#473BBB#473BBB

#473BBB is a dark, vivid blue. Relative luminance 0.081; OKLCH L 45.0% C 0.192 H 279.6°. Best body text is #FFFFFF at 8.04:1 contrast (WCAG AA passes).

Color values

HEX	#473BBB
RGB	rgb(71, 59, 187)
HSL	hsl(246, 52%, 48%)
HSV	hsv(246, 68%, 73%)
CMYK	cmyk(62%, 68.4%, 0%, 26.7%)
CIE-LAB	lab(34.10, 42.54, -65.70)
CIE-LCH	lch(34.10, 78.27, 302.92°)
OKLab	oklab(44.99% 0.0319 -0.1894)
OKLCH	oklch(44.99% 0.192 279.6)
XYZ	xyz(13.1293, 8.0544, 47.8669)
Luminance	0.0805 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.22

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#473BBB #AFBB3B

analogous

#3B6FBB #473BBB #873BBB

triadic

#473BBB #BB473B #3BBB47

tetradic

#473BBB #BB3B6F #AFBB3B #3BBB87

square

#473BBB #BB3B6F #AFBB3B #3BBB87

split-complementary

#473BBB #BB873B #6FBB3B

monochromatic

#241E5E #352C8C #473BBB #6F65CE #9A93DD

Accessibility & contrast

On white

8.04

#473BBB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#473BBB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #473BBB

8.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##473BBB	#FFFFFF	#000000	##FFFFFF
##473BBB	1.00	8.04	2.61	8.04
#FFFFFF	8.04	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055BF

Deuteranopia (green-blind)

#004BB9

Tritanopia (blue-blind)

#005D76

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #473bbb;
/* rgb */ color: rgb(71, 59, 187);
/* oklch */ color: oklch(45.0% 0.192 279.6);

Tailwind

colors: {
  custom: {
    50: '#8772d1',
    500: '#473bbb',
    950: '#000000',
  },
}

SCSS

$custom: #473bbb;
$custom-light: #8772d1;
$custom-dark: #000000;

JSON

{
  "hex": "#473bbb",
  "rgb": {
    "r": 71,
    "g": 59,
    "b": 187
  },
  "hsl": {
    "h": 245.625,
    "s": 52.033,
    "l": 48.235
  },
  "oklch": {
    "l": 0.44994,
    "c": 0.19208,
    "h": 279.6
  },
  "luminance": 0.08055
}

Semantic roles & 50–950 ramp

primary

#473BBB

secondary

#C2C88A

accent

#DB4CCE

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0D0814

muted

#7D7B82

Preview Lab

Preview with #473BBB

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

Preview Lab → · Contrast checker → · Palette generator →