#688EF7#688EF7

#688EF7 is a light, vivid blue. Relative luminance 0.290; OKLCH L 66.8% C 0.161 H 267.0°. Best body text is #000000 at 6.80:1 contrast (WCAG AA passes).

Color values

HEX	#688EF7
RGB	rgb(104, 142, 247)
HSL	hsl(224, 90%, 69%)
HSV	hsv(224, 58%, 97%)
CMYK	cmyk(57.9%, 42.5%, 0%, 3.1%)
CIE-LAB	lab(60.78, 17.47, -56.61)
CIE-LCH	lch(60.78, 59.24, 287.15°)
OKLab	oklab(66.81% -0.0084 -0.1612)
OKLCH	oklch(66.81% 0.161 267)
XYZ	xyz(32.1647, 29.0018, 91.8806)
Luminance	0.2900 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688EF7 #F7D168

analogous

#68D6F7 #688EF7 #8A68F7

triadic

#688EF7 #F7688E #8EF768

tetradic

#688EF7 #F768D6 #F7D168 #68F78A

square

#688EF7 #F768D6 #F7D168 #68F78A

split-complementary

#688EF7 #F78A68 #D6F768

monochromatic

#0C42D9 #2E63F4 #688EF7 #A2B9FA #DCE5FD

Accessibility & contrast

On white

3.09

#688EF7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.80

#688EF7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688EF7

6.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688EF7	#FFFFFF	#000000	##000000
##688EF7	1.00	3.09	6.80	6.80
#FFFFFF	3.09	1.00	21.00	21.00
#000000	6.80	21.00	1.00	1.00
##000000	6.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F99FB

Deuteranopia (green-blind)

#4C8DF5

Tritanopia (blue-blind)

#00A5B6

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #688ef7;
/* rgb */ color: rgb(104, 142, 247);
/* oklch */ color: oklch(66.8% 0.161 267.0);

Tailwind

colors: {
  custom: {
    50: '#9eaefa',
    500: '#688ef7',
    950: '#000000',
  },
}

SCSS

$custom: #688ef7;
$custom-light: #9eaefa;
$custom-dark: #000000;

JSON

{
  "hex": "#688ef7",
  "rgb": {
    "r": 104,
    "g": 142,
    "b": 247
  },
  "hsl": {
    "h": 224.056,
    "s": 89.937,
    "l": 68.824
  },
  "oklch": {
    "l": 0.66805,
    "c": 0.16138,
    "h": 267
  },
  "luminance": 0.29004
}

Semantic roles & 50–950 ramp

primary

#688EF7

secondary

#F3E7C8

accent

#A900E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #688EF7

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

Preview Lab → · Contrast checker → · Palette generator →