#688DF9#688DF9

#688DF9 is a light, vivid blue. Relative luminance 0.288; OKLCH L 66.7% C 0.165 H 267.6°. Best body text is #000000 at 6.77:1 contrast (WCAG AA passes).

Color values

HEX	#688DF9
RGB	rgb(104, 141, 249)
HSL	hsl(225, 92%, 69%)
HSV	hsv(225, 58%, 98%)
CMYK	cmyk(58.2%, 43.4%, 0%, 2.4%)
CIE-LAB	lab(60.63, 18.71, -57.95)
CIE-LCH	lch(60.63, 60.90, 287.89°)
OKLab	oklab(66.72% -0.007 -0.1651)
OKLCH	oklch(66.72% 0.165 267.6)
XYZ	xyz(32.3269, 28.8297, 93.4653)
Luminance	0.2883 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688DF9 #F9D468

analogous

#68D5F9 #688DF9 #8C68F9

triadic

#688DF9 #F9688D #8DF968

tetradic

#688DF9 #F968D5 #F9D468 #68F98C

square

#688DF9 #F968D5 #F9D468 #68F98C

split-complementary

#688DF9 #F98C68 #D5F968

monochromatic

#093FDE #2D61F7 #688DF9 #A3B9FB #DEE6FE

Accessibility & contrast

On white

3.10

#688DF9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.77

#688DF9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688DF9

6.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688DF9	#FFFFFF	#000000	##000000
##688DF9	1.00	3.10	6.77	6.77
#FFFFFF	3.10	1.00	21.00	21.00
#000000	6.77	21.00	1.00	1.00
##000000	6.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C99FD

Deuteranopia (green-blind)

#488CF7

Tritanopia (blue-blind)

#00A5B7

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #688df9;
/* rgb */ color: rgb(104, 141, 249);
/* oklch */ color: oklch(66.7% 0.165 267.6);

Tailwind

colors: {
  custom: {
    50: '#9eadfc',
    500: '#688df9',
    950: '#000000',
  },
}

SCSS

$custom: #688df9;
$custom-light: #9eadfc;
$custom-dark: #000000;

JSON

{
  "hex": "#688df9",
  "rgb": {
    "r": 104,
    "g": 141,
    "b": 249
  },
  "hsl": {
    "h": 224.69,
    "s": 92.357,
    "l": 69.216
  },
  "oklch": {
    "l": 0.66724,
    "c": 0.16527,
    "h": 267.6
  },
  "luminance": 0.28832
}

Semantic roles & 50–950 ramp

primary

#688DF9

secondary

#F3E9C9

accent

#AB00E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #688DF9

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

Preview Lab → · Contrast checker → · Palette generator →