#304574#304574

#304574 is a dark, moderate blue. Relative luminance 0.061; OKLCH L 39.7% C 0.084 H 264.7°. Best body text is #FFFFFF at 9.42:1 contrast (WCAG AA passes).

Color values

HEX	#304574
RGB	rgb(48, 69, 116)
HSL	hsl(221, 41%, 32%)
HSV	hsv(221, 59%, 45%)
CMYK	cmyk(58.6%, 40.5%, 0%, 54.5%)
CIE-LAB	lab(29.78, 7.14, -29.53)
CIE-LCH	lch(29.78, 30.38, 283.60°)
OKLab	oklab(39.7% -0.0078 -0.0837)
OKLCH	oklch(39.7% 0.084 264.7)
XYZ	xyz(6.4984, 6.1451, 17.3633)
Luminance	0.0615 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#304574 #745F30

analogous

#306774 #304574 #3D3074

triadic

#304574 #743045 #457430

tetradic

#304574 #743067 #745F30 #30743D

square

#304574 #743067 #745F30 #30743D

split-complementary

#304574 #743D30 #677430

monochromatic

#0C121D #1E2B49 #304574 #425F9F #617DBE

Accessibility & contrast

On white

9.42

#304574 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#304574 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #304574

9.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##304574	#FFFFFF	#000000	##FFFFFF
##304574	1.00	9.42	2.23	9.42
#FFFFFF	9.42	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#324976

Deuteranopia (green-blind)

#294373

Tritanopia (blue-blind)

#044F57

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #304574;
/* rgb */ color: rgb(48, 69, 116);
/* oklch */ color: oklch(39.7% 0.084 264.7);

Tailwind

colors: {
  custom: {
    50: '#6e789c',
    500: '#304574',
    950: '#000000',
  },
}

SCSS

$custom: #304574;
$custom-light: #6e789c;
$custom-dark: #000000;

JSON

{
  "hex": "#304574",
  "rgb": {
    "r": 48,
    "g": 69,
    "b": 116
  },
  "hsl": {
    "h": 221.471,
    "s": 41.463,
    "l": 32.157
  },
  "oklch": {
    "l": 0.39699,
    "c": 0.08407,
    "h": 264.7
  },
  "luminance": 0.06146
}

Semantic roles & 50–950 ramp

primary

#304574

secondary

#A58E5B

accent

#AB57D1

background

#F6F7F9

surface

#ECEDF2

border

#C7C8CC

text

#07080E

muted

#7A7B7E

Preview Lab

Preview with #304574

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

Preview Lab → · Contrast checker → · Palette generator →