#4F63E5#4F63E5

#4F63E5 is a mid, vivid blue. Relative luminance 0.162; OKLCH L 55.9% C 0.197 H 271.8°. Best body text is #FFFFFF at 4.94:1 contrast (WCAG AA passes).

Color values

HEX	#4F63E5
RGB	rgb(79, 99, 229)
HSL	hsl(232, 74%, 60%)
HSV	hsv(232, 66%, 90%)
CMYK	cmyk(65.5%, 56.8%, 0%, 10.2%)
CIE-LAB	lab(47.29, 33.38, -68.37)
CIE-LCH	lch(47.29, 76.08, 296.02°)
OKLab	oklab(55.86% 0.0063 -0.1968)
OKLCH	oklch(55.86% 0.197 271.8)
XYZ	xyz(21.8244, 16.2411, 76.0983)
Luminance	0.1624 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F63E5 #E5D14F

analogous

#4FAEE5 #4F63E5 #864FE5

triadic

#4F63E5 #E54F63 #63E54F

tetradic

#4F63E5 #E54FAE #E5D14F #4FE586

square

#4F63E5 #E54FAE #E5D14F #4FE586

split-complementary

#4F63E5 #E5864F #AEE54F

monochromatic

#182AA2 #2038D7 #4F63E5 #8492ED #BAC2F5

Accessibility & contrast

On white

4.94

#4F63E5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.25

#4F63E5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F63E5

4.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F63E5	#FFFFFF	#000000	##FFFFFF
##4F63E5	1.00	4.94	4.25	4.94
#FFFFFF	4.94	1.00	21.00	1.00
#000000	4.25	21.00	1.00	21.00
##FFFFFF	4.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0077E9

Deuteranopia (green-blind)

#006AE2

Tritanopia (blue-blind)

#00839A

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #4f63e5;
/* rgb */ color: rgb(79, 99, 229);
/* oklch */ color: oklch(55.9% 0.197 271.8);

Tailwind

colors: {
  custom: {
    50: '#908fee',
    500: '#4f63e5',
    950: '#000000',
  },
}

SCSS

$custom: #4f63e5;
$custom-light: #908fee;
$custom-dark: #000000;

JSON

{
  "hex": "#4f63e5",
  "rgb": {
    "r": 79,
    "g": 99,
    "b": 229
  },
  "hsl": {
    "h": 232,
    "s": 74.257,
    "l": 60.392
  },
  "oklch": {
    "l": 0.55856,
    "c": 0.19688,
    "h": 271.8
  },
  "luminance": 0.16243
}

Semantic roles & 50–950 ramp

primary

#4F63E5

secondary

#E5DDAB

accent

#BC0FD6

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #4F63E5

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

Preview Lab → · Contrast checker → · Palette generator →