#473DB4#473DB4

#473DB4 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.7% C 0.181 H 279.9°. Best body text is #FFFFFF at 8.09:1 contrast (WCAG AA passes).

Color values

HEX	#473DB4
RGB	rgb(71, 61, 180)
HSL	hsl(245, 49%, 47%)
HSV	hsv(245, 66%, 71%)
CMYK	cmyk(60.6%, 66.1%, 0%, 29.4%)
CIE-LAB	lab(33.92, 39.10, -61.85)
CIE-LCH	lch(33.92, 73.17, 302.30°)
OKLab	oklab(44.68% 0.0312 -0.1781)
OKLCH	oklch(44.68% 0.181 279.9)
XYZ	xyz(12.5029, 7.9715, 44.0510)
Luminance	0.0797 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.68

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#473DB4 #AAB43D

analogous

#3D6FB4 #473DB4 #833DB4

triadic

#473DB4 #B4473D #3DB447

tetradic

#473DB4 #B43D6F #AAB43D #3DB483

square

#473DB4 #B43D6F #AAB43D #3DB483

split-complementary

#473DB4 #B4833D #6FB43D

monochromatic

#231E59 #352E86 #473DB4 #6C64CA #9892DA

Accessibility & contrast

On white

8.09

#473DB4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#473DB4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #473DB4

8.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##473DB4	#FFFFFF	#000000	##FFFFFF
##473DB4	1.00	8.09	2.59	8.09
#FFFFFF	8.09	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B8

Deuteranopia (green-blind)

#004BB2

Tritanopia (blue-blind)

#005C73

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #473db4;
/* rgb */ color: rgb(71, 61, 180);
/* oklch */ color: oklch(44.7% 0.181 279.9);

Tailwind

colors: {
  custom: {
    50: '#8673cb',
    500: '#473db4',
    950: '#000000',
  },
}

SCSS

$custom: #473db4;
$custom-light: #8673cb;
$custom-dark: #000000;

JSON

{
  "hex": "#473db4",
  "rgb": {
    "r": 71,
    "g": 61,
    "b": 180
  },
  "hsl": {
    "h": 245.042,
    "s": 49.378,
    "l": 47.255
  },
  "oklch": {
    "l": 0.44682,
    "c": 0.18081,
    "h": 279.9
  },
  "luminance": 0.07972
}

Semantic roles & 50–950 ramp

primary

#473DB4

secondary

#C0C588

accent

#D94FCD

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #473DB4

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

Preview Lab → · Contrast checker → · Palette generator →