#305099#305099

#305099 is a dark, vivid blue. Relative luminance 0.087; OKLCH L 44.7% C 0.125 H 264.2°. Best body text is #FFFFFF at 7.68:1 contrast (WCAG AA passes).

Color values

HEX	#305099
RGB	rgb(48, 80, 153)
HSL	hsl(222, 52%, 39%)
HSV	hsv(222, 69%, 60%)
CMYK	cmyk(68.6%, 47.7%, 0%, 40%)
CIE-LAB	lab(35.33, 13.49, -43.47)
CIE-LCH	lch(35.33, 45.52, 287.24°)
OKLab	oklab(44.71% -0.0127 -0.1245)
OKLCH	oklch(44.71% 0.125 264.2)
XYZ	xyz(9.8353, 8.6646, 31.2849)
Luminance	0.0867 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#305099 #997930

analogous

#308599 #305099 #443099

triadic

#305099 #993050 #509930

tetradic

#305099 #993085 #997930 #309944

square

#305099 #993085 #997930 #309944

split-complementary

#305099 #994430 #859930

monochromatic

#131F3C #21386A #305099 #426AC4 #718FD2

Accessibility & contrast

On white

7.68

#305099 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.73

#305099 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #305099

7.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##305099	#FFFFFF	#000000	##FFFFFF
##305099	1.00	7.68	2.73	7.68
#FFFFFF	7.68	1.00	21.00	1.00
#000000	2.73	21.00	1.00	21.00
##FFFFFF	7.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B589C

Deuteranopia (green-blind)

#154F98

Tritanopia (blue-blind)

#00616D

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #305099;
/* rgb */ color: rgb(48, 80, 153);
/* oklch */ color: oklch(44.7% 0.125 264.2);

Tailwind

colors: {
  custom: {
    50: '#7580b7',
    500: '#305099',
    950: '#000000',
  },
}

SCSS

$custom: #305099;
$custom-light: #7580b7;
$custom-dark: #000000;

JSON

{
  "hex": "#305099",
  "rgb": {
    "r": 48,
    "g": 80,
    "b": 153
  },
  "hsl": {
    "h": 221.714,
    "s": 52.239,
    "l": 39.412
  },
  "oklch": {
    "l": 0.44713,
    "c": 0.12512,
    "h": 264.2
  },
  "luminance": 0.08666
}

Semantic roles & 50–950 ramp

primary

#305099

secondary

#BAA26B

accent

#B04CDC

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#090A11

muted

#7B7C80

Preview Lab

Preview with #305099

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

Preview Lab → · Contrast checker → · Palette generator →