#304575#304575

#304575 is a dark, moderate blue. Relative luminance 0.062; OKLCH L 39.8% C 0.086 H 264.9°. Best body text is #FFFFFF at 9.40:1 contrast (WCAG AA passes).

Color values

HEX	#304575
RGB	rgb(48, 69, 117)
HSL	hsl(222, 42%, 32%)
HSV	hsv(222, 59%, 46%)
CMYK	cmyk(59%, 41%, 0%, 54.1%)
CIE-LAB	lab(29.83, 7.50, -30.07)
CIE-LCH	lch(29.83, 30.99, 284.01°)
OKLab	oklab(39.76% -0.0076 -0.0853)
OKLCH	oklch(39.76% 0.086 264.9)
XYZ	xyz(6.5568, 6.1685, 17.6713)
Luminance	0.0617 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#304575 #756030

analogous

#306875 #304575 #3E3075

triadic

#304575 #753045 #457530

tetradic

#304575 #753068 #756030 #30753E

square

#304575 #753068 #756030 #30753E

split-complementary

#304575 #753E30 #687530

monochromatic

#0C121E #1E2B4A #304575 #425FA0 #617DBE

Accessibility & contrast

On white

9.40

#304575 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#304575 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #304575

9.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##304575	#FFFFFF	#000000	##FFFFFF
##304575	1.00	9.40	2.23	9.40
#FFFFFF	9.40	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#314A77

Deuteranopia (green-blind)

#284374

Tritanopia (blue-blind)

#025057

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #304575;
/* rgb */ color: rgb(48, 69, 117);
/* oklch */ color: oklch(39.8% 0.086 264.9);

Tailwind

colors: {
  custom: {
    50: '#6e789d',
    500: '#304575',
    950: '#000000',
  },
}

SCSS

$custom: #304575;
$custom-light: #6e789d;
$custom-dark: #000000;

JSON

{
  "hex": "#304575",
  "rgb": {
    "r": 48,
    "g": 69,
    "b": 117
  },
  "hsl": {
    "h": 221.739,
    "s": 41.818,
    "l": 32.353
  },
  "oklch": {
    "l": 0.39763,
    "c": 0.08562,
    "h": 264.9
  },
  "luminance": 0.06169
}

Semantic roles & 50–950 ramp

primary

#304575

secondary

#A58F5B

accent

#AC56D2

background

#F6F7F9

surface

#ECEDF2

border

#C7C8CC

text

#08080E

muted

#7B7B7E

Preview Lab

Preview with #304575

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

Preview Lab → · Contrast checker → · Palette generator →