#304367#304367

#304367 is a dark, moderate blue. Relative luminance 0.056; OKLCH L 38.4% C 0.066 H 262.5°. Best body text is #FFFFFF at 9.89:1 contrast (WCAG AA passes).

Color values

HEX	#304367
RGB	rgb(48, 67, 103)
HSL	hsl(219, 36%, 30%)
HSV	hsv(219, 53%, 40%)
CMYK	cmyk(53.4%, 35%, 0%, 59.6%)
CIE-LAB	lab(28.44, 3.87, -23.40)
CIE-LCH	lch(28.44, 23.71, 279.39°)
OKLab	oklab(38.42% -0.0087 -0.0658)
OKLCH	oklch(38.42% 0.066 262.5)
XYZ	xyz(5.6734, 5.6216, 13.6154)
Luminance	0.0562 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#304367 #675430

analogous

#305F67 #304367 #393067

triadic

#304367 #673043 #436730

tetradic

#304367 #67305F #675430 #306739

square

#304367 #67305F #675430 #306739

split-complementary

#304367 #673930 #5F6730

monochromatic

#0A0E15 #1D283D #304367 #435E91 #5E7BB4

Accessibility & contrast

On white

9.89

#304367 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#304367 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #304367

9.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##304367	#FFFFFF	#000000	##FFFFFF
##304367	1.00	9.89	2.12	9.89
#FFFFFF	9.89	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#354669

Deuteranopia (green-blind)

#2F4166

Tritanopia (blue-blind)

#174B50

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #304367;
/* rgb */ color: rgb(48, 67, 103);
/* oklch */ color: oklch(38.4% 0.066 262.5);

Tailwind

colors: {
  custom: {
    50: '#6c7692',
    500: '#304367',
    950: '#000000',
  },
}

SCSS

$custom: #304367;
$custom-light: #6c7692;
$custom-dark: #000000;

JSON

{
  "hex": "#304367",
  "rgb": {
    "r": 48,
    "g": 67,
    "b": 103
  },
  "hsl": {
    "h": 219.273,
    "s": 36.424,
    "l": 29.608
  },
  "oklch": {
    "l": 0.38425,
    "c": 0.06641,
    "h": 262.5
  },
  "luminance": 0.05622
}

Semantic roles & 50–950 ramp

primary

#304367

secondary

#98835A

accent

#A55BCC

background

#F6F7F9

surface

#ECEDF1

border

#C7C8CB

text

#07080D

muted

#7A7B7E

Preview Lab

Preview with #304367

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

Preview Lab → · Contrast checker → · Palette generator →