#304683#304683

#304683 is a dark, moderate blue. Relative luminance 0.066; OKLCH L 40.9% C 0.106 H 266.8°. Best body text is #FFFFFF at 9.02:1 contrast (WCAG AA passes).

Color values

HEX	#304683
RGB	rgb(48, 70, 131)
HSL	hsl(224, 46%, 35%)
HSV	hsv(224, 63%, 51%)
CMYK	cmyk(63.4%, 46.6%, 0%, 48.6%)
CIE-LAB	lab(30.99, 11.96, -36.97)
CIE-LCH	lch(30.99, 38.86, 287.93°)
OKLab	oklab(40.93% -0.0059 -0.1055)
OKLCH	oklch(40.93% 0.106 266.8)
XYZ	xyz(7.5044, 6.6467, 22.3558)
Luminance	0.0665 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#304683 #836D30

analogous

#307083 #304683 #433083

triadic

#304683 #833046 #468330

tetradic

#304683 #833070 #836D30 #308343

square

#304683 #833070 #836D30 #308343

split-complementary

#304683 #834330 #708330

monochromatic

#0F1629 #202E56 #304683 #405EB0 #6680C7

Accessibility & contrast

On white

9.02

#304683 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.33

#304683 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #304683

9.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##304683	#FFFFFF	#000000	##FFFFFF
##304683	1.00	9.02	2.33	9.02
#FFFFFF	9.02	1.00	21.00	1.00
#000000	2.33	21.00	1.00	21.00
##FFFFFF	9.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#294D85

Deuteranopia (green-blind)

#1C4582

Tritanopia (blue-blind)

#00545E

Achromatopsia (no color)

#494949

Design tokens & code

CSS

--color: #304683;
/* rgb */ color: rgb(48, 70, 131);
/* oklch */ color: oklch(40.9% 0.106 266.8);

Tailwind

colors: {
  custom: {
    50: '#7179a7',
    500: '#304683',
    950: '#000000',
  },
}

SCSS

$custom: #304683;
$custom-light: #7179a7;
$custom-dark: #000000;

JSON

{
  "hex": "#304683",
  "rgb": {
    "r": 48,
    "g": 70,
    "b": 131
  },
  "hsl": {
    "h": 224.096,
    "s": 46.369,
    "l": 35.098
  },
  "oklch": {
    "l": 0.40929,
    "c": 0.10567,
    "h": 266.8
  },
  "luminance": 0.06647
}

Semantic roles & 50–950 ramp

primary

#304683

secondary

#AE9A61

accent

#B352D6

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#08090F

muted

#7B7B7F

Preview Lab

Preview with #304683

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

Preview Lab → · Contrast checker → · Palette generator →