#4B63D7#4B63D7

#4B63D7 is a mid, vivid blue. Relative luminance 0.153; OKLCH L 54.6% C 0.179 H 270.5°. Best body text is #FFFFFF at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#4B63D7
RGB	rgb(75, 99, 215)
HSL	hsl(230, 64%, 57%)
HSV	hsv(230, 65%, 84%)
CMYK	cmyk(65.1%, 54%, 0%, 15.7%)
CIE-LAB	lab(46.07, 27.96, -62.41)
CIE-LCH	lch(46.07, 68.38, 294.13°)
OKLab	oklab(54.57% 0.0017 -0.1793)
OKLCH	oklch(54.57% 0.179 270.5)
XYZ	xyz(19.6251, 15.3241, 66.2004)
Luminance	0.1533 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B63D7 #D7BF4B

analogous

#4BA9D7 #4B63D7 #794BD7

triadic

#4B63D7 #D74B63 #63D74B

tetradic

#4B63D7 #D74BA9 #D7BF4B #4BD779

square

#4B63D7 #D74BA9 #D7BF4B #4BD779

split-complementary

#4B63D7 #D7794B #A9D74B

monochromatic

#1E3189 #2A43BB #4B63D7 #7D8EE2 #AFBAED

Accessibility & contrast

On white

5.17

#4B63D7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#4B63D7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B63D7

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B63D7	#FFFFFF	#000000	##FFFFFF
##4B63D7	1.00	5.17	4.07	5.17
#FFFFFF	5.17	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0974DB

Deuteranopia (green-blind)

#0067D5

Tritanopia (blue-blind)

#007F93

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #4b63d7;
/* rgb */ color: rgb(75, 99, 215);
/* oklch */ color: oklch(54.6% 0.179 270.5);

Tailwind

colors: {
  custom: {
    50: '#8c8fe4',
    500: '#4b63d7',
    950: '#000000',
  },
}

SCSS

$custom: #4b63d7;
$custom-light: #8c8fe4;
$custom-dark: #000000;

JSON

{
  "hex": "#4b63d7",
  "rgb": {
    "r": 75,
    "g": 99,
    "b": 215
  },
  "hsl": {
    "h": 229.714,
    "s": 63.636,
    "l": 56.863
  },
  "oklch": {
    "l": 0.54574,
    "c": 0.17935,
    "h": 270.5
  },
  "luminance": 0.15326
}

Semantic roles & 50–950 ramp

primary

#4B63D7

secondary

#DBD2A2

accent

#CA41E7

background

#F9F8FE

surface

#F1F0FC

border

#CBCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #4B63D7

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

Preview Lab → · Contrast checker → · Palette generator →