#4D73E1#4D73E1

#4D73E1 is a mid, vivid blue. Relative luminance 0.193; OKLCH L 58.5% C 0.173 H 266.7°. Best body text is #000000 at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#4D73E1
RGB	rgb(77, 115, 225)
HSL	hsl(225, 71%, 59%)
HSV	hsv(225, 66%, 88%)
CMYK	cmyk(65.8%, 48.9%, 0%, 11.8%)
CIE-LAB	lab(51.01, 21.75, -60.11)
CIE-LCH	lch(51.01, 63.92, 289.89°)
OKLab	oklab(58.54% -0.0099 -0.1723)
OKLCH	oklch(58.54% 0.173 266.7)
XYZ	xyz(22.7772, 19.2733, 73.7393)
Luminance	0.1928 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D73E1 #E1BB4D

analogous

#4DBDE1 #4D73E1 #714DE1

triadic

#4D73E1 #E14D73 #73E14D

tetradic

#4D73E1 #E14DBD #E1BB4D #4DE171

square

#4D73E1 #E14DBD #E1BB4D #4DE171

split-complementary

#4D73E1 #E1714D #BDE14D

monochromatic

#1A3B9A #234FCE #4D73E1 #819CEA #B6C5F3

Accessibility & contrast

On white

4.33

#4D73E1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.86

#4D73E1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D73E1

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D73E1	#FFFFFF	#000000	##000000
##4D73E1	1.00	4.33	4.86	4.86
#FFFFFF	4.33	1.00	21.00	21.00
#000000	4.86	21.00	1.00	1.00
##000000	4.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3681E5

Deuteranopia (green-blind)

#0A73DF

Tritanopia (blue-blind)

#008D9F

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #4d73e1;
/* rgb */ color: rgb(77, 115, 225);
/* oklch */ color: oklch(58.5% 0.173 266.7);

Tailwind

colors: {
  custom: {
    50: '#8e9aeb',
    500: '#4d73e1',
    950: '#000000',
  },
}

SCSS

$custom: #4d73e1;
$custom-light: #8e9aeb;
$custom-dark: #000000;

JSON

{
  "hex": "#4d73e1",
  "rgb": {
    "r": 77,
    "g": 115,
    "b": 225
  },
  "hsl": {
    "h": 224.595,
    "s": 71.154,
    "l": 59.216
  },
  "oklch": {
    "l": 0.58543,
    "c": 0.17259,
    "h": 266.7
  },
  "luminance": 0.19275
}

Semantic roles & 50–950 ramp

primary

#4D73E1

secondary

#E2D3A8

accent

#C03AEE

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #4D73E1

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

Preview Lab → · Contrast checker → · Palette generator →