#423ED4#423ED4

#423ED4 is a mid, highly saturated blue. Relative luminance 0.094; OKLCH L 47.4% C 0.221 H 275.1°. Best body text is #FFFFFF at 7.31:1 contrast (WCAG AA passes).

Color values

HEX	#423ED4
RGB	rgb(66, 62, 212)
HSL	hsl(242, 64%, 54%)
HSV	hsv(242, 71%, 83%)
CMYK	cmyk(68.9%, 70.8%, 0%, 16.9%)
CIE-LAB	lab(36.66, 48.22, -76.08)
CIE-LCH	lch(36.66, 90.08, 302.37°)
OKLab	oklab(47.44% 0.0197 -0.2199)
OKLCH	oklch(47.44% 0.221 275.1)
XYZ	xyz(15.8491, 9.3555, 63.2451)
Luminance	0.0936 (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

#423ED4 #D0D43E

analogous

#3E85D4 #423ED4 #8D3ED4

triadic

#423ED4 #D4423E #3ED442

tetradic

#423ED4 #D43E85 #D0D43E #3ED48D

square

#423ED4 #D43E85 #D0D43E #3ED48D

split-complementary

#423ED4 #D48D3E #85D43E

monochromatic

#1E1C7C #2A27AE #423ED4 #7370DF #A4A2EA

Accessibility & contrast

On white

7.31

#423ED4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#423ED4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423ED4

7.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423ED4	#FFFFFF	#000000	##FFFFFF
##423ED4	1.00	7.31	2.87	7.31
#FFFFFF	7.31	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DD8

Deuteranopia (green-blind)

#004FD1

Tritanopia (blue-blind)

#006885

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #423ed4;
/* rgb */ color: rgb(66, 62, 212);
/* oklch */ color: oklch(47.4% 0.221 275.1);

Tailwind

colors: {
  custom: {
    50: '#8a75e2',
    500: '#423ed4',
    950: '#000000',
  },
}

SCSS

$custom: #423ed4;
$custom-light: #8a75e2;
$custom-dark: #000000;

JSON

{
  "hex": "#423ed4",
  "rgb": {
    "r": 66,
    "g": 62,
    "b": 212
  },
  "hsl": {
    "h": 241.6,
    "s": 63.559,
    "l": 53.725
  },
  "oklch": {
    "l": 0.47439,
    "c": 0.22077,
    "h": 275.1
  },
  "luminance": 0.09357
}

Semantic roles & 50–950 ramp

primary

#423ED4

secondary

#D5D797

accent

#E741E2

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0D0816

muted

#7E7B84

Preview Lab

Preview with #423ED4

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

Preview Lab → · Contrast checker → · Palette generator →