#688DF8#688DF8

#688DF8 is a light, vivid blue. Relative luminance 0.288; OKLCH L 66.7% C 0.164 H 267.5°. Best body text is #000000 at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#688DF8
RGB	rgb(104, 141, 248)
HSL	hsl(225, 91%, 69%)
HSV	hsv(225, 58%, 97%)
CMYK	cmyk(58.1%, 43.1%, 0%, 2.7%)
CIE-LAB	lab(60.58, 18.39, -57.49)
CIE-LCH	lch(60.58, 60.36, 287.74°)
OKLab	oklab(66.66% -0.0072 -0.1638)
OKLCH	oklch(66.66% 0.164 267.5)
XYZ	xyz(32.1714, 28.7675, 92.6461)
Luminance	0.2877 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688DF8 #F8D368

analogous

#68D5F8 #688DF8 #8B68F8

triadic

#688DF8 #F8688D #8DF868

tetradic

#688DF8 #F868D5 #F8D368 #68F88B

square

#688DF8 #F868D5 #F8D368 #68F88B

split-complementary

#688DF8 #F88B68 #D5F868

monochromatic

#0A40DB #2E61F5 #688DF8 #A2B9FB #DDE5FD

Accessibility & contrast

On white

3.11

#688DF8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.75

#688DF8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688DF8

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688DF8	#FFFFFF	#000000	##000000
##688DF8	1.00	3.11	6.75	6.75
#FFFFFF	3.11	1.00	21.00	21.00
#000000	6.75	21.00	1.00	1.00
##000000	6.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D99FC

Deuteranopia (green-blind)

#498CF6

Tritanopia (blue-blind)

#00A5B6

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #688df8;
/* rgb */ color: rgb(104, 141, 248);
/* oklch */ color: oklch(66.7% 0.164 267.5);

Tailwind

colors: {
  custom: {
    50: '#9eadfb',
    500: '#688df8',
    950: '#000000',
  },
}

SCSS

$custom: #688df8;
$custom-light: #9eadfb;
$custom-dark: #000000;

JSON

{
  "hex": "#688df8",
  "rgb": {
    "r": 104,
    "g": 141,
    "b": 248
  },
  "hsl": {
    "h": 224.583,
    "s": 91.139,
    "l": 69.02
  },
  "oklch": {
    "l": 0.66663,
    "c": 0.16392,
    "h": 267.5
  },
  "luminance": 0.2877
}

Semantic roles & 50–950 ramp

primary

#688DF8

secondary

#F3E8C9

accent

#AB00E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #688DF8

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

Preview Lab → · Contrast checker → · Palette generator →