#305B8D#305B8D

#305B8D is a mid, moderate cyan. Relative luminance 0.100; OKLCH L 46.5% C 0.095 H 253.6°. Best body text is #FFFFFF at 6.98:1 contrast (WCAG AA passes).

Color values

HEX#305B8D
RGBrgb(48, 91, 141)
HSLhsl(212, 49%, 37%)
HSVhsv(212, 66%, 55%)
CMYKcmyk(66%, 35.5%, 0%, 44.7%)
CIE-LABlab(37.90, 1.85, -32.12)
CIE-LCHlch(37.90, 32.17, 273.31°)
OKLaboklab(46.47% -0.0269 -0.091)
OKLCHoklch(46.47% 0.095 253.6)
XYZxyz(9.7660, 10.0327, 26.6160)
Luminance0.1003 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#305B8D #8D6230
analogous
#308A8D #305B8D #34308D
triadic
#305B8D #8D305B #5B8D30
tetradic
#305B8D #8D308A #8D6230 #308D34
square
#305B8D #8D308A #8D6230 #308D34
split-complementary
#305B8D #8D3430 #8A8D30
monochromatic
#112032 #203E5F #305B8D #4078BB #6B98CD

Accessibility & contrast

On white

6.98
#305B8D on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.01
#305B8D on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #305B8D
6.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##305B8D#FFFFFF#000000##FFFFFF
##305B8D1.006.983.016.98
#FFFFFF6.981.0021.001.00
#0000003.0121.001.0021.00
##FFFFFF6.981.0021.001.00

Color blindness preview

Protanopia (red-blind)
#455E8F
Deuteranopia (green-blind)
#38558C
Tritanopia (blue-blind)
#00676D
Achromatopsia (no color)
#595959

Design tokens & code

CSS
--color: #305b8d;
/* rgb */ color: rgb(48, 91, 141);
/* oklch */ color: oklch(46.5% 0.095 253.6);
Tailwind
colors: {
  custom: {
    50: '#7289ae',
    500: '#305b8d',
    950: '#000000',
  },
}
SCSS
$custom: #305b8d;
$custom-light: #7289ae;
$custom-dark: #000000;
JSON
{
  "hex": "#305b8d",
  "rgb": {
    "r": 48,
    "g": 91,
    "b": 141
  },
  "hsl": {
    "h": 212.258,
    "s": 49.206,
    "l": 37.059
  },
  "oklch": {
    "l": 0.46473,
    "c": 0.0949,
    "h": 253.6
  },
  "luminance": 0.10034
}

Semantic roles & 50–950 ramp

primary
#305B8D
secondary
#B48F65
accent
#994FD9
background
#F7F8FA
surface
#EDEFF4
border
#C8CACE
text
#080B10
muted
#7B7C7F

Preview Lab

Preview with #305B8D

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

Preview Lab → · Contrast checker → · Palette generator →

#305B8D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva