#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
RGB	rgb(48, 91, 141)
HSL	hsl(212, 49%, 37%)
HSV	hsv(212, 66%, 55%)
CMYK	cmyk(66%, 35.5%, 0%, 44.7%)
CIE-LAB	lab(37.90, 1.85, -32.12)
CIE-LCH	lch(37.90, 32.17, 273.31°)
OKLab	oklab(46.47% -0.0269 -0.091)
OKLCH	oklch(46.47% 0.095 253.6)
XYZ	xyz(9.7660, 10.0327, 26.6160)
Luminance	0.1003 (WCAG relative)
Temperature	cool
Family	cyan

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
##305B8D	1.00	6.98	3.01	6.98
#FFFFFF	6.98	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.98	1.00	21.00	1.00

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 →