#4D63D8#4D63D8

#4D63D8 is a mid, vivid blue. Relative luminance 0.155; OKLCH L 54.8% C 0.180 H 271.2°. Best body text is #FFFFFF at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#4D63D8
RGB	rgb(77, 99, 216)
HSL	hsl(231, 64%, 57%)
HSV	hsv(231, 64%, 85%)
CMYK	cmyk(64.4%, 54.2%, 0%, 15.3%)
CIE-LAB	lab(46.25, 28.62, -62.68)
CIE-LCH	lch(46.25, 68.91, 294.54°)
OKLab	oklab(54.76% 0.0038 -0.1801)
OKLCH	oklch(54.76% 0.18 271.2)
XYZ	xyz(19.9129, 15.4576, 66.8867)
Luminance	0.1546 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D63D8 #D8C24D

analogous

#4DA8D8 #4D63D8 #7D4DD8

triadic

#4D63D8 #D84D63 #63D84D

tetradic

#4D63D8 #D84DA8 #D8C24D #4DD87D

square

#4D63D8 #D84DA8 #D8C24D #4DD87D

split-complementary

#4D63D8 #D87D4D #A8D84D

monochromatic

#1F308C #2A41BE #4D63D8 #7F8FE3 #B1BBEE

Accessibility & contrast

On white

5.13

#4D63D8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.09

#4D63D8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D63D8

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D63D8	#FFFFFF	#000000	##FFFFFF
##4D63D8	1.00	5.13	4.09	5.13
#FFFFFF	5.13	1.00	21.00	1.00
#000000	4.09	21.00	1.00	21.00
##FFFFFF	5.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0674DC

Deuteranopia (green-blind)

#0068D6

Tritanopia (blue-blind)

#007F94

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #4d63d8;
/* rgb */ color: rgb(77, 99, 216);
/* oklch */ color: oklch(54.8% 0.180 271.2);

Tailwind

colors: {
  custom: {
    50: '#8d8fe5',
    500: '#4d63d8',
    950: '#000000',
  },
}

SCSS

$custom: #4d63d8;
$custom-light: #8d8fe5;
$custom-dark: #000000;

JSON

{
  "hex": "#4d63d8",
  "rgb": {
    "r": 77,
    "g": 99,
    "b": 216
  },
  "hsl": {
    "h": 230.504,
    "s": 64.055,
    "l": 57.451
  },
  "oklch": {
    "l": 0.54761,
    "c": 0.18014,
    "h": 271.2
  },
  "luminance": 0.15459
}

Semantic roles & 50–950 ramp

primary

#4D63D8

secondary

#DCD4A4

accent

#CD41E7

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #4D63D8

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

Preview Lab → · Contrast checker → · Palette generator →