#473DB2#473DB2

#473DB2 is a dark, vivid blue. Relative luminance 0.079; OKLCH L 44.5% C 0.178 H 280.2°. Best body text is #FFFFFF at 8.15:1 contrast (WCAG AA passes).

Color values

HEX	#473DB2
RGB	rgb(71, 61, 178)
HSL	hsl(245, 49%, 47%)
HSV	hsv(245, 66%, 70%)
CMYK	cmyk(60.1%, 65.7%, 0%, 30.2%)
CIE-LAB	lab(33.75, 38.45, -60.94)
CIE-LCH	lch(33.75, 72.05, 302.25°)
OKLab	oklab(44.51% 0.0314 -0.1754)
OKLCH	oklch(44.51% 0.178 280.2)
XYZ	xyz(12.3006, 7.8906, 42.9857)
Luminance	0.0789 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Ocean Blue

#4F42B5

ΔE00 1.73

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#473DB2 #A8B23D

analogous

#3D6EB2 #473DB2 #823DB2

triadic

#473DB2 #B2473D #3DB247

tetradic

#473DB2 #B23D6E #A8B23D #3DB282

square

#473DB2 #B23D6E #A8B23D #3DB282

split-complementary

#473DB2 #B2823D #6EB23D

monochromatic

#231E57 #352D84 #473DB2 #6C63C9 #9790D9

Accessibility & contrast

On white

8.15

#473DB2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#473DB2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #473DB2

8.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##473DB2	#FFFFFF	#000000	##FFFFFF
##473DB2	1.00	8.15	2.58	8.15
#FFFFFF	8.15	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054B6

Deuteranopia (green-blind)

#004BB0

Tritanopia (blue-blind)

#005B72

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #473db2;
/* rgb */ color: rgb(71, 61, 178);
/* oklch */ color: oklch(44.5% 0.178 280.2);

Tailwind

colors: {
  custom: {
    50: '#8673ca',
    500: '#473db2',
    950: '#000000',
  },
}

SCSS

$custom: #473db2;
$custom-light: #8673ca;
$custom-dark: #000000;

JSON

{
  "hex": "#473db2",
  "rgb": {
    "r": 71,
    "g": 61,
    "b": 178
  },
  "hsl": {
    "h": 245.128,
    "s": 48.954,
    "l": 46.863
  },
  "oklch": {
    "l": 0.44507,
    "c": 0.17822,
    "h": 280.2
  },
  "luminance": 0.07891
}

Semantic roles & 50–950 ramp

primary

#473DB2

secondary

#BFC487

accent

#D94FCD

background

#F8F7FC

surface

#F0EDF8

border

#CBC8D1

text

#0C0813

muted

#7D7B82

Preview Lab

Preview with #473DB2

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

Preview Lab → · Contrast checker → · Palette generator →