#4C63D7#4C63D7

#4C63D7 is a mid, vivid blue. Relative luminance 0.154; OKLCH L 54.6% C 0.179 H 270.9°. Best body text is #FFFFFF at 5.16:1 contrast (WCAG AA passes).

Color values

HEX	#4C63D7
RGB	rgb(76, 99, 215)
HSL	hsl(230, 63%, 57%)
HSV	hsv(230, 65%, 84%)
CMYK	cmyk(64.7%, 54%, 0%, 15.7%)
CIE-LAB	lab(46.13, 28.12, -62.32)
CIE-LCH	lch(46.13, 68.37, 294.29°)
OKLab	oklab(54.63% 0.0027 -0.179)
OKLCH	oklch(54.63% 0.179 270.9)
XYZ	xyz(19.7039, 15.3647, 66.2041)
Luminance	0.1537 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C63D7 #D7C04C

analogous

#4CA9D7 #4C63D7 #7B4CD7

triadic

#4C63D7 #D74C63 #63D74C

tetradic

#4C63D7 #D74CA9 #D7C04C #4CD77B

square

#4C63D7 #D74CA9 #D7C04C #4CD77B

split-complementary

#4C63D7 #D77B4C #A9D74C

monochromatic

#1F318A #2A42BC #4C63D7 #7E8FE2 #B0BAED

Accessibility & contrast

On white

5.16

#4C63D7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#4C63D7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4C63D7

5.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C63D7	#FFFFFF	#000000	##FFFFFF
##4C63D7	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)

#0A74DB

Deuteranopia (green-blind)

#0067D5

Tritanopia (blue-blind)

#007F93

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #4c63d7;
/* rgb */ color: rgb(76, 99, 215);
/* oklch */ color: oklch(54.6% 0.179 270.9);

Tailwind

colors: {
  custom: {
    50: '#8c8fe4',
    500: '#4c63d7',
    950: '#000000',
  },
}

SCSS

$custom: #4c63d7;
$custom-light: #8c8fe4;
$custom-dark: #000000;

JSON

{
  "hex": "#4c63d7",
  "rgb": {
    "r": 76,
    "g": 99,
    "b": 215
  },
  "hsl": {
    "h": 230.072,
    "s": 63.47,
    "l": 57.059
  },
  "oklch": {
    "l": 0.5463,
    "c": 0.17906,
    "h": 270.9
  },
  "luminance": 0.15366
}

Semantic roles & 50–950 ramp

primary

#4C63D7

secondary

#DCD2A3

accent

#CB41E6

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #4C63D7

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

Preview Lab → · Contrast checker → · Palette generator →