#423DD6#423DD6

#423DD6 is a mid, highly saturated blue. Relative luminance 0.094; OKLCH L 47.5% C 0.224 H 275.1°. Best body text is #FFFFFF at 7.32:1 contrast (WCAG AA passes).

Color values

HEX	#423DD6
RGB	rgb(66, 61, 214)
HSL	hsl(242, 65%, 54%)
HSV	hsv(242, 71%, 84%)
CMYK	cmyk(69.2%, 71.5%, 0%, 16.1%)
CIE-LAB	lab(36.65, 49.43, -77.25)
CIE-LCH	lch(36.65, 91.71, 302.61°)
OKLab	oklab(47.49% 0.0199 -0.2233)
OKLCH	oklch(47.49% 0.224 275.1)
XYZ	xyz(16.0491, 9.3493, 64.5641)
Luminance	0.0935 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 2.74

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#423DD6 #D1D63D

analogous

#3D85D6 #423DD6 #8F3DD6

triadic

#423DD6 #D6423D #3DD642

tetradic

#423DD6 #D63D85 #D1D63D #3DD68F

square

#423DD6 #D63D85 #D1D63D #3DD68F

split-complementary

#423DD6 #D68F3D #85D63D

monochromatic

#1E1B7E #2A25B1 #423DD6 #7370E1 #A4A2EB

Accessibility & contrast

On white

7.32

#423DD6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#423DD6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423DD6

7.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423DD6	#FFFFFF	#000000	##FFFFFF
##423DD6	1.00	7.32	2.87	7.32
#FFFFFF	7.32	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DDB

Deuteranopia (green-blind)

#004FD3

Tritanopia (blue-blind)

#006886

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #423dd6;
/* rgb */ color: rgb(66, 61, 214);
/* oklch */ color: oklch(47.5% 0.224 275.1);

Tailwind

colors: {
  custom: {
    50: '#8a74e4',
    500: '#423dd6',
    950: '#000000',
  },
}

SCSS

$custom: #423dd6;
$custom-light: #8a74e4;
$custom-dark: #000000;

JSON

{
  "hex": "#423dd6",
  "rgb": {
    "r": 66,
    "g": 61,
    "b": 214
  },
  "hsl": {
    "h": 241.961,
    "s": 65.106,
    "l": 53.922
  },
  "oklch": {
    "l": 0.47488,
    "c": 0.2242,
    "h": 275.1
  },
  "luminance": 0.09351
}

Semantic roles & 50–950 ramp

primary

#423DD6

secondary

#D6D897

accent

#E840E3

background

#F9F7FE

surface

#F2EDFC

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #423DD6

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

Preview Lab → · Contrast checker → · Palette generator →