#688AE4#688AE4

#688AE4 is a light, vivid blue. Relative luminance 0.267; OKLCH L 64.9% C 0.140 H 266.9°. Best body text is #000000 at 6.34:1 contrast (WCAG AA passes).

Color values

HEX	#688AE4
RGB	rgb(104, 138, 228)
HSL	hsl(224, 70%, 65%)
HSV	hsv(224, 54%, 89%)
CMYK	cmyk(54.4%, 39.5%, 0%, 10.6%)
CIE-LAB	lab(58.71, 13.78, -49.39)
CIE-LCH	lch(58.71, 51.27, 285.59°)
OKLab	oklab(64.88% -0.0076 -0.14)
OKLCH	oklch(64.88% 0.14 266.9)
XYZ	xyz(28.7963, 26.7193, 77.0236)
Luminance	0.2672 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688AE4 #E4C268

analogous

#68C8E4 #688AE4 #8468E4

triadic

#688AE4 #E4688A #8AE468

tetradic

#688AE4 #E468C8 #E4C268 #68E484

square

#688AE4 #E468C8 #E4C268 #68E484

split-complementary

#688AE4 #E48468 #C8E468

monochromatic

#2048B2 #3462DB #688AE4 #9CB2ED #D0DAF7

Accessibility & contrast

On white

3.31

#688AE4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.34

#688AE4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688AE4

6.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688AE4	#FFFFFF	#000000	##000000
##688AE4	1.00	3.31	6.34	6.34
#FFFFFF	3.31	1.00	21.00	21.00
#000000	6.34	21.00	1.00	1.00
##000000	6.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6593E8

Deuteranopia (green-blind)

#5688E2

Tritanopia (blue-blind)

#219EAC

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #688ae4;
/* rgb */ color: rgb(104, 138, 228);
/* oklch */ color: oklch(64.9% 0.140 266.9);

Tailwind

colors: {
  custom: {
    50: '#9babed',
    500: '#688ae4',
    950: '#000000',
  },
}

SCSS

$custom: #688ae4;
$custom-light: #9babed;
$custom-dark: #000000;

JSON

{
  "hex": "#688ae4",
  "rgb": {
    "r": 104,
    "g": 138,
    "b": 228
  },
  "hsl": {
    "h": 223.548,
    "s": 69.663,
    "l": 65.098
  },
  "oklch": {
    "l": 0.64884,
    "c": 0.14025,
    "h": 266.9
  },
  "luminance": 0.26721
}

Semantic roles & 50–950 ramp

primary

#688AE4

secondary

#E9DDBF

accent

#9E14D2

background

#FAFAFE

surface

#F3F4FD

border

#CDCED5

text

#0F1016

muted

#7F7F84

Preview Lab

Preview with #688AE4

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

Preview Lab → · Contrast checker → · Palette generator →