#4281DE#4281DE

#4281DE is a mid, vivid blue. Relative luminance 0.221; OKLCH L 60.8% C 0.156 H 258.2°. Best body text is #000000 at 5.43:1 contrast (WCAG AA passes).

Color values

HEX#4281DE
RGBrgb(66, 129, 222)
HSLhsl(216, 70%, 56%)
HSVhsv(216, 70%, 87%)
CMYKcmyk(70.3%, 41.9%, 0%, 12.9%)
CIE-LABlab(54.16, 10.39, -53.38)
CIE-LCHlch(54.16, 54.38, 281.01°)
OKLaboklab(60.78% -0.0319 -0.1525)
OKLCHoklch(60.78% 0.156 258.2)
XYZxyz(23.2771, 22.1302, 72.1379)
Luminance0.2213 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#4281DE #DE9F42
analogous
#42CFDE #4281DE #5142DE
triadic
#4281DE #DE4281 #81DE42
tetradic
#4281DE #DE42CF #DE9F42 #42DE51
square
#4281DE #DE42CF #DE9F42 #42DE51
split-complementary
#4281DE #DE5142 #CFDE42
monochromatic
#19488D #2262C1 #4281DE #76A4E7 #AAC6F0

Accessibility & contrast

On white

3.87
#4281DE on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.43
#4281DE on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4281DE
5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##4281DE#FFFFFF#000000##000000
##4281DE1.003.875.435.43
#FFFFFF3.871.0021.0021.00
#0000005.4321.001.001.00
##0000005.4321.001.001.00

Color blindness preview

Protanopia (red-blind)
#5489E2
Deuteranopia (green-blind)
#3A7BDC
Tritanopia (blue-blind)
#0097A5
Achromatopsia (no color)
#818181

Design tokens & code

CSS
--color: #4281de;
/* rgb */ color: rgb(66, 129, 222);
/* oklch */ color: oklch(60.8% 0.156 258.2);
Tailwind
colors: {
  custom: {
    50: '#88a5e9',
    500: '#4281de',
    950: '#000000',
  },
}
SCSS
$custom: #4281de;
$custom-light: #88a5e9;
$custom-dark: #000000;
JSON
{
  "hex": "#4281de",
  "rgb": {
    "r": 66,
    "g": 129,
    "b": 222
  },
  "hsl": {
    "h": 215.769,
    "s": 70.27,
    "l": 56.471
  },
  "oklch": {
    "l": 0.60784,
    "c": 0.1558,
    "h": 258.2
  },
  "luminance": 0.22133
}

Semantic roles & 50–950 ramp

primary
#4281DE
secondary
#DEC49E
accent
#A53BED
background
#F9FAFE
surface
#F1F4FD
border
#CBCED5
text
#0D0F16
muted
#7E7F84

Preview Lab

Preview with #4281DE

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

Preview Lab → · Contrast checker → · Palette generator →

#4281DE Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva