#305199#305199

#305199 is a dark, vivid blue. Relative luminance 0.088; OKLCH L 44.9% C 0.124 H 263.7°. Best body text is #FFFFFF at 7.60:1 contrast (WCAG AA passes).

Color values

HEX	#305199
RGB	rgb(48, 81, 153)
HSL	hsl(221, 52%, 39%)
HSV	hsv(221, 69%, 60%)
CMYK	cmyk(68.6%, 47.1%, 0%, 40%)
CIE-LAB	lab(35.62, 12.82, -43.01)
CIE-LCH	lch(35.62, 44.88, 286.60°)
OKLab	oklab(44.94% -0.0137 -0.1231)
OKLCH	oklch(44.94% 0.124 263.7)
XYZ	xyz(9.9091, 8.8122, 31.3095)
Luminance	0.0881 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#305199 #997830

analogous

#308699 #305199 #443099

triadic

#305199 #993051 #519930

tetradic

#305199 #993086 #997830 #309944

square

#305199 #993086 #997830 #309944

split-complementary

#305199 #994430 #869930

monochromatic

#13203C #21386A #305199 #426BC4 #7190D2

Accessibility & contrast

On white

7.60

#305199 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#305199 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #305199

7.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##305199	#FFFFFF	#000000	##FFFFFF
##305199	1.00	7.60	2.76	7.60
#FFFFFF	7.60	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2D599C

Deuteranopia (green-blind)

#184F98

Tritanopia (blue-blind)

#00626D

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #305199;
/* rgb */ color: rgb(48, 81, 153);
/* oklch */ color: oklch(44.9% 0.124 263.7);

Tailwind

colors: {
  custom: {
    50: '#7581b7',
    500: '#305199',
    950: '#000000',
  },
}

SCSS

$custom: #305199;
$custom-light: #7581b7;
$custom-dark: #000000;

JSON

{
  "hex": "#305199",
  "rgb": {
    "r": 48,
    "g": 81,
    "b": 153
  },
  "hsl": {
    "h": 221.143,
    "s": 52.239,
    "l": 39.412
  },
  "oklch": {
    "l": 0.44935,
    "c": 0.12385,
    "h": 263.7
  },
  "luminance": 0.08813
}

Semantic roles & 50–950 ramp

primary

#305199

secondary

#BAA16B

accent

#AF4CDC

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #305199

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

Preview Lab → · Contrast checker → · Palette generator →