#4E63DD#4E63DD

#4E63DD is a mid, vivid blue. Relative luminance 0.158; OKLCH L 55.2% C 0.187 H 271.5°. Best body text is #FFFFFF at 5.06:1 contrast (WCAG AA passes).

Color values

HEX	#4E63DD
RGB	rgb(78, 99, 221)
HSL	hsl(231, 68%, 59%)
HSV	hsv(231, 65%, 87%)
CMYK	cmyk(64.7%, 55.2%, 0%, 13.3%)
CIE-LAB	lab(46.66, 30.50, -64.86)
CIE-LCH	lch(46.66, 71.67, 295.18°)
OKLab	oklab(55.19% 0.005 -0.1865)
OKLCH	oklch(55.19% 0.187 271.5)
XYZ	xyz(20.6505, 15.7620, 70.3467)
Luminance	0.1576 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E63DD #DDC84E

analogous

#4EAADD #4E63DD #804EDD

triadic

#4E63DD #DD4E63 #63DD4E

tetradic

#4E63DD #DD4EAA #DDC84E #4EDD80

square

#4E63DD #DD4EAA #DDC84E #4EDD80

split-complementary

#4E63DD #DD804E #AADD4E

monochromatic

#1C2E94 #263EC7 #4E63DD #8190E7 #B5BDF1

Accessibility & contrast

On white

5.06

#4E63DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#4E63DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4E63DD

5.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E63DD	#FFFFFF	#000000	##FFFFFF
##4E63DD	1.00	5.06	4.15	5.06
#FFFFFF	5.06	1.00	21.00	1.00
#000000	4.15	21.00	1.00	21.00
##FFFFFF	5.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0075E1

Deuteranopia (green-blind)

#0068DB

Tritanopia (blue-blind)

#008096

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #4e63dd;
/* rgb */ color: rgb(78, 99, 221);
/* oklch */ color: oklch(55.2% 0.187 271.5);

Tailwind

colors: {
  custom: {
    50: '#8e8fe8',
    500: '#4e63dd',
    950: '#000000',
  },
}

SCSS

$custom: #4e63dd;
$custom-light: #8e8fe8;
$custom-dark: #000000;

JSON

{
  "hex": "#4e63dd",
  "rgb": {
    "r": 78,
    "g": 99,
    "b": 221
  },
  "hsl": {
    "h": 231.189,
    "s": 67.773,
    "l": 58.627
  },
  "oklch": {
    "l": 0.55191,
    "c": 0.18656,
    "h": 271.5
  },
  "luminance": 0.15764
}

Semantic roles & 50–950 ramp

primary

#4E63DD

secondary

#E0D7A7

accent

#D13DEB

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #4E63DD

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

Preview Lab → · Contrast checker → · Palette generator →