#473BB4#473BB4

#473BB4 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 44.4% C 0.183 H 280.3°. Best body text is #FFFFFF at 8.23:1 contrast (WCAG AA passes).

Color values

HEX	#473BB4
RGB	rgb(71, 59, 180)
HSL	hsl(246, 51%, 47%)
HSV	hsv(246, 67%, 71%)
CMYK	cmyk(60.6%, 67.2%, 0%, 29.4%)
CIE-LAB	lab(33.48, 40.29, -62.57)
CIE-LCH	lch(33.48, 74.42, 302.78°)
OKLab	oklab(44.36% 0.0329 -0.1802)
OKLCH	oklch(44.36% 0.183 280.3)
XYZ	xyz(12.3981, 7.7619, 44.0160)
Luminance	0.0776 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.09

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#473BB4 #A8B43B

analogous

#3B6CB4 #473BB4 #833BB4

triadic

#473BB4 #B4473B #3BB447

tetradic

#473BB4 #B43B6C #A8B43B #3BB483

square

#473BB4 #B43B6C #A8B43B #3BB483

split-complementary

#473BB4 #B4833B #6CB43B

monochromatic

#231D58 #352C86 #473BB4 #6C61CB #978FDA

Accessibility & contrast

On white

8.23

#473BB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#473BB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #473BB4

8.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##473BB4	#FFFFFF	#000000	##FFFFFF
##473BB4	1.00	8.23	2.55	8.23
#FFFFFF	8.23	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053B8

Deuteranopia (green-blind)

#004AB2

Tritanopia (blue-blind)

#005A72

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #473bb4;
/* rgb */ color: rgb(71, 59, 180);
/* oklch */ color: oklch(44.4% 0.183 280.3);

Tailwind

colors: {
  custom: {
    50: '#8672cb',
    500: '#473bb4',
    950: '#000000',
  },
}

SCSS

$custom: #473bb4;
$custom-light: #8672cb;
$custom-dark: #000000;

JSON

{
  "hex": "#473bb4",
  "rgb": {
    "r": 71,
    "g": 59,
    "b": 180
  },
  "hsl": {
    "h": 245.95,
    "s": 50.628,
    "l": 46.863
  },
  "oklch": {
    "l": 0.44363,
    "c": 0.18319,
    "h": 280.3
  },
  "luminance": 0.07763
}

Semantic roles & 50–950 ramp

primary

#473BB4

secondary

#BFC586

accent

#DA4ECC

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #473BB4

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

Preview Lab → · Contrast checker → · Palette generator →