#4D63DA#4D63DA

#4D63DA is a mid, vivid blue. Relative luminance 0.156; OKLCH L 54.9% C 0.183 H 271.2°. Best body text is #FFFFFF at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#4D63DA
RGB	rgb(77, 99, 218)
HSL	hsl(231, 66%, 58%)
HSV	hsv(231, 65%, 85%)
CMYK	cmyk(64.7%, 54.6%, 0%, 14.5%)
CIE-LAB	lab(46.39, 29.31, -63.59)
CIE-LCH	lch(46.39, 70.02, 294.75°)
OKLab	oklab(54.91% 0.0039 -0.1828)
OKLCH	oklch(54.91% 0.183 271.2)
XYZ	xyz(20.1730, 15.5616, 68.2567)
Luminance	0.1556 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D63DA #DAC44D

analogous

#4DAADA #4D63DA #7D4DDA

triadic

#4D63DA #DA4D63 #63DA4D

tetradic

#4D63DA #DA4DAA #DAC44D #4DDA7D

square

#4D63DA #DA4DAA #DAC44D #4DDA7D

split-complementary

#4D63DA #DA7D4D #AADA4D

monochromatic

#1E2F8F #2840C2 #4D63DA #808FE5 #B2BCEF

Accessibility & contrast

On white

5.11

#4D63DA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#4D63DA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4D63DA

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D63DA	#FFFFFF	#000000	##FFFFFF
##4D63DA	1.00	5.11	4.11	5.11
#FFFFFF	5.11	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0074DE

Deuteranopia (green-blind)

#0068D8

Tritanopia (blue-blind)

#007F95

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #4d63da;
/* rgb */ color: rgb(77, 99, 218);
/* oklch */ color: oklch(54.9% 0.183 271.2);

Tailwind

colors: {
  custom: {
    50: '#8d8fe6',
    500: '#4d63da',
    950: '#000000',
  },
}

SCSS

$custom: #4d63da;
$custom-light: #8d8fe6;
$custom-dark: #000000;

JSON

{
  "hex": "#4d63da",
  "rgb": {
    "r": 77,
    "g": 99,
    "b": 218
  },
  "hsl": {
    "h": 230.638,
    "s": 65.581,
    "l": 57.843
  },
  "oklch": {
    "l": 0.5491,
    "c": 0.18282,
    "h": 271.2
  },
  "luminance": 0.15563
}

Semantic roles & 50–950 ramp

primary

#4D63DA

secondary

#DED5A5

accent

#CE3FE9

background

#F9F8FE

surface

#F2F0FC

border

#CCCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #4D63DA

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

Preview Lab → · Contrast checker → · Palette generator →