#688AF5#688AF5

#688AF5 is a light, vivid blue. Relative luminance 0.277; OKLCH L 65.9% C 0.163 H 268.4°. Best body text is #000000 at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#688AF5
RGB	rgb(104, 138, 245)
HSL	hsl(226, 88%, 68%)
HSV	hsv(226, 58%, 96%)
CMYK	cmyk(57.6%, 43.7%, 0%, 3.9%)
CIE-LAB	lab(59.63, 19.21, -57.36)
CIE-LCH	lch(59.63, 60.49, 288.52°)
OKLab	oklab(65.88% -0.0046 -0.1634)
OKLCH	oklch(65.88% 0.163 268.4)
XYZ	xyz(31.2733, 27.7101, 90.0691)
Luminance	0.2771 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688AF5 #F5D368

analogous

#68D0F5 #688AF5 #8C68F5

triadic

#688AF5 #F5688A #8AF568

tetradic

#688AF5 #F568D0 #F5D368 #68F58C

square

#688AF5 #F568D0 #F5D368 #68F58C

split-complementary

#688AF5 #F58C68 #D0F568

monochromatic

#0E3ED5 #2F5EF1 #688AF5 #A1B6F9 #DBE3FD

Accessibility & contrast

On white

3.21

#688AF5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.54

#688AF5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688AF5

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688AF5	#FFFFFF	#000000	##000000
##688AF5	1.00	3.21	6.54	6.54
#FFFFFF	3.21	1.00	21.00	21.00
#000000	6.54	21.00	1.00	1.00
##000000	6.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A96F9

Deuteranopia (green-blind)

#468AF3

Tritanopia (blue-blind)

#00A2B4

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #688af5;
/* rgb */ color: rgb(104, 138, 245);
/* oklch */ color: oklch(65.9% 0.163 268.4);

Tailwind

colors: {
  custom: {
    50: '#9dabf9',
    500: '#688af5',
    950: '#000000',
  },
}

SCSS

$custom: #688af5;
$custom-light: #9dabf9;
$custom-dark: #000000;

JSON

{
  "hex": "#688af5",
  "rgb": {
    "r": 104,
    "g": 138,
    "b": 245
  },
  "hsl": {
    "h": 225.532,
    "s": 87.578,
    "l": 68.431
  },
  "oklch": {
    "l": 0.65882,
    "c": 0.16345,
    "h": 268.4
  },
  "luminance": 0.27713
}

Semantic roles & 50–950 ramp

primary

#688AF5

secondary

#F2E7C7

accent

#AD01E4

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #688AF5

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

Preview Lab → · Contrast checker → · Palette generator →