#304594#304594

#304594 is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.0% C 0.132 H 268.9°. Best body text is #FFFFFF at 8.73:1 contrast (WCAG AA passes).

Color values

HEX	#304594
RGB	rgb(48, 69, 148)
HSL	hsl(227, 51%, 38%)
HSV	hsv(227, 68%, 58%)
CMYK	cmyk(67.6%, 53.4%, 0%, 42%)
CIE-LAB	lab(31.86, 18.97, -46.03)
CIE-LCH	lch(31.86, 49.79, 292.40°)
OKLab	oklab(41.96% -0.0026 -0.1322)
OKLCH	oklch(41.96% 0.132 268.9)
XYZ	xyz(8.6905, 7.0219, 28.9086)
Luminance	0.0702 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#304594 #947F30

analogous

#307794 #304594 #4D3094

triadic

#304594 #943045 #459430

tetradic

#304594 #943077 #947F30 #30944D

square

#304594 #943077 #947F30 #30944D

split-complementary

#304594 #944D30 #779430

monochromatic

#121A38 #212F66 #304594 #405BC1 #6E83D0

Accessibility & contrast

On white

8.73

#304594 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#304594 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #304594

8.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##304594	#FFFFFF	#000000	##FFFFFF
##304594	1.00	8.73	2.40	8.73
#FFFFFF	8.73	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#135097

Deuteranopia (green-blind)

#004792

Tritanopia (blue-blind)

#005865

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #304594;
/* rgb */ color: rgb(48, 69, 148);
/* oklch */ color: oklch(42.0% 0.132 268.9);

Tailwind

colors: {
  custom: {
    50: '#7478b4',
    500: '#304594',
    950: '#000000',
  },
}

SCSS

$custom: #304594;
$custom-light: #7478b4;
$custom-dark: #000000;

JSON

{
  "hex": "#304594",
  "rgb": {
    "r": 48,
    "g": 69,
    "b": 148
  },
  "hsl": {
    "h": 227.4,
    "s": 51.02,
    "l": 38.431
  },
  "oklch": {
    "l": 0.4196,
    "c": 0.1322,
    "h": 268.9
  },
  "luminance": 0.07023
}

Semantic roles & 50–950 ramp

primary

#304594

secondary

#B8A768

accent

#BD4DDA

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #304594

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

Preview Lab → · Contrast checker → · Palette generator →