#688DC3#688DC3

#688DC3 is a light, moderate blue. Relative luminance 0.259; OKLCH L 63.8% C 0.092 H 257.7°. Best body text is #000000 at 6.19:1 contrast (WCAG AA passes).

Color values

HEX#688DC3
RGBrgb(104, 141, 195)
HSLhsl(216, 43%, 59%)
HSVhsv(216, 47%, 76%)
CMYKcmyk(46.7%, 27.7%, 0%, 23.5%)
CIE-LABlab(57.97, 1.86, -32.04)
CIE-LCHlch(57.97, 32.09, 273.32°)
OKLaboklab(63.8% -0.0195 -0.0896)
OKLCHoklch(63.8% 0.092 257.7)
XYZxyz(25.0809, 25.9313, 55.3028)
Luminance0.2593 (WCAG relative)
Temperaturecool
Familyblue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#688DC3 #C39E68
analogous
#68BAC3 #688DC3 #7068C3
triadic
#688DC3 #C3688D #8DC368
tetradic
#688DC3 #C368BA #C39E68 #68C370
square
#688DC3 #C368BA #C39E68 #68C370
split-complementary
#688DC3 #C37068 #BAC368
monochromatic
#32517E #446DAA #688DC3 #94AED4 #C0CFE6

Accessibility & contrast

On white

3.39
#688DC3 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

6.19
#688DC3 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688DC3
6.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##688DC3#FFFFFF#000000##000000
##688DC31.003.396.196.19
#FFFFFF3.391.0021.0021.00
#0000006.1921.001.001.00
##0000006.1921.001.001.00

Color blindness preview

Protanopia (red-blind)
#7990C5
Deuteranopia (green-blind)
#6E87C2
Tritanopia (blue-blind)
#4399A0
Achromatopsia (no color)
#8B8B8B

Design tokens & code

CSS
--color: #688dc3;
/* rgb */ color: rgb(104, 141, 195);
/* oklch */ color: oklch(63.8% 0.092 257.7);
Tailwind
colors: {
  custom: {
    50: '#97aed5',
    500: '#688dc3',
    950: '#000000',
  },
}
SCSS
$custom: #688dc3;
$custom-light: #97aed5;
$custom-dark: #000000;
JSON
{
  "hex": "#688dc3",
  "rgb": {
    "r": 104,
    "g": 141,
    "b": 195
  },
  "hsl": {
    "h": 215.604,
    "s": 43.128,
    "l": 58.627
  },
  "oklch": {
    "l": 0.63796,
    "c": 0.09168,
    "h": 257.7
  },
  "luminance": 0.25933
}

Semantic roles & 50–950 ramp

primary
#688DC3
secondary
#D5C7B1
accent
#A055D3
background
#F9FAFD
surface
#F2F4FA
border
#CCCED3
text
#0E1014
muted
#7E7F83

Preview Lab

Preview with #688DC3

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

Preview Lab → · Contrast checker → · Palette generator →

#688DC3 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva