#4F66D2#4F66D2

#4F66D2 is a mid, vivid blue. Relative luminance 0.158; OKLCH L 55.0% C 0.168 H 270.9°. Best body text is #FFFFFF at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#4F66D2
RGB	rgb(79, 102, 210)
HSL	hsl(229, 59%, 57%)
HSV	hsv(229, 62%, 82%)
CMYK	cmyk(62.4%, 51.4%, 0%, 17.6%)
CIE-LAB	lab(46.73, 25.02, -58.48)
CIE-LCH	lch(46.73, 63.61, 293.17°)
OKLab	oklab(55.02% 0.0026 -0.1676)
OKLCH	oklch(55.02% 0.168 270.9)
XYZ	xyz(19.6048, 15.8165, 62.9800)
Luminance	0.1582 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F66D2 #D2BB4F

analogous

#4FA7D2 #4F66D2 #7A4FD2

triadic

#4F66D2 #D24F66 #66D24F

tetradic

#4F66D2 #D24FA7 #D2BB4F #4FD27A

square

#4F66D2 #D24FA7 #D2BB4F #4FD27A

split-complementary

#4F66D2 #D27A4F #A7D24F

monochromatic

#223385 #2E46B5 #4F66D2 #8090DE #B0BBEB

Accessibility & contrast

On white

5.04

#4F66D2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.16

#4F66D2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F66D2

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F66D2	#FFFFFF	#000000	##FFFFFF
##4F66D2	1.00	5.04	4.16	5.04
#FFFFFF	5.04	1.00	21.00	1.00
#000000	4.16	21.00	1.00	21.00
##FFFFFF	5.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2675D6

Deuteranopia (green-blind)

#0069D0

Tritanopia (blue-blind)

#007F92

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #4f66d2;
/* rgb */ color: rgb(79, 102, 210);
/* oklch */ color: oklch(55.0% 0.168 270.9);

Tailwind

colors: {
  custom: {
    50: '#8d91e0',
    500: '#4f66d2',
    950: '#000000',
  },
}

SCSS

$custom: #4f66d2;
$custom-light: #8d91e0;
$custom-dark: #000000;

JSON

{
  "hex": "#4f66d2",
  "rgb": {
    "r": 79,
    "g": 102,
    "b": 210
  },
  "hsl": {
    "h": 229.466,
    "s": 59.276,
    "l": 56.667
  },
  "oklch": {
    "l": 0.55022,
    "c": 0.16767,
    "h": 270.9
  },
  "luminance": 0.15818
}

Semantic roles & 50–950 ramp

primary

#4F66D2

secondary

#D9D0A4

accent

#C745E2

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #4F66D2

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

Preview Lab → · Contrast checker → · Palette generator →