#424BD8#424BD8

#424BD8 is a mid, highly saturated blue. Relative luminance 0.111; OKLCH L 49.8% C 0.212 H 273.0°. Best body text is #FFFFFF at 6.50:1 contrast (WCAG AA passes).

Color values

HEX#424BD8
RGBrgb(66, 75, 216)
HSLhsl(236, 66%, 55%)
HSVhsv(236, 69%, 85%)
CMYKcmyk(69.4%, 65.3%, 0%, 15.3%)
CIE-LABlab(39.83, 41.93, -73.18)
CIE-LCHlch(39.83, 84.34, 299.81°)
OKLaboklab(49.84% 0.0111 -0.2114)
OKLCHoklch(49.84% 0.212 273)
XYZxyz(17.1534, 11.1466, 66.2000)
Luminance0.1115 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#424BD8 #D8CF42
analogous
#4296D8 #424BD8 #8442D8
triadic
#424BD8 #D8424B #4BD842
tetradic
#424BD8 #D84296 #D8CF42 #42D884
square
#424BD8 #D84296 #D8CF42 #42D884
split-complementary
#424BD8 #D88442 #96D842
monochromatic
#1B2284 #262EB7 #424BD8 #757BE2 #A7ACED

Accessibility & contrast

On white

6.50
#424BD8 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.23
#424BD8 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #424BD8
6.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##424BD8#FFFFFF#000000##FFFFFF
##424BD81.006.503.236.50
#FFFFFF6.501.0021.001.00
#0000003.2321.001.0021.00
##FFFFFF6.501.0021.001.00

Color blindness preview

Protanopia (red-blind)
#0065DC
Deuteranopia (green-blind)
#0057D5
Tritanopia (blue-blind)
#00708B
Achromatopsia (no color)
#5E5E5E

Design tokens & code

CSS
--color: #424bd8;
/* rgb */ color: rgb(66, 75, 216);
/* oklch */ color: oklch(49.8% 0.212 273.0);
Tailwind
colors: {
  custom: {
    50: '#8a7de5',
    500: '#424bd8',
    950: '#000000',
  },
}
SCSS
$custom: #424bd8;
$custom-light: #8a7de5;
$custom-dark: #000000;
JSON
{
  "hex": "#424bd8",
  "rgb": {
    "r": 66,
    "g": 75,
    "b": 216
  },
  "hsl": {
    "h": 236.4,
    "s": 65.789,
    "l": 55.294
  },
  "oklch": {
    "l": 0.49836,
    "c": 0.2117,
    "h": 273
  },
  "luminance": 0.11148
}

Semantic roles & 50–950 ramp

primary
#424BD8
secondary
#DAD69C
accent
#DF3FE9
background
#F9F7FE
surface
#F2EEFC
border
#CCC9D5
text
#0D0A16
muted
#7E7C84

Preview Lab

Preview with #424BD8

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

Preview Lab → · Contrast checker → · Palette generator →

#424BD8 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva