#473BB1#473BB1

#473BB1 is a dark, vivid blue. Relative luminance 0.076; OKLCH L 44.1% C 0.179 H 280.7°. Best body text is #FFFFFF at 8.31:1 contrast (WCAG AA passes).

Color values

HEX	#473BB1
RGB	rgb(71, 59, 177)
HSL	hsl(246, 50%, 46%)
HSV	hsv(246, 67%, 69%)
CMYK	cmyk(59.9%, 66.7%, 0%, 30.6%)
CIE-LAB	lab(33.22, 39.33, -61.21)
CIE-LCH	lch(33.22, 72.75, 302.72°)
OKLab	oklab(44.1% 0.0333 -0.1762)
OKLCH	oklch(44.1% 0.179 280.7)
XYZ	xyz(12.0958, 7.6410, 42.4239)
Luminance	0.0764 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 2.16

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#473BB1 #A5B13B

analogous

#3B6AB1 #473BB1 #823BB1

triadic

#473BB1 #B1473B #3BB147

tetradic

#473BB1 #B13B6A #A5B13B #3BB182

square

#473BB1 #B13B6A #A5B13B #3BB182

split-complementary

#473BB1 #B1823B #6AB13B

monochromatic

#221C55 #352C83 #473BB1 #6A5FCA #958DD9

Accessibility & contrast

On white

8.31

#473BB1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#473BB1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #473BB1

8.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##473BB1	#FFFFFF	#000000	##FFFFFF
##473BB1	1.00	8.31	2.53	8.31
#FFFFFF	8.31	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052B5

Deuteranopia (green-blind)

#004AAF

Tritanopia (blue-blind)

#005971

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #473bb1;
/* rgb */ color: rgb(71, 59, 177);
/* oklch */ color: oklch(44.1% 0.179 280.7);

Tailwind

colors: {
  custom: {
    50: '#8672c9',
    500: '#473bb1',
    950: '#000000',
  },
}

SCSS

$custom: #473bb1;
$custom-light: #8672c9;
$custom-dark: #000000;

JSON

{
  "hex": "#473bb1",
  "rgb": {
    "r": 71,
    "g": 59,
    "b": 177
  },
  "hsl": {
    "h": 246.102,
    "s": 50,
    "l": 46.275
  },
  "oklch": {
    "l": 0.44096,
    "c": 0.17934,
    "h": 280.7
  },
  "luminance": 0.07642
}

Semantic roles & 50–950 ramp

primary

#473BB1

secondary

#BDC484

accent

#DA4ECB

background

#F8F6FC

surface

#F0ECF8

border

#CBC7D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #473BB1

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

Preview Lab → · Contrast checker → · Palette generator →