#473FBB#473FBB

#473FBB is a mid, vivid blue. Relative luminance 0.085; OKLCH L 45.6% C 0.187 H 278.8°. Best body text is #FFFFFF at 7.79:1 contrast (WCAG AA passes).

Color values

HEX	#473FBB
RGB	rgb(71, 63, 187)
HSL	hsl(244, 50%, 49%)
HSV	hsv(244, 66%, 73%)
CMYK	cmyk(62%, 66.3%, 0%, 26.7%)
CIE-LAB	lab(34.97, 40.18, -64.28)
CIE-LCH	lch(34.97, 75.80, 302.01°)
OKLab	oklab(45.62% 0.0287 -0.1852)
OKLCH	oklch(45.62% 0.187 278.8)
XYZ	xyz(13.3428, 8.4814, 47.9380)
Luminance	0.0848 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.57

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#473FBB #B3BB3F

analogous

#3F75BB #473FBB #853FBB

triadic

#473FBB #BB473F #3FBB47

tetradic

#473FBB #BB3F75 #B3BB3F #3FBB85

square

#473FBB #BB3F75 #B3BB3F #3FBB85

split-complementary

#473FBB #BB853F #75BB3F

monochromatic

#24205F #36308D #473FBB #716ACD #9C98DC

Accessibility & contrast

On white

7.79

#473FBB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#473FBB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #473FBB

7.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##473FBB	#FFFFFF	#000000	##FFFFFF
##473FBB	1.00	7.79	2.70	7.79
#FFFFFF	7.79	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057BF

Deuteranopia (green-blind)

#004DB9

Tritanopia (blue-blind)

#005F77

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #473fbb;
/* rgb */ color: rgb(71, 63, 187);
/* oklch */ color: oklch(45.6% 0.187 278.8);

Tailwind

colors: {
  custom: {
    50: '#8775d0',
    500: '#473fbb',
    950: '#000000',
  },
}

SCSS

$custom: #473fbb;
$custom-light: #8775d0;
$custom-dark: #000000;

JSON

{
  "hex": "#473fbb",
  "rgb": {
    "r": 71,
    "g": 63,
    "b": 187
  },
  "hsl": {
    "h": 243.871,
    "s": 49.6,
    "l": 49.02
  },
  "oklch": {
    "l": 0.45622,
    "c": 0.18744,
    "h": 278.8
  },
  "luminance": 0.08482
}

Semantic roles & 50–950 ramp

primary

#473FBB

secondary

#C4C88E

accent

#D94FD0

background

#F8F7FC

surface

#F0EDF9

border

#CBC8D2

text

#0C0814

muted

#7D7B82

Preview Lab

Preview with #473FBB

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

Preview Lab → · Contrast checker → · Palette generator →