#688FF0#688FF0

#688FF0 is a light, vivid blue. Relative luminance 0.289; OKLCH L 66.6% C 0.151 H 265.9°. Best body text is #000000 at 6.78:1 contrast (WCAG AA passes).

Color values

HEX	#688FF0
RGB	rgb(104, 143, 240)
HSL	hsl(223, 82%, 67%)
HSV	hsv(223, 57%, 94%)
CMYK	cmyk(56.7%, 40.4%, 0%, 5.9%)
CIE-LAB	lab(60.67, 14.63, -52.93)
CIE-LCH	lch(60.67, 54.91, 285.45°)
OKLab	oklab(66.6% -0.0107 -0.1504)
OKLCH	oklch(66.6% 0.151 265.9)
XYZ	xyz(31.2542, 28.8768, 86.3480)
Luminance	0.2888 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688FF0 #F0C968

analogous

#68D3F0 #688FF0 #8568F0

triadic

#688FF0 #F0688F #8FF068

tetradic

#688FF0 #F068D3 #F0C968 #68F085

square

#688FF0 #F068D3 #F0C968 #68F085

split-complementary

#688FF0 #F08568 #D3F068

monochromatic

#1448CA #3066EA #688FF0 #A0B8F6 #D7E2FB

Accessibility & contrast

On white

3.10

#688FF0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.78

#688FF0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688FF0

6.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688FF0	#FFFFFF	#000000	##000000
##688FF0	1.00	3.10	6.78	6.78
#FFFFFF	3.10	1.00	21.00	21.00
#000000	6.78	21.00	1.00	1.00
##000000	6.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6699F4

Deuteranopia (green-blind)

#548DEE

Tritanopia (blue-blind)

#00A4B4

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #688ff0;
/* rgb */ color: rgb(104, 143, 240);
/* oklch */ color: oklch(66.6% 0.151 265.9);

Tailwind

colors: {
  custom: {
    50: '#9daff5',
    500: '#688ff0',
    950: '#000000',
  },
}

SCSS

$custom: #688ff0;
$custom-light: #9daff5;
$custom-dark: #000000;

JSON

{
  "hex": "#688ff0",
  "rgb": {
    "r": 104,
    "g": 143,
    "b": 240
  },
  "hsl": {
    "h": 222.794,
    "s": 81.928,
    "l": 67.451
  },
  "oklch": {
    "l": 0.66598,
    "c": 0.15074,
    "h": 265.9
  },
  "luminance": 0.28879
}

Semantic roles & 50–950 ramp

primary

#688FF0

secondary

#EFE3C5

accent

#A107DE

background

#FAFAFF

surface

#F4F4FE

border

#CECED6

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #688FF0

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

Preview Lab → · Contrast checker → · Palette generator →