#305A99#305A99

#305A99 is a mid, moderate blue. Relative luminance 0.102; OKLCH L 47.0% C 0.113 H 258.4°. Best body text is #FFFFFF at 6.89:1 contrast (WCAG AA passes).

Color values

HEX	#305A99
RGB	rgb(48, 90, 153)
HSL	hsl(216, 52%, 39%)
HSV	hsv(216, 69%, 60%)
CMYK	cmyk(68.6%, 41.2%, 0%, 40%)
CIE-LAB	lab(38.27, 6.93, -38.77)
CIE-LCH	lch(38.27, 39.39, 280.13°)
OKLab	oklab(46.98% -0.0227 -0.1105)
OKLCH	oklch(46.98% 0.113 258.4)
XYZ	xyz(10.6228, 10.2395, 31.5474)
Luminance	0.1024 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#305A99 #996F30

analogous

#308F99 #305A99 #3B3099

triadic

#305A99 #99305A #5A9930

tetradic

#305A99 #99308F #996F30 #30993B

square

#305A99 #99308F #996F30 #30993B

split-complementary

#305A99 #993B30 #8F9930

monochromatic

#13233C #213F6A #305A99 #4276C4 #7198D2

Accessibility & contrast

On white

6.89

#305A99 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#305A99 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #305A99

6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##305A99	#FFFFFF	#000000	##FFFFFF
##305A99	1.00	6.89	3.05	6.89
#FFFFFF	6.89	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3D5F9B

Deuteranopia (green-blind)

#2D5698

Tritanopia (blue-blind)

#006972

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #305a99;
/* rgb */ color: rgb(48, 90, 153);
/* oklch */ color: oklch(47.0% 0.113 258.4);

Tailwind

colors: {
  custom: {
    50: '#7488b7',
    500: '#305a99',
    950: '#000000',
  },
}

SCSS

$custom: #305a99;
$custom-light: #7488b7;
$custom-dark: #000000;

JSON

{
  "hex": "#305a99",
  "rgb": {
    "r": 48,
    "g": 90,
    "b": 153
  },
  "hsl": {
    "h": 216,
    "s": 52.239,
    "l": 39.412
  },
  "oklch": {
    "l": 0.46979,
    "c": 0.11283,
    "h": 258.4
  },
  "luminance": 0.10241
}

Semantic roles & 50–950 ramp

primary

#305A99

secondary

#BA9A6B

accent

#A24CDC

background

#F7F8FB

surface

#EDEFF6

border

#C8CAD0

text

#090B11

muted

#7B7C80

Preview Lab

Preview with #305A99

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

Preview Lab → · Contrast checker → · Palette generator →