#4B63D0#4B63D0

#4B63D0 is a mid, vivid blue. Relative luminance 0.150; OKLCH L 54.1% C 0.170 H 270.4°. Best body text is #FFFFFF at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#4B63D0
RGB	rgb(75, 99, 208)
HSL	hsl(229, 59%, 55%)
HSV	hsv(229, 64%, 82%)
CMYK	cmyk(63.9%, 52.4%, 0%, 18.4%)
CIE-LAB	lab(45.60, 25.54, -59.18)
CIE-LCH	lch(45.60, 64.46, 293.34°)
OKLab	oklab(54.06% 0.0013 -0.1698)
OKLCH	oklch(54.06% 0.17 270.4)
XYZ	xyz(18.7448, 14.9719, 61.5643)
Luminance	0.1497 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B63D0 #D0B84B

analogous

#4BA5D0 #4B63D0 #754BD0

triadic

#4B63D0 #D04B63 #63D04B

tetradic

#4B63D0 #D04BA5 #D0B84B #4BD075

square

#4B63D0 #D04BA5 #D0B84B #4BD075

split-complementary

#4B63D0 #D0754B #A5D04B

monochromatic

#21327F #2E45B0 #4B63D0 #7C8DDD #ACB7E9

Accessibility & contrast

On white

5.26

#4B63D0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.99

#4B63D0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B63D0

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B63D0	#FFFFFF	#000000	##FFFFFF
##4B63D0	1.00	5.26	3.99	5.26
#FFFFFF	5.26	1.00	21.00	1.00
#000000	3.99	21.00	1.00	21.00
##FFFFFF	5.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E72D4

Deuteranopia (green-blind)

#0066CE

Tritanopia (blue-blind)

#007D90

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #4b63d0;
/* rgb */ color: rgb(75, 99, 208);
/* oklch */ color: oklch(54.1% 0.170 270.4);

Tailwind

colors: {
  custom: {
    50: '#8b8fdf',
    500: '#4b63d0',
    950: '#000000',
  },
}

SCSS

$custom: #4b63d0;
$custom-light: #8b8fdf;
$custom-dark: #000000;

JSON

{
  "hex": "#4b63d0",
  "rgb": {
    "r": 75,
    "g": 99,
    "b": 208
  },
  "hsl": {
    "h": 229.173,
    "s": 58.59,
    "l": 55.49
  },
  "oklch": {
    "l": 0.54061,
    "c": 0.16985,
    "h": 270.4
  },
  "luminance": 0.14974
}

Semantic roles & 50–950 ramp

primary

#4B63D0

secondary

#D7CDA0

accent

#C646E2

background

#F9F8FD

surface

#F1F0FB

border

#CBCBD4

text

#0D0C15

muted

#7E7D83

Preview Lab

Preview with #4B63D0

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

Preview Lab → · Contrast checker → · Palette generator →