#473DB5#473DB5

#473DB5 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.8% C 0.182 H 279.8°. Best body text is #FFFFFF at 8.07:1 contrast (WCAG AA passes).

Color values

HEX	#473DB5
RGB	rgb(71, 61, 181)
HSL	hsl(245, 50%, 47%)
HSV	hsv(245, 66%, 71%)
CMYK	cmyk(60.8%, 66.3%, 0%, 29%)
CIE-LAB	lab(34.01, 39.43, -62.30)
CIE-LCH	lch(34.01, 73.73, 302.33°)
OKLab	oklab(44.77% 0.0311 -0.1794)
OKLCH	oklch(44.77% 0.182 279.8)
XYZ	xyz(12.6051, 8.0124, 44.5894)
Luminance	0.0801 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.67

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#473DB5 #ABB53D

analogous

#3D6FB5 #473DB5 #833DB5

triadic

#473DB5 #B5473D #3DB547

tetradic

#473DB5 #B53D6F #ABB53D #3DB583

square

#473DB5 #B53D6F #ABB53D #3DB583

split-complementary

#473DB5 #B5833D #6FB53D

monochromatic

#231E59 #352E87 #473DB5 #6D64CB #9892DA

Accessibility & contrast

On white

8.07

#473DB5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.60

#473DB5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #473DB5

8.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##473DB5	#FFFFFF	#000000	##FFFFFF
##473DB5	1.00	8.07	2.60	8.07
#FFFFFF	8.07	1.00	21.00	1.00
#000000	2.60	21.00	1.00	21.00
##FFFFFF	8.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B9

Deuteranopia (green-blind)

#004BB3

Tritanopia (blue-blind)

#005C73

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #473db5;
/* rgb */ color: rgb(71, 61, 181);
/* oklch */ color: oklch(44.8% 0.182 279.8);

Tailwind

colors: {
  custom: {
    50: '#8673cc',
    500: '#473db5',
    950: '#000000',
  },
}

SCSS

$custom: #473db5;
$custom-light: #8673cc;
$custom-dark: #000000;

JSON

{
  "hex": "#473db5",
  "rgb": {
    "r": 71,
    "g": 61,
    "b": 181
  },
  "hsl": {
    "h": 245,
    "s": 49.587,
    "l": 47.451
  },
  "oklch": {
    "l": 0.4477,
    "c": 0.1821,
    "h": 279.8
  },
  "luminance": 0.08013
}

Semantic roles & 50–950 ramp

primary

#473DB5

secondary

#C0C588

accent

#D94FCE

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #473DB5

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

Preview Lab → · Contrast checker → · Palette generator →