#4B63DE#4B63DE

#4B63DE is a mid, vivid blue. Relative luminance 0.157; OKLCH L 55.1% C 0.189 H 270.6°. Best body text is #FFFFFF at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#4B63DE
RGB	rgb(75, 99, 222)
HSL	hsl(230, 69%, 58%)
HSV	hsv(230, 66%, 87%)
CMYK	cmyk(66.2%, 55.4%, 0%, 12.9%)
CIE-LAB	lab(46.57, 30.38, -65.59)
CIE-LCH	lch(46.57, 72.28, 294.85°)
OKLab	oklab(55.1% 0.0021 -0.1887)
OKLCH	oklch(55.1% 0.189 270.6)
XYZ	xyz(20.5438, 15.6916, 71.0392)
Luminance	0.1569 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B63DE #DEC64B

analogous

#4BACDE #4B63DE #7C4BDE

triadic

#4B63DE #DE4B63 #63DE4B

tetradic

#4B63DE #DE4BAC #DEC64B #4BDE7C

square

#4B63DE #DE4BAC #DEC64B #4BDE7C

split-complementary

#4B63DE #DE7C4B #ACDE4B

monochromatic

#1B2F94 #253FC7 #4B63DE #7F90E7 #B2BDF1

Accessibility & contrast

On white

5.07

#4B63DE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.14

#4B63DE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B63DE

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B63DE	#FFFFFF	#000000	##FFFFFF
##4B63DE	1.00	5.07	4.14	5.07
#FFFFFF	5.07	1.00	21.00	1.00
#000000	4.14	21.00	1.00	21.00
##FFFFFF	5.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0075E2

Deuteranopia (green-blind)

#0068DC

Tritanopia (blue-blind)

#008197

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #4b63de;
/* rgb */ color: rgb(75, 99, 222);
/* oklch */ color: oklch(55.1% 0.189 270.6);

Tailwind

colors: {
  custom: {
    50: '#8d8fe9',
    500: '#4b63de',
    950: '#000000',
  },
}

SCSS

$custom: #4b63de;
$custom-light: #8d8fe9;
$custom-dark: #000000;

JSON

{
  "hex": "#4b63de",
  "rgb": {
    "r": 75,
    "g": 99,
    "b": 222
  },
  "hsl": {
    "h": 230.204,
    "s": 69.014,
    "l": 58.235
  },
  "oklch": {
    "l": 0.551,
    "c": 0.18871,
    "h": 270.6
  },
  "luminance": 0.15693
}

Semantic roles & 50–950 ramp

primary

#4B63DE

secondary

#E0D6A5

accent

#CF3CEC

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #4B63DE

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

Preview Lab → · Contrast checker → · Palette generator →