },
  "oklch": {
    "l": 0.596,
    "c": 0.09426,
    "h": 223.2
  },
  "luminance": 0.21921
}

Semantic roles & 50–950 ramp

primary
#308BA8
secondary
#C18673
accent
#6D49DF
background
#F7FAFB
surface
#EEF4F7
border
#C9CED0
text
#0A1012
muted
#7C7F81

Preview Lab

Preview with #308BA8

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

Preview Lab → · Contrast checker → · Palette generator →

#308BA8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva