#688BFC#688BFC

#688BFC is a light, vivid blue. Relative luminance 0.284; OKLCH L 66.5% C 0.172 H 268.5°. Best body text is #000000 at 6.69:1 contrast (WCAG AA passes).

Color values

HEX	#688BFC
RGB	rgb(104, 139, 252)
HSL	hsl(226, 96%, 70%)
HSV	hsv(226, 59%, 99%)
CMYK	cmyk(58.7%, 44.8%, 0%, 1.2%)
CIE-LAB	lab(60.28, 20.87, -60.16)
CIE-LCH	lch(60.28, 63.68, 289.13°)
OKLab	oklab(66.51% -0.0045 -0.1716)
OKLCH	oklch(66.51% 0.172 268.5)
XYZ	xyz(32.5063, 28.4339, 95.8519)
Luminance	0.2844 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688BFC #FCD968

analogous

#68D5FC #688BFC #8F68FC

triadic

#688BFC #FC688B #8BFC68

tetradic

#688BFC #FC68D5 #FCD968 #68FC8F

square

#688BFC #FC68D5 #FCD968 #68FC8F

split-complementary

#688BFC #FC8F68 #D5FC68

monochromatic

#053AE5 #2C5DFB #688BFC #A4B9FD #E0E7FE

Accessibility & contrast

On white

3.14

#688BFC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.69

#688BFC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688BFC

6.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688BFC	#FFFFFF	#000000	##000000
##688BFC	1.00	3.14	6.69	6.69
#FFFFFF	3.14	1.00	21.00	21.00
#000000	6.69	21.00	1.00	1.00
##000000	6.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5698FF

Deuteranopia (green-blind)

#408BFA

Tritanopia (blue-blind)

#00A4B7

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #688bfc;
/* rgb */ color: rgb(104, 139, 252);
/* oklch */ color: oklch(66.5% 0.172 268.5);

Tailwind

colors: {
  custom: {
    50: '#9eacfe',
    500: '#688bfc',
    950: '#000000',
  },
}

SCSS

$custom: #688bfc;
$custom-light: #9eacfe;
$custom-dark: #000000;

JSON

{
  "hex": "#688bfc",
  "rgb": {
    "r": 104,
    "g": 139,
    "b": 252
  },
  "hsl": {
    "h": 225.811,
    "s": 96.104,
    "l": 69.804
  },
  "oklch": {
    "l": 0.66508,
    "c": 0.17169,
    "h": 268.5
  },
  "luminance": 0.28437
}

Semantic roles & 50–950 ramp

primary

#688BFC

secondary

#F5EBCB

accent

#AF00E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#101018

muted

#7F7F86

Preview Lab

Preview with #688BFC

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

Preview Lab → · Contrast checker → · Palette generator →