#4F63D4#4F63D4

#4F63D4 is a mid, vivid blue. Relative luminance 0.153; OKLCH L 54.6% C 0.174 H 271.8°. Best body text is #FFFFFF at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#4F63D4
RGB	rgb(79, 99, 212)
HSL	hsl(231, 61%, 57%)
HSV	hsv(231, 63%, 83%)
CMYK	cmyk(62.7%, 53.3%, 0%, 16.9%)
CIE-LAB	lab(46.09, 27.58, -60.65)
CIE-LCH	lch(46.09, 66.63, 294.46°)
OKLab	oklab(54.58% 0.0056 -0.1741)
OKLCH	oklch(54.58% 0.174 271.8)
XYZ	xyz(19.5660, 15.3377, 64.2040)
Luminance	0.1534 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F63D4 #D4C04F

analogous

#4FA6D4 #4F63D4 #7D4FD4

triadic

#4F63D4 #D44F63 #63D44F

tetradic

#4F63D4 #D44FA6 #D4C04F #4FD47D

square

#4F63D4 #D44FA6 #D4C04F #4FD47D

split-complementary

#4F63D4 #D47D4F #A6D44F

monochromatic

#213187 #2D42B9 #4F63D4 #808FE0 #B1BAEC

Accessibility & contrast

On white

5.16

#4F63D4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#4F63D4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4F63D4

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F63D4	#FFFFFF	#000000	##FFFFFF
##4F63D4	1.00	5.16	4.07	5.16
#FFFFFF	5.16	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1773D8

Deuteranopia (green-blind)

#0067D2

Tritanopia (blue-blind)

#007E92

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #4f63d4;
/* rgb */ color: rgb(79, 99, 212);
/* oklch */ color: oklch(54.6% 0.174 271.8);

Tailwind

colors: {
  custom: {
    50: '#8d8fe2',
    500: '#4f63d4',
    950: '#000000',
  },
}

SCSS

$custom: #4f63d4;
$custom-light: #8d8fe2;
$custom-dark: #000000;

JSON

{
  "hex": "#4f63d4",
  "rgb": {
    "r": 79,
    "g": 99,
    "b": 212
  },
  "hsl": {
    "h": 230.977,
    "s": 60.731,
    "l": 57.059
  },
  "oklch": {
    "l": 0.54583,
    "c": 0.17418,
    "h": 271.8
  },
  "luminance": 0.15339
}

Semantic roles & 50–950 ramp

primary

#4F63D4

secondary

#DAD2A4

accent

#CC44E4

background

#F9F8FD

surface

#F2F0FB

border

#CCCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #4F63D4

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

Preview Lab → · Contrast checker → · Palette generator →