#688FE6#688FE6

#688FE6 is a light, vivid blue. Relative luminance 0.283; OKLCH L 66.0% C 0.137 H 264.7°. Best body text is #000000 at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#688FE6
RGB	rgb(104, 143, 230)
HSL	hsl(221, 72%, 65%)
HSV	hsv(221, 55%, 90%)
CMYK	cmyk(54.8%, 37.8%, 0%, 9.8%)
CIE-LAB	lab(60.16, 11.44, -48.21)
CIE-LCH	lch(60.16, 49.55, 283.35°)
OKLab	oklab(66.03% -0.0127 -0.1365)
OKLCH	oklch(66.03% 0.137 264.7)
XYZ	xyz(29.8095, 28.2989, 78.7389)
Luminance	0.2830 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688FE6 #E6BF68

analogous

#68CEE6 #688FE6 #8068E6

triadic

#688FE6 #E6688F #8FE668

tetradic

#688FE6 #E668CE #E6BF68 #68E680

square

#688FE6 #E668CE #E6BF68 #68E680

split-complementary

#688FE6 #E68068 #CEE668

monochromatic

#1E4DB6 #3368DD #688FE6 #9DB6EF #D1DDF7

Accessibility & contrast

On white

3.15

#688FE6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.66

#688FE6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688FE6

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688FE6	#FFFFFF	#000000	##000000
##688FE6	1.00	3.15	6.66	6.66
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.66	21.00	1.00	1.00
##000000	6.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B97E9

Deuteranopia (green-blind)

#5C8CE4

Tritanopia (blue-blind)

#1BA2AF

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #688fe6;
/* rgb */ color: rgb(104, 143, 230);
/* oklch */ color: oklch(66.0% 0.137 264.7);

Tailwind

colors: {
  custom: {
    50: '#9bafee',
    500: '#688fe6',
    950: '#000000',
  },
}

SCSS

$custom: #688fe6;
$custom-light: #9bafee;
$custom-dark: #000000;

JSON

{
  "hex": "#688fe6",
  "rgb": {
    "r": 104,
    "g": 143,
    "b": 230
  },
  "hsl": {
    "h": 221.429,
    "s": 71.591,
    "l": 65.49
  },
  "oklch": {
    "l": 0.66033,
    "c": 0.13714,
    "h": 264.7
  },
  "luminance": 0.28301
}

Semantic roles & 50–950 ramp

primary

#688FE6

secondary

#EADDC0

accent

#9812D4

background

#FAFAFE

surface

#F3F4FD

border

#CDCED5

text

#0F1016

muted

#7F7F84

Preview Lab

Preview with #688FE6

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

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