#688CFC#688CFC

#688CFC is a light, vivid blue. Relative luminance 0.287; OKLCH L 66.7% C 0.170 H 268.1°. Best body text is #000000 at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#688CFC
RGB	rgb(104, 140, 252)
HSL	hsl(225, 96%, 70%)
HSV	hsv(225, 59%, 99%)
CMYK	cmyk(58.7%, 44.4%, 0%, 1.2%)
CIE-LAB	lab(60.54, 20.28, -59.75)
CIE-LCH	lch(60.54, 63.10, 288.74°)
OKLab	oklab(66.71% -0.0055 -0.1704)
OKLCH	oklch(66.71% 0.17 268.1)
XYZ	xyz(32.6518, 28.7248, 95.9004)
Luminance	0.2873 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688CFC #FCD868

analogous

#68D6FC #688CFC #8E68FC

triadic

#688CFC #FC688C #8CFC68

tetradic

#688CFC #FC68D6 #FCD868 #68FC8E

square

#688CFC #FC68D6 #FCD868 #68FC8E

split-complementary

#688CFC #FC8E68 #D6FC68

monochromatic

#053BE5 #2C5EFB #688CFC #A4BAFD #E0E7FE

Accessibility & contrast

On white

3.11

#688CFC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.75

#688CFC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688CFC

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688CFC	#FFFFFF	#000000	##000000
##688CFC	1.00	3.11	6.75	6.75
#FFFFFF	3.11	1.00	21.00	21.00
#000000	6.75	21.00	1.00	1.00
##000000	6.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5899FF

Deuteranopia (green-blind)

#428CFA

Tritanopia (blue-blind)

#00A5B8

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #688cfc;
/* rgb */ color: rgb(104, 140, 252);
/* oklch */ color: oklch(66.7% 0.170 268.1);

Tailwind

colors: {
  custom: {
    50: '#9eadfe',
    500: '#688cfc',
    950: '#000000',
  },
}

SCSS

$custom: #688cfc;
$custom-light: #9eadfe;
$custom-dark: #000000;

JSON

{
  "hex": "#688cfc",
  "rgb": {
    "r": 104,
    "g": 140,
    "b": 252
  },
  "hsl": {
    "h": 225.405,
    "s": 96.104,
    "l": 69.804
  },
  "oklch": {
    "l": 0.66706,
    "c": 0.17049,
    "h": 268.1
  },
  "luminance": 0.28727
}

Semantic roles & 50–950 ramp

primary

#688CFC

secondary

#F5EBCB

accent

#AE00E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#101018

muted

#7F7F86

Preview Lab

Preview with #688CFC

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

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