#305599#305599

#305599 is a mid, moderate blue. Relative luminance 0.094; OKLCH L 45.8% C 0.119 H 261.4°. Best body text is #FFFFFF at 7.28:1 contrast (WCAG AA passes).

Color values

HEX	#305599
RGB	rgb(48, 85, 153)
HSL	hsl(219, 52%, 39%)
HSV	hsv(219, 69%, 60%)
CMYK	cmyk(68.6%, 44.4%, 0%, 40%)
CIE-LAB	lab(36.79, 10.19, -41.14)
CIE-LCH	lch(36.79, 42.38, 283.91°)
OKLab	oklab(45.83% -0.0177 -0.1175)
OKLCH	oklch(45.83% 0.119 261.4)
XYZ	xyz(10.2152, 9.4243, 31.4115)
Luminance	0.0943 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#305599 #997430

analogous

#308A99 #305599 #3F3099

triadic

#305599 #993055 #559930

tetradic

#305599 #99308A #997430 #30993F

square

#305599 #99308A #997430 #30993F

split-complementary

#305599 #993F30 #8A9930

monochromatic

#13213C #213B6A #305599 #4270C4 #7193D2

Accessibility & contrast

On white

7.28

#305599 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.89

#305599 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #305599

7.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##305599	#FFFFFF	#000000	##FFFFFF
##305599	1.00	7.28	2.89	7.28
#FFFFFF	7.28	1.00	21.00	1.00
#000000	2.89	21.00	1.00	21.00
##FFFFFF	7.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#345C9C

Deuteranopia (green-blind)

#235298

Tritanopia (blue-blind)

#00656F

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #305599;
/* rgb */ color: rgb(48, 85, 153);
/* oklch */ color: oklch(45.8% 0.119 261.4);

Tailwind

colors: {
  custom: {
    50: '#7484b7',
    500: '#305599',
    950: '#000000',
  },
}

SCSS

$custom: #305599;
$custom-light: #7484b7;
$custom-dark: #000000;

JSON

{
  "hex": "#305599",
  "rgb": {
    "r": 48,
    "g": 85,
    "b": 153
  },
  "hsl": {
    "h": 218.857,
    "s": 52.239,
    "l": 39.412
  },
  "oklch": {
    "l": 0.45834,
    "c": 0.11884,
    "h": 261.4
  },
  "luminance": 0.09425
}

Semantic roles & 50–950 ramp

primary

#305599

secondary

#BA9E6B

accent

#A94CDC

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #305599

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

Preview Lab → · Contrast checker → · Palette generator →