#678FE7#678FE7

#678FE7 is a light, vivid blue. Relative luminance 0.283; OKLCH L 66.0% C 0.139 H 264.4°. Best body text is #000000 at 6.66:1 contrast (WCAG AA passes).

Color values

HEX#678FE7
RGBrgb(103, 143, 231)
HSLhsl(221, 73%, 65%)
HSVhsv(221, 55%, 91%)
CMYKcmyk(55.4%, 38.1%, 0%, 9.4%)
CIE-LABlab(60.15, 11.55, -48.77)
CIE-LCHlch(60.15, 50.12, 283.33°)
OKLaboklab(66.03% -0.0134 -0.1382)
OKLCHoklch(66.03% 0.139 264.4)
XYZxyz(29.8349, 28.2957, 79.4752)
Luminance0.2830 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#678FE7 #E7BF67
analogous
#67CFE7 #678FE7 #7F67E7
triadic
#678FE7 #E7678F #8FE767
tetradic
#678FE7 #E767CF #E7BF67 #67E77F
square
#678FE7 #E767CF #E7BF67 #67E77F
split-complementary
#678FE7 #E77F67 #CFE767
monochromatic
#1D4DB7 #3268DF #678FE7 #9CB6EF #D1DDF8

Accessibility & contrast

On white

3.15
#678FE7 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.66
#678FE7 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678FE7
6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##678FE7#FFFFFF#000000##000000
##678FE71.003.156.666.66
#FFFFFF3.151.0021.0021.00
#0000006.6621.001.001.00
##0000006.6621.001.001.00

Color blindness preview

Protanopia (red-blind)
#6B97EB
Deuteranopia (green-blind)
#5B8CE5
Tritanopia (blue-blind)
#13A2B0
Achromatopsia (no color)
#919191

Design tokens & code

CSS
--color: #678fe7;
/* rgb */ color: rgb(103, 143, 231);
/* oklch */ color: oklch(66.0% 0.139 264.4);
Tailwind
colors: {
  custom: {
    50: '#9bafef',
    500: '#678fe7',
    950: '#000000',
  },
}
SCSS
$custom: #678fe7;
$custom-light: #9bafef;
$custom-dark: #000000;
JSON
{
  "hex": "#678fe7",
  "rgb": {
    "r": 103,
    "g": 143,
    "b": 231
  },
  "hsl": {
    "h": 221.25,
    "s": 72.727,
    "l": 65.49
  },
  "oklch": {
    "l": 0.66033,
    "c": 0.13887,
    "h": 264.4
  },
  "luminance": 0.28298
}

Semantic roles & 50–950 ramp

primary
#678FE7
secondary
#EADDBF
accent
#9811D5
background
#FAFAFE
surface
#F3F4FD
border
#CDCED5
text
#0F1016
muted
#7F7F84

Preview Lab

Preview with #678FE7

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

Preview Lab → · Contrast checker → · Palette generator →

#678FE7 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva