#4F73E7#4F73E7

#4F73E7 is a mid, vivid blue. Relative luminance 0.197; OKLCH L 59.1% C 0.180 H 267.6°. Best body text is #000000 at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#4F73E7
RGB	rgb(79, 115, 231)
HSL	hsl(226, 76%, 61%)
HSV	hsv(226, 66%, 91%)
CMYK	cmyk(65.8%, 50.2%, 0%, 9.4%)
CIE-LAB	lab(51.49, 24.15, -62.70)
CIE-LCH	lch(51.49, 67.19, 291.06°)
OKLab	oklab(59.06% -0.0074 -0.1799)
OKLCH	oklch(59.06% 0.18 267.6)
XYZ	xyz(23.7740, 19.6910, 78.1337)
Luminance	0.1969 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F73E7 #E7C34F

analogous

#4FBFE7 #4F73E7 #774FE7

triadic

#4F73E7 #E74F73 #73E74F

tetradic

#4F73E7 #E74FBF #E7C34F #4FE777

square

#4F73E7 #E74FBF #E7C34F #4FE777

split-complementary

#4F73E7 #E7774F #BFE74F

monochromatic

#1738A5 #1E4BDB #4F73E7 #859EEE #BBC9F6

Accessibility & contrast

On white

4.25

#4F73E7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.94

#4F73E7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F73E7

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F73E7	#FFFFFF	#000000	##000000
##4F73E7	1.00	4.25	4.94	4.94
#FFFFFF	4.25	1.00	21.00	21.00
#000000	4.94	21.00	1.00	1.00
##000000	4.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#2F82EB

Deuteranopia (green-blind)

#0074E5

Tritanopia (blue-blind)

#008EA2

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #4f73e7;
/* rgb */ color: rgb(79, 115, 231);
/* oklch */ color: oklch(59.1% 0.180 267.6);

Tailwind

colors: {
  custom: {
    50: '#909aef',
    500: '#4f73e7',
    950: '#000000',
  },
}

SCSS

$custom: #4f73e7;
$custom-light: #909aef;
$custom-dark: #000000;

JSON

{
  "hex": "#4f73e7",
  "rgb": {
    "r": 79,
    "g": 115,
    "b": 231
  },
  "hsl": {
    "h": 225.789,
    "s": 76,
    "l": 60.784
  },
  "oklch": {
    "l": 0.59057,
    "c": 0.18005,
    "h": 267.6
  },
  "luminance": 0.19693
}

Semantic roles & 50–950 ramp

primary

#4F73E7

secondary

#E6D8AC

accent

#A80DD8

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0E17

muted

#7E7E85

Preview Lab

Preview with #4F73E7

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

Preview Lab → · Contrast checker → · Palette generator →