#688AF8#688AF8

#688AF8 is a light, vivid blue. Relative luminance 0.279; OKLCH L 66.1% C 0.168 H 268.6°. Best body text is #000000 at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#688AF8
RGB	rgb(104, 138, 248)
HSL	hsl(226, 91%, 69%)
HSV	hsv(226, 58%, 97%)
CMYK	cmyk(58.1%, 44.4%, 0%, 2.7%)
CIE-LAB	lab(59.79, 20.18, -58.74)
CIE-LCH	lch(59.79, 62.11, 288.96°)
OKLab	oklab(66.06% -0.0041 -0.1675)
OKLCH	oklch(66.06% 0.168 268.6)
XYZ	xyz(31.7350, 27.8948, 92.5006)
Luminance	0.2790 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688AF8 #F8D668

analogous

#68D2F8 #688AF8 #8E68F8

triadic

#688AF8 #F8688A #8AF868

tetradic

#688AF8 #F868D2 #F8D668 #68F88E

square

#688AF8 #F868D2 #F8D668 #68F88E

split-complementary

#688AF8 #F88E68 #D2F868

monochromatic

#0A3CDB #2E5DF5 #688AF8 #A2B7FB #DDE5FD

Accessibility & contrast

On white

3.19

#688AF8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.58

#688AF8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688AF8

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688AF8	#FFFFFF	#000000	##000000
##688AF8	1.00	3.19	6.58	6.58
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.58	21.00	1.00	1.00
##000000	6.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5797FC

Deuteranopia (green-blind)

#438AF6

Tritanopia (blue-blind)

#00A3B5

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #688af8;
/* rgb */ color: rgb(104, 138, 248);
/* oklch */ color: oklch(66.1% 0.168 268.6);

Tailwind

colors: {
  custom: {
    50: '#9eabfb',
    500: '#688af8',
    950: '#000000',
  },
}

SCSS

$custom: #688af8;
$custom-light: #9eabfb;
$custom-dark: #000000;

JSON

{
  "hex": "#688af8",
  "rgb": {
    "r": 104,
    "g": 138,
    "b": 248
  },
  "hsl": {
    "h": 225.833,
    "s": 91.139,
    "l": 69.02
  },
  "oklch": {
    "l": 0.66064,
    "c": 0.16751,
    "h": 268.6
  },
  "luminance": 0.27897
}

Semantic roles & 50–950 ramp

primary

#688AF8

secondary

#F3E9C9

accent

#AF00E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #688AF8

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

Preview Lab → · Contrast checker → · Palette generator →