#4233DE#4233DE

#4233DE is a mid, highly saturated blue. Relative luminance 0.088; OKLCH L 47.0% C 0.243 H 275.5°. Best body text is #FFFFFF at 7.61:1 contrast (WCAG AA passes).

Color values

HEX	#4233DE
RGB	rgb(66, 51, 222)
HSL	hsl(245, 72%, 54%)
HSV	hsv(245, 77%, 87%)
CMYK	cmyk(70.3%, 77%, 0%, 12.9%)
CIE-LAB	lab(35.59, 57.17, -83.59)
CIE-LCH	lch(35.59, 101.27, 304.37°)
OKLab	oklab(46.98% 0.0233 -0.2417)
OKLCH	oklch(46.98% 0.243 275.5)
XYZ	xyz(16.6111, 8.7982, 69.9159)
Luminance	0.0880 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4233DE #CFDE33

analogous

#3379DE #4233DE #9733DE

triadic

#4233DE #DE4233 #33DE42

tetradic

#4233DE #DE3379 #CFDE33 #33DE97

square

#4233DE #DE3379 #CFDE33 #33DE97

split-complementary

#4233DE #DE9733 #79DE33

monochromatic

#1F1582 #2B1DB6 #4233DE #7368E7 #A49CEF

Accessibility & contrast

On white

7.61

#4233DE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#4233DE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4233DE

7.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4233DE	#FFFFFF	#000000	##FFFFFF
##4233DE	1.00	7.61	2.76	7.61
#FFFFFF	7.61	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BE3

Deuteranopia (green-blind)

#004CDB

Tritanopia (blue-blind)

#006788

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #4233de;
/* rgb */ color: rgb(66, 51, 222);
/* oklch */ color: oklch(47.0% 0.243 275.5);

Tailwind

colors: {
  custom: {
    50: '#8d6fea',
    500: '#4233de',
    950: '#000000',
  },
}

SCSS

$custom: #4233de;
$custom-light: #8d6fea;
$custom-dark: #000000;

JSON

{
  "hex": "#4233de",
  "rgb": {
    "r": 66,
    "g": 51,
    "b": 222
  },
  "hsl": {
    "h": 245.263,
    "s": 72.152,
    "l": 53.529
  },
  "oklch": {
    "l": 0.46981,
    "c": 0.24281,
    "h": 275.5
  },
  "luminance": 0.088
}

Semantic roles & 50–950 ramp

primary

#4233DE

secondary

#D5DB92

accent

#EF39DF

background

#F9F6FE

surface

#F2ECFD

border

#CCC7D5

text

#0E0716

muted

#7E7A84

Preview Lab

Preview with #4233DE

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

Preview Lab → · Contrast checker → · Palette generator →