#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
RGB	rgb(48, 94, 129)
HSL	hsl(206, 46%, 35%)
HSV	hsv(206, 63%, 51%)
CMYK	cmyk(62.8%, 27.1%, 0%, 49.4%)
CIE-LAB	lab(38.23, -4.33, -24.31)
CIE-LCH	lch(38.23, 24.69, 259.91°)
OKLab	oklab(46.54% -0.0341 -0.0683)
OKLCH	oklch(46.54% 0.076 243.5)
XYZ	xyz(9.1826, 10.2179, 22.2530)
Luminance	0.1022 (WCAG relative)
Temperature	cool
Family	cyan

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
##305E81	1.00	6.90	3.04	6.90
#FFFFFF	6.90	1.00	21.00	1.00
#000000	3.04	21.00	1.00	21.00
##FFFFFF	6.90	1.00	21.00	1.00

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 →