#688CE2#688CE2

#688CE2 is a light, vivid blue. Relative luminance 0.272; OKLCH L 65.2% C 0.135 H 265.6°. Best body text is #000000 at 6.44:1 contrast (WCAG AA passes).

Color values

HEX	#688CE2
RGB	rgb(104, 140, 226)
HSL	hsl(222, 68%, 65%)
HSV	hsv(222, 54%, 89%)
CMYK	cmyk(54%, 38.1%, 0%, 11.4%)
CIE-LAB	lab(59.15, 11.96, -47.59)
CIE-LCH	lch(59.15, 49.06, 284.10°)
OKLab	oklab(65.19% -0.0103 -0.1347)
OKLCH	oklch(65.19% 0.135 265.6)
XYZ	xyz(28.8099, 27.1881, 75.6664)
Luminance	0.2719 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688CE2 #E2BE68

analogous

#68C9E2 #688CE2 #8168E2

triadic

#688CE2 #E2688C #8CE268

tetradic

#688CE2 #E268C9 #E2BE68 #68E281

square

#688CE2 #E268C9 #E2BE68 #68E281

split-complementary

#688CE2 #E28168 #C9E268

monochromatic

#214BAE #3565D8 #688CE2 #9BB3EC #CFDAF6

Accessibility & contrast

On white

3.26

#688CE2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.44

#688CE2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688CE2

6.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688CE2	#FFFFFF	#000000	##000000
##688CE2	1.00	3.26	6.44	6.44
#FFFFFF	3.26	1.00	21.00	21.00
#000000	6.44	21.00	1.00	1.00
##000000	6.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6994E5

Deuteranopia (green-blind)

#5A89E0

Tritanopia (blue-blind)

#249FAC

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #688ce2;
/* rgb */ color: rgb(104, 140, 226);
/* oklch */ color: oklch(65.2% 0.135 265.6);

Tailwind

colors: {
  custom: {
    50: '#9badeb',
    500: '#688ce2',
    950: '#000000',
  },
}

SCSS

$custom: #688ce2;
$custom-light: #9badeb;
$custom-dark: #000000;

JSON

{
  "hex": "#688ce2",
  "rgb": {
    "r": 104,
    "g": 140,
    "b": 226
  },
  "hsl": {
    "h": 222.295,
    "s": 67.778,
    "l": 64.706
  },
  "oklch": {
    "l": 0.65186,
    "c": 0.13514,
    "h": 265.6
  },
  "luminance": 0.2719
}

Semantic roles & 50–950 ramp

primary

#688CE2

secondary

#E8DBBE

accent

#9916D0

background

#FAFAFE

surface

#F3F4FD

border

#CDCED5

text

#0F1016

muted

#7F7F84

Preview Lab

Preview with #688CE2

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

Preview Lab → · Contrast checker → · Palette generator →