#4B63C8#4B63C8

#4B63C8 is a mid, vivid blue. Relative luminance 0.146; OKLCH L 53.5% C 0.159 H 270.2°. Best body text is #FFFFFF at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#4B63C8
RGB	rgb(75, 99, 200)
HSL	hsl(228, 53%, 54%)
HSV	hsv(228, 63%, 78%)
CMYK	cmyk(62.5%, 50.5%, 0%, 21.6%)
CIE-LAB	lab(45.06, 22.78, -55.44)
CIE-LCH	lch(45.06, 59.94, 292.33°)
OKLab	oklab(53.49% 0.0006 -0.1588)
OKLCH	oklch(53.49% 0.159 270.2)
XYZ	xyz(17.7853, 14.5881, 56.5109)
Luminance	0.1459 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B63C8 #C8B04B

analogous

#4BA2C8 #4B63C8 #724BC8

triadic

#4B63C8 #C84B63 #63C84B

tetradic

#4B63C8 #C84BA2 #C8B04B #4BC872

square

#4B63C8 #C84BA2 #C8B04B #4BC872

split-complementary

#4B63C8 #C8724B #A2C84B

monochromatic

#243375 #3248A4 #4B63C8 #7A8CD6 #A9B4E5

Accessibility & contrast

On white

5.36

#4B63C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.92

#4B63C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B63C8

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B63C8	#FFFFFF	#000000	##FFFFFF
##4B63C8	1.00	5.36	3.92	5.36
#FFFFFF	5.36	1.00	21.00	1.00
#000000	3.92	21.00	1.00	21.00
##FFFFFF	5.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B70CC

Deuteranopia (green-blind)

#0565C6

Tritanopia (blue-blind)

#007A8C

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #4b63c8;
/* rgb */ color: rgb(75, 99, 200);
/* oklch */ color: oklch(53.5% 0.159 270.2);

Tailwind

colors: {
  custom: {
    50: '#898fd9',
    500: '#4b63c8',
    950: '#000000',
  },
}

SCSS

$custom: #4b63c8;
$custom-light: #898fd9;
$custom-dark: #000000;

JSON

{
  "hex": "#4b63c8",
  "rgb": {
    "r": 75,
    "g": 99,
    "b": 200
  },
  "hsl": {
    "h": 228.48,
    "s": 53.191,
    "l": 53.922
  },
  "oklch": {
    "l": 0.53491,
    "c": 0.15884,
    "h": 270.2
  },
  "luminance": 0.1459
}

Semantic roles & 50–950 ramp

primary

#4B63C8

secondary

#D2C89D

accent

#C14BDD

background

#F8F8FD

surface

#F0F0FB

border

#CBCBD4

text

#0D0C15

muted

#7D7D83

Preview Lab

Preview with #4B63C8

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

Preview Lab → · Contrast checker → · Palette generator →