#4B64DD#4B64DD

#4B64DD is a mid, vivid blue. Relative luminance 0.158; OKLCH L 55.2% C 0.186 H 270.4°. Best body text is #FFFFFF at 5.04:1 contrast (WCAG AA passes).

Color values

HEX	#4B64DD
RGB	rgb(75, 100, 221)
HSL	hsl(230, 68%, 58%)
HSV	hsv(230, 66%, 87%)
CMYK	cmyk(66.1%, 54.8%, 0%, 13.3%)
CIE-LAB	lab(46.75, 29.41, -64.73)
CIE-LCH	lch(46.75, 71.10, 294.44°)
OKLab	oklab(55.21% 0.0012 -0.1861)
OKLCH	oklch(55.21% 0.186 270.4)
XYZ	xyz(20.5055, 15.8288, 70.3672)
Luminance	0.1583 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B64DD #DDC44B

analogous

#4BADDD #4B64DD #7B4BDD

triadic

#4B64DD #DD4B64 #64DD4B

tetradic

#4B64DD #DD4BAD #DDC44B #4BDD7B

square

#4B64DD #DD4BAD #DDC44B #4BDD7B

split-complementary

#4B64DD #DD7B4B #ADDD4B

monochromatic

#1C3092 #2541C5 #4B64DD #7E90E7 #B2BDF0

Accessibility & contrast

On white

5.04

#4B64DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.17

#4B64DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4B64DD

5.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B64DD	#FFFFFF	#000000	##FFFFFF
##4B64DD	1.00	5.04	4.17	5.04
#FFFFFF	5.04	1.00	21.00	1.00
#000000	4.17	21.00	1.00	21.00
##FFFFFF	5.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0076E1

Deuteranopia (green-blind)

#0068DB

Tritanopia (blue-blind)

#008197

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #4b64dd;
/* rgb */ color: rgb(75, 100, 221);
/* oklch */ color: oklch(55.2% 0.186 270.4);

Tailwind

colors: {
  custom: {
    50: '#8d8fe8',
    500: '#4b64dd',
    950: '#000000',
  },
}

SCSS

$custom: #4b64dd;
$custom-light: #8d8fe8;
$custom-dark: #000000;

JSON

{
  "hex": "#4b64dd",
  "rgb": {
    "r": 75,
    "g": 100,
    "b": 221
  },
  "hsl": {
    "h": 229.726,
    "s": 68.224,
    "l": 58.039
  },
  "oklch": {
    "l": 0.55214,
    "c": 0.18615,
    "h": 270.4
  },
  "luminance": 0.15831
}

Semantic roles & 50–950 ramp

primary

#4B64DD

secondary

#DFD5A5

accent

#CD3DEB

background

#F9F8FE

surface

#F2F0FD

border

#CCCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #4B64DD

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

Preview Lab → · Contrast checker → · Palette generator →