#305E81#305E81

#305E81 is a mid, moderate cyan. Relative luminance 0.102; OKLCH L 46.5% C 0.076 H 243.5°. Best body text is #FFFFFF at 6.90:1 contrast (WCAG AA passes).

Color values

HEX#305E81
RGBrgb(48, 94, 129)
HSLhsl(206, 46%, 35%)
HSVhsv(206, 63%, 51%)
CMYKcmyk(62.8%, 27.1%, 0%, 49.4%)
CIE-LABlab(38.23, -4.33, -24.31)
CIE-LCHlch(38.23, 24.69, 259.91°)
OKLaboklab(46.54% -0.0341 -0.0683)
OKLCHoklch(46.54% 0.076 243.5)
XYZxyz(9.1826, 10.2179, 22.2530)
Luminance0.1022 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#305E81 #815330
analogous
#30817C #305E81 #303581
triadic
#305E81 #81305E #5E8130
tetradic
#305E81 #7C3081 #815330 #358130
square
#305E81 #7C3081 #815330 #358130
split-complementary
#305E81 #813035 #817C30
monochromatic
#0F1D28 #1F3D54 #305E81 #417FAE #669CC6

Accessibility & contrast

On white

6.90
#305E81 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.04
#305E81 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #305E81
6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##305E81#FFFFFF#000000##FFFFFF
##305E811.006.903.046.90
#FFFFFF6.901.0021.001.00
#0000003.0421.001.0021.00
##FFFFFF6.901.0021.001.00

Color blindness preview

Protanopia (red-blind)
#4F5E83
Deuteranopia (green-blind)
#445680
Tritanopia (blue-blind)
#00676A
Achromatopsia (no color)
#5A5A5A

Design tokens & code

CSS
--color: #305e81;
/* rgb */ color: rgb(48, 94, 129);
/* oklch */ color: oklch(46.5% 0.076 243.5);
Tailwind
colors: {
  custom: {
    50: '#708ba5',
    500: '#305e81',
    950: '#000000',
  },
}
SCSS
$custom: #305e81;
$custom-light: #708ba5;
$custom-dark: #000000;
JSON
{
  "hex": "#305e81",
  "rgb": {
    "r": 48,
    "g": 94,
    "b": 129
  },
  "hsl": {
    "h": 205.926,
    "s": 45.763,
    "l": 34.706
  },
  "oklch": {
    "l": 0.46535,
    "c": 0.07633,
    "h": 243.5
  },
  "luminance": 0.10219
}

Semantic roles & 50–950 ramp

primary
#305E81
secondary
#AD8160
accent
#8B52D5
background
#F7F8FA
surface
#EDF0F4
border
#C8CBCE
text
#080C0F
muted
#7B7D7F

Preview Lab

Preview with #305E81

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

Preview Lab → · Contrast checker → · Palette generator →

#305E81 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva