#304199#304199

#304199 is a dark, vivid blue. Relative luminance 0.067; OKLCH L 41.5% C 0.145 H 270.6°. Best body text is #FFFFFF at 8.97:1 contrast (WCAG AA passes).

Color values

HEX	#304199
RGB	rgb(48, 65, 153)
HSL	hsl(230, 52%, 39%)
HSV	hsv(230, 69%, 60%)
CMYK	cmyk(68.6%, 57.5%, 0%, 40%)
CIE-LAB	lab(31.13, 23.52, -50.25)
CIE-LCH	lch(31.13, 55.48, 295.09°)
OKLab	oklab(41.53% 0.0014 -0.1446)
OKLCH	oklch(41.53% 0.145 270.6)
XYZ	xyz(8.8570, 6.7080, 30.9588)
Luminance	0.0671 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#304199 #998830

analogous

#307699 #304199 #543099

triadic

#304199 #993041 #419930

tetradic

#304199 #993076 #998830 #309954

square

#304199 #993076 #998830 #309954

split-complementary

#304199 #995430 #769930

monochromatic

#13193C #212D6A #304199 #4257C4 #7181D2

Accessibility & contrast

On white

8.97

#304199 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.34

#304199 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #304199

8.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##304199	#FFFFFF	#000000	##FFFFFF
##304199	1.00	8.97	2.34	8.97
#FFFFFF	8.97	1.00	21.00	1.00
#000000	2.34	21.00	1.00	21.00
##FFFFFF	8.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004E9C

Deuteranopia (green-blind)

#004597

Tritanopia (blue-blind)

#005666

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #304199;
/* rgb */ color: rgb(48, 65, 153);
/* oklch */ color: oklch(41.5% 0.145 270.6);

Tailwind

colors: {
  custom: {
    50: '#7575b8',
    500: '#304199',
    950: '#000000',
  },
}

SCSS

$custom: #304199;
$custom-light: #7575b8;
$custom-dark: #000000;

JSON

{
  "hex": "#304199",
  "rgb": {
    "r": 48,
    "g": 65,
    "b": 153
  },
  "hsl": {
    "h": 230.286,
    "s": 52.239,
    "l": 39.412
  },
  "oklch": {
    "l": 0.41534,
    "c": 0.14465,
    "h": 270.6
  },
  "luminance": 0.06709
}

Semantic roles & 50–950 ramp

primary

#304199

secondary

#BAAD6B

accent

#C44CDC

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #304199

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

Preview Lab → · Contrast checker → · Palette generator →