#4233DC#4233DC

#4233DC is a mid, highly saturated blue. Relative luminance 0.087; OKLCH L 46.8% C 0.241 H 275.7°. Best body text is #FFFFFF at 7.67:1 contrast (WCAG AA passes).

Color values

HEX	#4233DC
RGB	rgb(66, 51, 220)
HSL	hsl(245, 71%, 53%)
HSV	hsv(245, 77%, 86%)
CMYK	cmyk(70%, 76.8%, 0%, 13.7%)
CIE-LAB	lab(35.38, 56.56, -82.79)
CIE-LCH	lch(35.38, 100.27, 304.34°)
OKLab	oklab(46.77% 0.0238 -0.2394)
OKLCH	oklch(46.77% 0.241 275.7)
XYZ	xyz(16.3446, 8.6917, 68.5126)
Luminance	0.0869 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.82

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4233DC #CDDC33

analogous

#3379DC #4233DC #9633DC

triadic

#4233DC #DC4233 #33DC42

tetradic

#4233DC #DC3379 #CDDC33 #33DC96

square

#4233DC #DC3379 #CDDC33 #33DC96

split-complementary

#4233DC #DC9633 #79DC33

monochromatic

#1F167F #2C1FB3 #4233DC #7267E5 #A39BEE

Accessibility & contrast

On white

7.67

#4233DC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.74

#4233DC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4233DC

7.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4233DC	#FFFFFF	#000000	##FFFFFF
##4233DC	1.00	7.67	2.74	7.67
#FFFFFF	7.67	1.00	21.00	1.00
#000000	2.74	21.00	1.00	21.00
##FFFFFF	7.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AE1

Deuteranopia (green-blind)

#004CD9

Tritanopia (blue-blind)

#006687

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #4233dc;
/* rgb */ color: rgb(66, 51, 220);
/* oklch */ color: oklch(46.8% 0.241 275.7);

Tailwind

colors: {
  custom: {
    50: '#8c6ee8',
    500: '#4233dc',
    950: '#000000',
  },
}

SCSS

$custom: #4233dc;
$custom-light: #8c6ee8;
$custom-dark: #000000;

JSON

{
  "hex": "#4233dc",
  "rgb": {
    "r": 66,
    "g": 51,
    "b": 220
  },
  "hsl": {
    "h": 245.325,
    "s": 70.711,
    "l": 53.137
  },
  "oklch": {
    "l": 0.46773,
    "c": 0.24054,
    "h": 275.7
  },
  "luminance": 0.08693
}

Semantic roles & 50–950 ramp

primary

#4233DC

secondary

#D3DA91

accent

#ED3ADE

background

#F9F6FE

surface

#F2ECFD

border

#CCC7D5

text

#0E0716

muted

#7E7A84

Preview Lab

Preview with #4233DC

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

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