#4F73E5#4F73E5

#4F73E5 is a mid, vivid blue. Relative luminance 0.196; OKLCH L 58.9% C 0.177 H 267.5°. Best body text is #000000 at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#4F73E5
RGB	rgb(79, 115, 229)
HSL	hsl(226, 74%, 60%)
HSV	hsv(226, 66%, 90%)
CMYK	cmyk(65.5%, 49.8%, 0%, 10.2%)
CIE-LAB	lab(51.36, 23.46, -61.79)
CIE-LCH	lch(51.36, 66.09, 290.79°)
OKLab	oklab(58.92% -0.0076 -0.1772)
OKLCH	oklch(58.92% 0.177 267.5)
XYZ	xyz(23.4932, 19.5787, 76.6545)
Luminance	0.1958 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F73E5 #E5C14F

analogous

#4FBEE5 #4F73E5 #764FE5

triadic

#4F73E5 #E54F73 #73E54F

tetradic

#4F73E5 #E54FBE #E5C14F #4FE576

square

#4F73E5 #E54FBE #E5C14F #4FE576

split-complementary

#4F73E5 #E5764F #BEE54F

monochromatic

#1839A2 #204CD7 #4F73E5 #849DED #BAC8F5

Accessibility & contrast

On white

4.27

#4F73E5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.92

#4F73E5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F73E5

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F73E5	#FFFFFF	#000000	##000000
##4F73E5	1.00	4.27	4.92	4.92
#FFFFFF	4.27	1.00	21.00	21.00
#000000	4.92	21.00	1.00	1.00
##000000	4.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3282E9

Deuteranopia (green-blind)

#0074E3

Tritanopia (blue-blind)

#008EA1

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #4f73e5;
/* rgb */ color: rgb(79, 115, 229);
/* oklch */ color: oklch(58.9% 0.177 267.5);

Tailwind

colors: {
  custom: {
    50: '#8f9aee',
    500: '#4f73e5',
    950: '#000000',
  },
}

SCSS

$custom: #4f73e5;
$custom-light: #8f9aee;
$custom-dark: #000000;

JSON

{
  "hex": "#4f73e5",
  "rgb": {
    "r": 79,
    "g": 115,
    "b": 229
  },
  "hsl": {
    "h": 225.6,
    "s": 74.257,
    "l": 60.392
  },
  "oklch": {
    "l": 0.58919,
    "c": 0.17738,
    "h": 267.5
  },
  "luminance": 0.19581
}

Semantic roles & 50–950 ramp

primary

#4F73E5

secondary

#E5D7AB

accent

#A70FD6

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E16

muted

#7E7E84

Preview Lab

Preview with #4F73E5

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

Preview Lab → · Contrast checker → · Palette generator →