#4973DB#4973DB

#4973DB is a mid, vivid blue. Relative luminance 0.188; OKLCH L 57.9% C 0.166 H 265.1°. Best body text is #000000 at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#4973DB
RGB	rgb(73, 115, 219)
HSL	hsl(223, 67%, 57%)
HSV	hsv(223, 67%, 86%)
CMYK	cmyk(66.7%, 47.5%, 0%, 14.1%)
CIE-LAB	lab(50.44, 19.02, -57.64)
CIE-LCH	lch(50.44, 60.70, 288.26°)
OKLab	oklab(57.94% -0.0142 -0.1651)
OKLCH	oklch(57.94% 0.166 265.1)
XYZ	xyz(21.6601, 18.7903, 69.4895)
Luminance	0.1879 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4973DB #DBB149

analogous

#49BCDB #4973DB #6849DB

triadic

#4973DB #DB4973 #73DB49

tetradic

#4973DB #DB49BC #DBB149 #49DB68

square

#4973DB #DB49BC #DBB149 #49DB68

split-complementary

#4973DB #DB6849 #BCDB49

monochromatic

#1C3D8E #2653C1 #4973DB #7C9AE5 #AFC2EF

Accessibility & contrast

On white

4.41

#4973DB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.76

#4973DB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4973DB

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4973DB	#FFFFFF	#000000	##000000
##4973DB	1.00	4.41	4.76	4.76
#FFFFFF	4.41	1.00	21.00	21.00
#000000	4.76	21.00	1.00	1.00
##000000	4.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C7FDF

Deuteranopia (green-blind)

#1A72D9

Tritanopia (blue-blind)

#008B9C

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #4973db;
/* rgb */ color: rgb(73, 115, 219);
/* oklch */ color: oklch(57.9% 0.166 265.1);

Tailwind

colors: {
  custom: {
    50: '#8b9ae7',
    500: '#4973db',
    950: '#000000',
  },
}

SCSS

$custom: #4973db;
$custom-light: #8b9ae7;
$custom-dark: #000000;

JSON

{
  "hex": "#4973db",
  "rgb": {
    "r": 73,
    "g": 115,
    "b": 219
  },
  "hsl": {
    "h": 222.74,
    "s": 66.972,
    "l": 57.255
  },
  "oklch": {
    "l": 0.57941,
    "c": 0.16574,
    "h": 265.1
  },
  "luminance": 0.18792
}

Semantic roles & 50–950 ramp

primary

#4973DB

secondary

#DDCCA2

accent

#B83EEA

background

#F9F9FE

surface

#F1F2FC

border

#CBCCD5

text

#0D0E16

muted

#7E7E84

Preview Lab

Preview with #4973DB

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

Preview Lab → · Contrast checker → · Palette generator →