#473EB3#473EB3

#473EB3 is a dark, vivid blue. Relative luminance 0.080; OKLCH L 44.8% C 0.178 H 279.8°. Best body text is #FFFFFF at 8.05:1 contrast (WCAG AA passes).

Color values

HEX	#473EB3
RGB	rgb(71, 62, 179)
HSL	hsl(245, 49%, 47%)
HSV	hsv(245, 65%, 70%)
CMYK	cmyk(60.3%, 65.4%, 0%, 29.8%)
CIE-LAB	lab(34.06, 38.18, -61.02)
CIE-LCH	lch(34.06, 71.98, 302.03°)
OKLab	oklab(44.76% 0.0304 -0.1757)
OKLCH	oklch(44.76% 0.178 279.8)
XYZ	xyz(12.4553, 8.0386, 43.5344)
Luminance	0.0804 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.53

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#473EB3 #AAB33E

analogous

#3E70B3 #473EB3 #813EB3

triadic

#473EB3 #B3473E #3EB347

tetradic

#473EB3 #B33E70 #AAB33E #3EB381

square

#473EB3 #B33E70 #AAB33E #3EB381

split-complementary

#473EB3 #B3813E #70B33E

monochromatic

#231F58 #352E86 #473EB3 #6C65CA #9892D9

Accessibility & contrast

On white

8.05

#473EB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#473EB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #473EB3

8.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##473EB3	#FFFFFF	#000000	##FFFFFF
##473EB3	1.00	8.05	2.61	8.05
#FFFFFF	8.05	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055B7

Deuteranopia (green-blind)

#004CB1

Tritanopia (blue-blind)

#005C73

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #473eb3;
/* rgb */ color: rgb(71, 62, 179);
/* oklch */ color: oklch(44.8% 0.178 279.8);

Tailwind

colors: {
  custom: {
    50: '#8674cb',
    500: '#473eb3',
    950: '#000000',
  },
}

SCSS

$custom: #473eb3;
$custom-light: #8674cb;
$custom-dark: #000000;

JSON

{
  "hex": "#473eb3",
  "rgb": {
    "r": 71,
    "g": 62,
    "b": 179
  },
  "hsl": {
    "h": 244.615,
    "s": 48.548,
    "l": 47.255
  },
  "oklch": {
    "l": 0.44757,
    "c": 0.17831,
    "h": 279.8
  },
  "luminance": 0.0804
}

Semantic roles & 50–950 ramp

primary

#473EB3

secondary

#C0C588

accent

#D850CE

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #473EB3

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

Preview Lab → · Contrast checker → · Palette generator →