#4239D2#4239D2

#4239D2 is a mid, highly saturated blue. Relative luminance 0.087; OKLCH L 46.5% C 0.223 H 275.9°. Best body text is #FFFFFF at 7.64:1 contrast (WCAG AA passes).

Color values

HEX	#4239D2
RGB	rgb(66, 57, 210)
HSL	hsl(244, 63%, 52%)
HSV	hsv(244, 73%, 82%)
CMYK	cmyk(68.6%, 72.9%, 0%, 17.6%)
CIE-LAB	lab(35.47, 50.36, -76.88)
CIE-LCH	lch(35.47, 91.91, 303.23°)
OKLab	oklab(46.53% 0.0229 -0.2222)
OKLCH	oklch(46.53% 0.223 275.9)
XYZ	xyz(15.3389, 8.7362, 61.8382)
Luminance	0.0874 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.33

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4239D2 #C9D239

analogous

#397DD2 #4239D2 #8E39D2

triadic

#4239D2 #D24239 #39D242

tetradic

#4239D2 #D2397D #C9D239 #39D28E

square

#4239D2 #D2397D #C9D239 #39D28E

split-complementary

#4239D2 #D28E39 #7DD239

monochromatic

#201B76 #2E26A8 #4239D2 #726BDD #A19DE9

Accessibility & contrast

On white

7.64

#4239D2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#4239D2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4239D2

7.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4239D2	#FFFFFF	#000000	##FFFFFF
##4239D2	1.00	7.64	2.75	7.64
#FFFFFF	7.64	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005AD6

Deuteranopia (green-blind)

#004DCF

Tritanopia (blue-blind)

#006582

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #4239d2;
/* rgb */ color: rgb(66, 57, 210);
/* oklch */ color: oklch(46.5% 0.223 275.9);

Tailwind

colors: {
  custom: {
    50: '#8a72e1',
    500: '#4239d2',
    950: '#000000',
  },
}

SCSS

$custom: #4239d2;
$custom-light: #8a72e1;
$custom-dark: #000000;

JSON

{
  "hex": "#4239d2",
  "rgb": {
    "r": 66,
    "g": 57,
    "b": 210
  },
  "hsl": {
    "h": 243.529,
    "s": 62.963,
    "l": 52.353
  },
  "oklch": {
    "l": 0.46534,
    "c": 0.22338,
    "h": 275.9
  },
  "luminance": 0.08738
}

Semantic roles & 50–950 ramp

primary

#4239D2

secondary

#D1D592

accent

#E642DC

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0D0815

muted

#7E7B84

Preview Lab

Preview with #4239D2

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

Preview Lab → · Contrast checker → · Palette generator →