#473CB5#473CB5

#473CB5 is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.6% C 0.183 H 280.0°. Best body text is #FFFFFF at 8.13:1 contrast (WCAG AA passes).

Color values

HEX	#473CB5
RGB	rgb(71, 60, 181)
HSL	hsl(245, 50%, 47%)
HSV	hsv(245, 67%, 71%)
CMYK	cmyk(60.8%, 66.9%, 0%, 29%)
CIE-LAB	lab(33.79, 40.02, -62.66)
CIE-LCH	lch(33.79, 74.35, 302.57°)
OKLab	oklab(44.61% 0.0319 -0.1805)
OKLCH	oklch(44.61% 0.183 280)
XYZ	xyz(12.5522, 7.9066, 44.5718)
Luminance	0.0791 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.87

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#473CB5 #AAB53C

analogous

#3C6DB5 #473CB5 #843CB5

triadic

#473CB5 #B5473C #3CB547

tetradic

#473CB5 #B53C6D #AAB53C #3CB584

square

#473CB5 #B53C6D #AAB53C #3CB584

split-complementary

#473CB5 #B5843C #6DB53C

monochromatic

#231E59 #352D87 #473CB5 #6C63CB #9891DB

Accessibility & contrast

On white

8.13

#473CB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#473CB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #473CB5

8.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##473CB5	#FFFFFF	#000000	##FFFFFF
##473CB5	1.00	8.13	2.58	8.13
#FFFFFF	8.13	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B9

Deuteranopia (green-blind)

#004BB3

Tritanopia (blue-blind)

#005B73

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #473cb5;
/* rgb */ color: rgb(71, 60, 181);
/* oklch */ color: oklch(44.6% 0.183 280.0);

Tailwind

colors: {
  custom: {
    50: '#8673cc',
    500: '#473cb5',
    950: '#000000',
  },
}

SCSS

$custom: #473cb5;
$custom-light: #8673cc;
$custom-dark: #000000;

JSON

{
  "hex": "#473cb5",
  "rgb": {
    "r": 71,
    "g": 60,
    "b": 181
  },
  "hsl": {
    "h": 245.455,
    "s": 50.207,
    "l": 47.255
  },
  "oklch": {
    "l": 0.4461,
    "c": 0.18329,
    "h": 280
  },
  "luminance": 0.07908
}

Semantic roles & 50–950 ramp

primary

#473CB5

secondary

#C0C687

accent

#DA4ECD

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #473CB5

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

Preview Lab → · Contrast checker → · Palette generator →