#304284#304284

#304284 is a dark, moderate blue. Relative luminance 0.062; OKLCH L 40.1% C 0.113 H 269.3°. Best body text is #FFFFFF at 9.38:1 contrast (WCAG AA passes).

Color values

HEX	#304284
RGB	rgb(48, 66, 132)
HSL	hsl(227, 47%, 35%)
HSV	hsv(227, 64%, 52%)
CMYK	cmyk(63.6%, 50%, 0%, 48.2%)
CIE-LAB	lab(29.89, 15.04, -39.36)
CIE-LCH	lch(29.89, 42.14, 290.92°)
OKLab	oklab(40.11% -0.0013 -0.1126)
OKLCH	oklch(40.11% 0.113 269.3)
XYZ	xyz(7.3306, 6.1901, 22.6338)
Luminance	0.0619 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#304284 #847230

analogous

#306C84 #304284 #483084

triadic

#304284 #843042 #428430

tetradic

#304284 #84306C #847230 #308448

square

#304284 #84306C #847230 #308448

split-complementary

#304284 #844830 #6C8430

monochromatic

#0F152A #202C57 #304284 #4058B1 #677CC8

Accessibility & contrast

On white

9.38

#304284 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#304284 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #304284

9.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##304284	#FFFFFF	#000000	##FFFFFF
##304284	1.00	9.38	2.24	9.38
#FFFFFF	9.38	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#204A86

Deuteranopia (green-blind)

#104383

Tritanopia (blue-blind)

#00515C

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #304284;
/* rgb */ color: rgb(48, 66, 132);
/* oklch */ color: oklch(40.1% 0.113 269.3);

Tailwind

colors: {
  custom: {
    50: '#7176a8',
    500: '#304284',
    950: '#000000',
  },
}

SCSS

$custom: #304284;
$custom-light: #7176a8;
$custom-dark: #000000;

JSON

{
  "hex": "#304284",
  "rgb": {
    "r": 48,
    "g": 66,
    "b": 132
  },
  "hsl": {
    "h": 227.143,
    "s": 46.667,
    "l": 35.294
  },
  "oklch": {
    "l": 0.40109,
    "c": 0.11259,
    "h": 269.3
  },
  "luminance": 0.06191
}

Semantic roles & 50–950 ramp

primary

#304284

secondary

#AF9E61

accent

#BA51D6

background

#F7F7FA

surface

#EDEDF4

border

#C8C8CE

text

#080810

muted

#7B7B7F

Preview Lab

Preview with #304284

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

Preview Lab → · Contrast checker → · Palette generator →