#473DB9#473DB9

#473DB9 is a mid, vivid blue. Relative luminance 0.082; OKLCH L 45.1% C 0.187 H 279.4°. Best body text is #FFFFFF at 7.97:1 contrast (WCAG AA passes).

Color values

HEX	#473DB9
RGB	rgb(71, 61, 185)
HSL	hsl(245, 50%, 48%)
HSV	hsv(245, 67%, 73%)
CMYK	cmyk(61.6%, 67%, 0%, 27.5%)
CIE-LAB	lab(34.35, 40.72, -64.10)
CIE-LCH	lch(34.35, 75.94, 302.42°)
OKLab	oklab(45.13% 0.0306 -0.1847)
OKLCH	oklch(45.13% 0.187 279.4)
XYZ	xyz(13.0214, 8.1789, 46.7820)
Luminance	0.0818 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.76

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#473DB9 #AFB93D

analogous

#3D71B9 #473DB9 #853DB9

triadic

#473DB9 #B9473D #3DB947

tetradic

#473DB9 #B93D71 #AFB93D #3DB985

square

#473DB9 #B93D71 #AFB93D #3DB985

split-complementary

#473DB9 #B9853D #71B93D

monochromatic

#241F5D #352E8B #473DB9 #6F66CD #9A95DC

Accessibility & contrast

On white

7.97

#473DB9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#473DB9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #473DB9

7.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##473DB9	#FFFFFF	#000000	##FFFFFF
##473DB9	1.00	7.97	2.64	7.97
#FFFFFF	7.97	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056BD

Deuteranopia (green-blind)

#004CB7

Tritanopia (blue-blind)

#005D76

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #473db9;
/* rgb */ color: rgb(71, 61, 185);
/* oklch */ color: oklch(45.1% 0.187 279.4);

Tailwind

colors: {
  custom: {
    50: '#8773cf',
    500: '#473db9',
    950: '#000000',
  },
}

SCSS

$custom: #473db9;
$custom-light: #8773cf;
$custom-dark: #000000;

JSON

{
  "hex": "#473db9",
  "rgb": {
    "r": 71,
    "g": 61,
    "b": 185
  },
  "hsl": {
    "h": 244.839,
    "s": 50.407,
    "l": 48.235
  },
  "oklch": {
    "l": 0.45125,
    "c": 0.18723,
    "h": 279.4
  },
  "luminance": 0.0818
}

Semantic roles & 50–950 ramp

primary

#473DB9

secondary

#C2C78B

accent

#DA4ECF

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #473DB9

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

Preview Lab → · Contrast checker → · Palette generator →