#4234DD#4234DD

#4234DD is a mid, highly saturated blue. Relative luminance 0.088; OKLCH L 47.0% C 0.241 H 275.5°. Best body text is #FFFFFF at 7.59:1 contrast (WCAG AA passes).

Color values

HEX	#4234DD
RGB	rgb(66, 52, 221)
HSL	hsl(245, 71%, 54%)
HSV	hsv(245, 76%, 87%)
CMYK	cmyk(70.1%, 76.5%, 0%, 13.3%)
CIE-LAB	lab(35.66, 56.37, -82.91)
CIE-LCH	lch(35.66, 100.25, 304.21°)
OKLab	oklab(47% 0.0231 -0.2397)
OKLCH	oklch(47% 0.241 275.5)
XYZ	xyz(16.5216, 8.8331, 69.2269)
Luminance	0.0883 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.83

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4234DD #CFDD34

analogous

#347ADD #4234DD #9634DD

triadic

#4234DD #DD4234 #34DD42

tetradic

#4234DD #DD347A #CFDD34 #34DD96

square

#4234DD #DD347A #CFDD34 #34DD96

split-complementary

#4234DD #DD9634 #7ADD34

monochromatic

#1F1681 #2B1EB5 #4234DD #7368E6 #A49DEF

Accessibility & contrast

On white

7.59

#4234DD on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.77

#4234DD on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4234DD

7.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4234DD	#FFFFFF	#000000	##FFFFFF
##4234DD	1.00	7.59	2.77	7.59
#FFFFFF	7.59	1.00	21.00	1.00
#000000	2.77	21.00	1.00	21.00
##FFFFFF	7.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005BE2

Deuteranopia (green-blind)

#004CDA

Tritanopia (blue-blind)

#006787

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #4234dd;
/* rgb */ color: rgb(66, 52, 221);
/* oklch */ color: oklch(47.0% 0.241 275.5);

Tailwind

colors: {
  custom: {
    50: '#8d6fe9',
    500: '#4234dd',
    950: '#000000',
  },
}

SCSS

$custom: #4234dd;
$custom-light: #8d6fe9;
$custom-dark: #000000;

JSON

{
  "hex": "#4234dd",
  "rgb": {
    "r": 66,
    "g": 52,
    "b": 221
  },
  "hsl": {
    "h": 244.97,
    "s": 71.308,
    "l": 53.529
  },
  "oklch": {
    "l": 0.46998,
    "c": 0.24082,
    "h": 275.5
  },
  "luminance": 0.08835
}

Semantic roles & 50–950 ramp

primary

#4234DD

secondary

#D5DB92

accent

#EE3ADF

background

#F9F6FE

surface

#F2ECFD

border

#CCC7D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #4234DD

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

Preview Lab → · Contrast checker → · Palette generator →