#4264DD#4264DD

#4264DD is a mid, vivid blue. Relative luminance 0.155; OKLCH L 54.8% C 0.189 H 267.8°. Best body text is #FFFFFF at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#4264DD
RGB	rgb(66, 100, 221)
HSL	hsl(227, 70%, 56%)
HSV	hsv(227, 70%, 87%)
CMYK	cmyk(70.1%, 54.8%, 0%, 13.3%)
CIE-LAB	lab(46.30, 28.12, -65.48)
CIE-LCH	lch(46.30, 71.26, 293.24°)
OKLab	oklab(54.75% -0.0073 -0.1885)
OKLCH	oklch(54.75% 0.189 267.8)
XYZ	xyz(19.8506, 15.4910, 70.3365)
Luminance	0.1549 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4264DD #DDBB42

analogous

#42B2DD #4264DD #6E42DD

triadic

#4264DD #DD4264 #64DD42

tetradic

#4264DD #DD42B2 #DDBB42 #42DD6E

square

#4264DD #DD42B2 #DDBB42 #42DD6E

split-complementary

#4264DD #DD6E42 #B2DD42

monochromatic

#19328C #2245BF #4264DD #768FE6 #AAB9F0

Accessibility & contrast

On white

5.12

#4264DD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#4264DD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4264DD

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4264DD	#FFFFFF	#000000	##FFFFFF
##4264DD	1.00	5.12	4.10	5.12
#FFFFFF	5.12	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0075E1

Deuteranopia (green-blind)

#0067DB

Tritanopia (blue-blind)

#008197

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #4264dd;
/* rgb */ color: rgb(66, 100, 221);
/* oklch */ color: oklch(54.8% 0.189 267.8);

Tailwind

colors: {
  custom: {
    50: '#898fe8',
    500: '#4264dd',
    950: '#000000',
  },
}

SCSS

$custom: #4264dd;
$custom-light: #898fe8;
$custom-dark: #000000;

JSON

{
  "hex": "#4264dd",
  "rgb": {
    "r": 66,
    "g": 100,
    "b": 221
  },
  "hsl": {
    "h": 226.839,
    "s": 69.507,
    "l": 56.275
  },
  "oklch": {
    "l": 0.54754,
    "c": 0.18868,
    "h": 267.8
  },
  "luminance": 0.15493
}

Semantic roles & 50–950 ramp

primary

#4264DD

secondary

#DDCF9D

accent

#C63BEC

background

#F9F8FE

surface

#F1F0FD

border

#CBCBD5

text

#0D0C16

muted

#7E7D84

Preview Lab

Preview with #4264DD

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

Preview Lab → · Contrast checker → · Palette generator →