#4233D2#4233D2

#4233D2 is a mid, highly saturated blue. Relative luminance 0.082; OKLCH L 45.7% C 0.229 H 276.5°. Best body text is #FFFFFF at 7.97:1 contrast (WCAG AA passes).

Color values

HEX	#4233D2
RGB	rgb(66, 51, 210)
HSL	hsl(246, 64%, 51%)
HSV	hsv(246, 76%, 82%)
CMYK	cmyk(68.6%, 75.7%, 0%, 17.6%)
CIE-LAB	lab(34.35, 53.53, -78.73)
CIE-LCH	lch(34.35, 95.21, 304.21°)
OKLab	oklab(45.74% 0.0261 -0.2276)
OKLCH	oklch(45.74% 0.229 276.5)
XYZ	xyz(15.0597, 8.1777, 61.7451)
Luminance	0.0818 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.55

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4233D2 #C3D233

analogous

#3373D2 #4233D2 #9133D2

triadic

#4233D2 #D24233 #33D242

tetradic

#4233D2 #D23373 #C3D233 #33D291

square

#4233D2 #D23373 #C3D233 #33D291

split-complementary

#4233D2 #D29133 #73D233

monochromatic

#211972 #3024A4 #4233D2 #7065DD #9F97E8

Accessibility & contrast

On white

7.97

#4233D2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.64

#4233D2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4233D2

7.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4233D2	#FFFFFF	#000000	##FFFFFF
##4233D2	1.00	7.97	2.64	7.97
#FFFFFF	7.97	1.00	21.00	1.00
#000000	2.64	21.00	1.00	21.00
##FFFFFF	7.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057D7

Deuteranopia (green-blind)

#004ACF

Tritanopia (blue-blind)

#006281

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #4233d2;
/* rgb */ color: rgb(66, 51, 210);
/* oklch */ color: oklch(45.7% 0.229 276.5);

Tailwind

colors: {
  custom: {
    50: '#8a6ee1',
    500: '#4233d2',
    950: '#000000',
  },
}

SCSS

$custom: #4233d2;
$custom-light: #8a6ee1;
$custom-dark: #000000;

JSON

{
  "hex": "#4233d2",
  "rgb": {
    "r": 66,
    "g": 51,
    "b": 210
  },
  "hsl": {
    "h": 245.66,
    "s": 63.855,
    "l": 51.176
  },
  "oklch": {
    "l": 0.45742,
    "c": 0.22905,
    "h": 276.5
  },
  "luminance": 0.08179
}

Semantic roles & 50–950 ramp

primary

#4233D2

secondary

#CDD48D

accent

#E741D7

background

#F9F6FE

surface

#F2ECFC

border

#CCC7D5

text

#0E0715

muted

#7E7A84

Preview Lab

Preview with #4233D2

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

Preview Lab → · Contrast checker → · Palette generator →