#304697#304697

#304697 is a dark, vivid blue. Relative luminance 0.072; OKLCH L 42.4% C 0.135 H 268.6°. Best body text is #FFFFFF at 8.58:1 contrast (WCAG AA passes).

Color values

HEX	#304697
RGB	rgb(48, 70, 151)
HSL	hsl(227, 52%, 39%)
HSV	hsv(227, 68%, 59%)
CMYK	cmyk(68.2%, 53.6%, 0%, 40.8%)
CIE-LAB	lab(32.35, 19.42, -47.06)
CIE-LCH	lch(32.35, 50.91, 292.43°)
OKLab	oklab(42.4% -0.0033 -0.1352)
OKLCH	oklch(42.4% 0.135 268.6)
XYZ	xyz(8.9931, 7.2422, 30.1961)
Luminance	0.0724 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#304697 #978130

analogous

#307A97 #304697 #4D3097

triadic

#304697 #973046 #469730

tetradic

#304697 #97307A #978130 #30974D

square

#304697 #97307A #978130 #30974D

split-complementary

#304697 #974D30 #7A9730

monochromatic

#121B3A #213069 #304697 #415DC3 #7085D2

Accessibility & contrast

On white

8.58

#304697 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.45

#304697 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #304697

8.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##304697	#FFFFFF	#000000	##FFFFFF
##304697	1.00	8.58	2.45	8.58
#FFFFFF	8.58	1.00	21.00	1.00
#000000	2.45	21.00	1.00	21.00
##FFFFFF	8.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#11519A

Deuteranopia (green-blind)

#004895

Tritanopia (blue-blind)

#005967

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #304697;
/* rgb */ color: rgb(48, 70, 151);
/* oklch */ color: oklch(42.4% 0.135 268.6);

Tailwind

colors: {
  custom: {
    50: '#7579b6',
    500: '#304697',
    950: '#000000',
  },
}

SCSS

$custom: #304697;
$custom-light: #7579b6;
$custom-dark: #000000;

JSON

{
  "hex": "#304697",
  "rgb": {
    "r": 48,
    "g": 70,
    "b": 151
  },
  "hsl": {
    "h": 227.184,
    "s": 51.759,
    "l": 39.02
  },
  "oklch": {
    "l": 0.42403,
    "c": 0.13522,
    "h": 268.6
  },
  "luminance": 0.07243
}

Semantic roles & 50–950 ramp

primary

#304697

secondary

#B9A86A

accent

#BD4DDB

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090911

muted

#7B7B80

Preview Lab

Preview with #304697

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

Preview Lab → · Contrast checker → · Palette generator →