#4B73D5#4B73D5

#4B73D5 is a mid, vivid blue. Relative luminance 0.186; OKLCH L 57.6% C 0.157 H 265.1°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#4B73D5
RGB	rgb(75, 115, 213)
HSL	hsl(223, 62%, 56%)
HSV	hsv(223, 65%, 84%)
CMYK	cmyk(64.8%, 46%, 0%, 16.5%)
CIE-LAB	lab(50.17, 17.25, -54.67)
CIE-LCH	lch(50.17, 57.33, 287.51°)
OKLab	oklab(57.64% -0.0133 -0.1564)
OKLCH	oklch(57.64% 0.157 265.1)
XYZ	xyz(21.0385, 18.5594, 65.4115)
Luminance	0.1856 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B73D5 #D5AD4B

analogous

#4BB8D5 #4B73D5 #684BD5

triadic

#4B73D5 #D54B73 #73D54B

tetradic

#4B73D5 #D54BB8 #D5AD4B #4BD568

square

#4B73D5 #D54BB8 #D5AD4B #4BD568

split-complementary

#4B73D5 #D5684B #B8D54B

monochromatic

#1F3D86 #2B54B8 #4B73D5 #7D9AE1 #AEC0EC

Accessibility & contrast

On white

4.46

#4B73D5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#4B73D5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B73D5

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B73D5	#FFFFFF	#000000	##000000
##4B73D5	1.00	4.46	4.71	4.71
#FFFFFF	4.46	1.00	21.00	21.00
#000000	4.71	21.00	1.00	1.00
##000000	4.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#427ED9

Deuteranopia (green-blind)

#2971D3

Tritanopia (blue-blind)

#008A9A

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #4b73d5;
/* rgb */ color: rgb(75, 115, 213);
/* oklch */ color: oklch(57.6% 0.157 265.1);

Tailwind

colors: {
  custom: {
    50: '#8b9ae2',
    500: '#4b73d5',
    950: '#000000',
  },
}

SCSS

$custom: #4b73d5;
$custom-light: #8b9ae2;
$custom-dark: #000000;

JSON

{
  "hex": "#4b73d5",
  "rgb": {
    "r": 75,
    "g": 115,
    "b": 213
  },
  "hsl": {
    "h": 222.609,
    "s": 62.162,
    "l": 56.471
  },
  "oklch": {
    "l": 0.57639,
    "c": 0.15693,
    "h": 265.1
  },
  "luminance": 0.18561
}

Semantic roles & 50–950 ramp

primary

#4B73D5

secondary

#DACAA2

accent

#B643E5

background

#F9F9FD

surface

#F1F2FB

border

#CBCCD4

text

#0D0E15

muted

#7E7E83

Preview Lab

Preview with #4B73D5

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

Preview Lab → · Contrast checker → · Palette generator →