#423EC8#423EC8

#423EC8 is a mid, highly saturated blue. Relative luminance 0.088; OKLCH L 46.3% C 0.206 H 276.0°. Best body text is #FFFFFF at 7.62:1 contrast (WCAG AA passes).

Color values

HEX	#423EC8
RGB	rgb(66, 62, 200)
HSL	hsl(242, 56%, 51%)
HSV	hsv(242, 69%, 78%)
CMYK	cmyk(67%, 69%, 0%, 21.6%)
CIE-LAB	lab(35.54, 44.33, -70.96)
CIE-LCH	lch(35.54, 83.67, 301.99°)
OKLab	oklab(46.3% 0.0215 -0.2049)
OKLCH	oklch(46.3% 0.206 276)
XYZ	xyz(14.3913, 8.7724, 55.5672)
Luminance	0.0877 (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

#423EC8 #C4C83E

analogous

#3E7FC8 #423EC8 #873EC8

triadic

#423EC8 #C8423E #3EC842

tetradic

#423EC8 #C83E7F #C4C83E #3EC887

square

#423EC8 #C83E7F #C4C83E #3EC887

split-complementary

#423EC8 #C8873E #7FC83E

monochromatic

#211F6D #302D9C #423EC8 #716ED6 #9F9DE3

Accessibility & contrast

On white

7.62

#423EC8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.75

#423EC8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423EC8

7.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##423EC8	#FFFFFF	#000000	##FFFFFF
##423EC8	1.00	7.62	2.75	7.62
#FFFFFF	7.62	1.00	21.00	1.00
#000000	2.75	21.00	1.00	21.00
##FFFFFF	7.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005ACC

Deuteranopia (green-blind)

#004DC5

Tritanopia (blue-blind)

#00637E

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #423ec8;
/* rgb */ color: rgb(66, 62, 200);
/* oklch */ color: oklch(46.3% 0.206 276.0);

Tailwind

colors: {
  custom: {
    50: '#8774da',
    500: '#423ec8',
    950: '#000000',
  },
}

SCSS

$custom: #423ec8;
$custom-light: #8774da;
$custom-dark: #000000;

JSON

{
  "hex": "#423ec8",
  "rgb": {
    "r": 66,
    "g": 62,
    "b": 200
  },
  "hsl": {
    "h": 241.739,
    "s": 55.645,
    "l": 51.373
  },
  "oklch": {
    "l": 0.46299,
    "c": 0.20606,
    "h": 276
  },
  "luminance": 0.08774
}

Semantic roles & 50–950 ramp

primary

#423EC8

secondary

#CECF92

accent

#DF49DB

background

#F9F7FD

surface

#F1EDFB

border

#CBC8D4

text

#0D0815

muted

#7E7B83

Preview Lab

Preview with #423EC8

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

Preview Lab → · Contrast checker → · Palette generator →