#423EC4#423EC4

#423EC4 is a mid, highly saturated blue. Relative luminance 0.086; OKLCH L 45.9% C 0.201 H 276.3°. Best body text is #FFFFFF at 7.73:1 contrast (WCAG AA passes).

Color values

HEX#423EC4
RGBrgb(66, 62, 196)
HSLhsl(242, 53%, 51%)
HSVhsv(242, 68%, 77%)
CMYKcmyk(66.3%, 68.4%, 0%, 23.1%)
CIE-LABlab(35.18, 43.02, -69.22)
CIE-LCHlch(35.18, 81.50, 301.86°)
OKLaboklab(45.93% 0.0221 -0.1999)
OKLCHoklch(45.93% 0.201 276.3)
XYZxyz(13.9299, 8.5878, 53.1374)
Luminance0.0859 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#423EC4 #C0C43E
analogous
#3E7DC4 #423EC4 #853EC4
triadic
#423EC4 #C4423E #3EC442
tetradic
#423EC4 #C43E7D #C0C43E #3EC485
square
#423EC4 #C43E7D #C0C43E #3EC485
split-complementary
#423EC4 #C4853E #7DC43E
monochromatic
#222068 #312E97 #423EC4 #706DD2 #9E9CE1

Accessibility & contrast

On white

7.73
#423EC4 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.72
#423EC4 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #423EC4
7.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##423EC4#FFFFFF#000000##FFFFFF
##423EC41.007.732.727.73
#FFFFFF7.731.0021.001.00
#0000002.7221.001.0021.00
##FFFFFF7.731.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0059C8
Deuteranopia (green-blind)
#004DC1
Tritanopia (blue-blind)
#00627C
Achromatopsia (no color)
#535353

Design tokens & code

CSS
--color: #423ec4;
/* rgb */ color: rgb(66, 62, 196);
/* oklch */ color: oklch(45.9% 0.201 276.3);
Tailwind
colors: {
  custom: {
    50: '#8774d7',
    500: '#423ec4',
    950: '#000000',
  },
}
SCSS
$custom: #423ec4;
$custom-light: #8774d7;
$custom-dark: #000000;
JSON
{
  "hex": "#423ec4",
  "rgb": {
    "r": 66,
    "g": 62,
    "b": 196
  },
  "hsl": {
    "h": 241.791,
    "s": 53.175,
    "l": 50.588
  },
  "oklch": {
    "l": 0.45926,
    "c": 0.20107,
    "h": 276.3
  },
  "luminance": 0.08589
}

Semantic roles & 50–950 ramp

primary
#423EC4
secondary
#CBCD91
accent
#DD4BD8
background
#F9F7FD
surface
#F1EDFA
border
#CBC8D3
text
#0D0815
muted
#7E7B83

Preview Lab

Preview with #423EC4

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

Preview Lab → · Contrast checker → · Palette generator →

#423EC4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva