#688AF3#688AF3

#688AF3 is a light, vivid blue. Relative luminance 0.276; OKLCH L 65.8% C 0.161 H 268.3°. Best body text is #000000 at 6.52:1 contrast (WCAG AA passes).

Color values

HEX	#688AF3
RGB	rgb(104, 138, 243)
HSL	hsl(225, 85%, 68%)
HSV	hsv(225, 57%, 95%)
CMYK	cmyk(57.2%, 43.2%, 0%, 4.7%)
CIE-LAB	lab(59.52, 18.56, -56.43)
CIE-LCH	lch(59.52, 59.40, 288.21°)
OKLab	oklab(65.76% -0.0049 -0.1607)
OKLCH	oklch(65.76% 0.161 268.3)
XYZ	xyz(30.9696, 27.5886, 88.4698)
Luminance	0.2759 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688AF3 #F3D168

analogous

#68CFF3 #688AF3 #8B68F3

triadic

#688AF3 #F3688A #8AF368

tetradic

#688AF3 #F368CF #F3D168 #68F38B

square

#688AF3 #F368CF #F3D168 #68F38B

split-complementary

#688AF3 #F38B68 #CFF368

monochromatic

#113FD0 #2F5EEE #688AF3 #A1B6F8 #D9E2FC

Accessibility & contrast

On white

3.22

#688AF3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.52

#688AF3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688AF3

6.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688AF3	#FFFFFF	#000000	##000000
##688AF3	1.00	3.22	6.52	6.52
#FFFFFF	3.22	1.00	21.00	21.00
#000000	6.52	21.00	1.00	1.00
##000000	6.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B96F7

Deuteranopia (green-blind)

#488AF1

Tritanopia (blue-blind)

#00A1B3

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #688af3;
/* rgb */ color: rgb(104, 138, 243);
/* oklch */ color: oklch(65.8% 0.161 268.3);

Tailwind

colors: {
  custom: {
    50: '#9dabf7',
    500: '#688af3',
    950: '#000000',
  },
}

SCSS

$custom: #688af3;
$custom-light: #9dabf7;
$custom-dark: #000000;

JSON

{
  "hex": "#688af3",
  "rgb": {
    "r": 104,
    "g": 138,
    "b": 243
  },
  "hsl": {
    "h": 225.324,
    "s": 85.276,
    "l": 68.039
  },
  "oklch": {
    "l": 0.65761,
    "c": 0.16074,
    "h": 268.3
  },
  "luminance": 0.27591
}

Semantic roles & 50–950 ramp

primary

#688AF3

secondary

#F1E6C6

accent

#AB04E2

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #688AF3

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

Preview Lab → · Contrast checker → · Palette generator →