#4D63DE#4D63DE

#4D63DE is a mid, vivid blue. Relative luminance 0.158; OKLCH L 55.2% C 0.188 H 271.2°. Best body text is #FFFFFF at 5.05:1 contrast (WCAG AA passes).

Color values

HEX	#4D63DE
RGB	rgb(77, 99, 222)
HSL	hsl(231, 69%, 59%)
HSV	hsv(231, 65%, 87%)
CMYK	cmyk(65.3%, 55.4%, 0%, 12.9%)
CIE-LAB	lab(46.68, 30.68, -65.41)
CIE-LCH	lch(46.68, 72.25, 295.13°)
OKLab	oklab(55.21% 0.004 -0.1881)
OKLCH	oklch(55.21% 0.188 271.2)
XYZ	xyz(20.7028, 15.7735, 71.0466)
Luminance	0.1578 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D63DE #DEC84D

analogous

#4DABDE #4D63DE #7F4DDE

triadic

#4D63DE #DE4D63 #63DE4D

tetradic

#4D63DE #DE4DAB #DEC84D #4DDE7F

square

#4D63DE #DE4DAB #DEC84D #4DDE7F

split-complementary

#4D63DE #DE7F4D #ABDE4D

monochromatic

#1C2E95 #253EC9 #4D63DE #8190E8 #B4BDF1

Accessibility & contrast

On white

5.05

#4D63DE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#4D63DE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D63DE

5.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D63DE	#FFFFFF	#000000	##FFFFFF
##4D63DE	1.00	5.05	4.15	5.05
#FFFFFF	5.05	1.00	21.00	1.00
#000000	4.15	21.00	1.00	21.00
##FFFFFF	5.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0075E2

Deuteranopia (green-blind)

#0068DC

Tritanopia (blue-blind)

#008197

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #4d63de;
/* rgb */ color: rgb(77, 99, 222);
/* oklch */ color: oklch(55.2% 0.188 271.2);

Tailwind

colors: {
  custom: {
    50: '#8e8fe9',
    500: '#4d63de',
    950: '#000000',
  },
}

SCSS

$custom: #4d63de;
$custom-light: #8e8fe9;
$custom-dark: #000000;

JSON

{
  "hex": "#4d63de",
  "rgb": {
    "r": 77,
    "g": 99,
    "b": 222
  },
  "hsl": {
    "h": 230.897,
    "s": 68.72,
    "l": 58.627
  },
  "oklch": {
    "l": 0.5521,
    "c": 0.18816,
    "h": 271.2
  },
  "luminance": 0.15775
}

Semantic roles & 50–950 ramp

primary

#4D63DE

secondary

#E0D7A7

accent

#D13CEC

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0E0C16

muted

#7E7D84

Preview Lab

Preview with #4D63DE

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

Preview Lab → · Contrast checker → · Palette generator →