#427DD6#427DD6

#427DD6 is a mid, vivid blue. Relative luminance 0.207; OKLCH L 59.4% C 0.150 H 258.5°. Best body text is #000000 at 5.14:1 contrast (WCAG AA passes).

Color values

HEX#427DD6
RGBrgb(66, 125, 214)
HSLhsl(216, 64%, 55%)
HSVhsv(216, 69%, 84%)
CMYKcmyk(69.2%, 41.6%, 0%, 16.1%)
CIE-LABlab(52.60, 9.99, -51.38)
CIE-LCHlch(52.60, 52.34, 281.00°)
OKLaboklab(59.42% -0.0298 -0.1467)
OKLCHoklch(59.42% 0.15 258.5)
XYZxyz(21.7136, 20.6783, 66.4523)
Luminance0.2068 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#427DD6 #D69B42
analogous
#42C7D6 #427DD6 #5142D6
triadic
#427DD6 #D6427D #7DD642
tetradic
#427DD6 #D642C7 #D69B42 #42D651
square
#427DD6 #D642C7 #D69B42 #42D651
split-complementary
#427DD6 #D65142 #C7D642
monochromatic
#1C4582 #275FB4 #427DD6 #74A0E1 #A7C2EC

Accessibility & contrast

On white

4.09
#427DD6 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.14
#427DD6 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #427DD6
5.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##427DD6#FFFFFF#000000##000000
##427DD61.004.095.145.14
#FFFFFF4.091.0021.0021.00
#0000005.1421.001.001.00
##0000005.1421.001.001.00

Color blindness preview

Protanopia (red-blind)
#5385D9
Deuteranopia (green-blind)
#3B77D4
Tritanopia (blue-blind)
#00929F
Achromatopsia (no color)
#7D7D7D

Design tokens & code

CSS
--color: #427dd6;
/* rgb */ color: rgb(66, 125, 214);
/* oklch */ color: oklch(59.4% 0.150 258.5);
Tailwind
colors: {
  custom: {
    50: '#87a2e3',
    500: '#427dd6',
    950: '#000000',
  },
}
SCSS
$custom: #427dd6;
$custom-light: #87a2e3;
$custom-dark: #000000;
JSON
{
  "hex": "#427dd6",
  "rgb": {
    "r": 66,
    "g": 125,
    "b": 214
  },
  "hsl": {
    "h": 216.081,
    "s": 64.348,
    "l": 54.902
  },
  "oklch": {
    "l": 0.59422,
    "c": 0.1497,
    "h": 258.5
  },
  "luminance": 0.20681
}

Semantic roles & 50–950 ramp

primary
#427DD6
secondary
#D9C09B
accent
#A540E7
background
#F8F9FD
surface
#F0F2FB
border
#CBCCD4
text
#0D0F15
muted
#7D7E83

Preview Lab

Preview with #427DD6

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

Preview Lab → · Contrast checker → · Palette generator →

#427DD6 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva