#688DED#688DED

#688DED is a light, vivid blue. Relative luminance 0.281; OKLCH L 66.0% C 0.149 H 266.5°. Best body text is #000000 at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#688DED
RGB	rgb(104, 141, 237)
HSL	hsl(223, 79%, 67%)
HSV	hsv(223, 56%, 93%)
CMYK	cmyk(56.1%, 40.5%, 0%, 7.1%)
CIE-LAB	lab(59.98, 14.85, -52.37)
CIE-LCH	lch(59.98, 54.43, 285.84°)
OKLab	oklab(66.02% -0.0091 -0.1487)
OKLCH	oklch(66.02% 0.149 266.5)
XYZ	xyz(30.5147, 28.1049, 83.9211)
Luminance	0.2811 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688DED #EDC868

analogous

#68D0ED #688DED #8668ED

triadic

#688DED #ED688D #8DED68

tetradic

#688DED #ED68D0 #EDC868 #68ED86

square

#688DED #ED68D0 #EDC868 #68ED86

split-complementary

#688DED #ED8668 #D0ED68

monochromatic

#1747C3 #3164E6 #688DED #9FB6F4 #D5E0FA

Accessibility & contrast

On white

3.17

#688DED on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.62

#688DED on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688DED

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688DED	#FFFFFF	#000000	##000000
##688DED	1.00	3.17	6.62	6.62
#FFFFFF	3.17	1.00	21.00	21.00
#000000	6.62	21.00	1.00	1.00
##000000	6.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6497F1

Deuteranopia (green-blind)

#538BEB

Tritanopia (blue-blind)

#06A2B1

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #688ded;
/* rgb */ color: rgb(104, 141, 237);
/* oklch */ color: oklch(66.0% 0.149 266.5);

Tailwind

colors: {
  custom: {
    50: '#9cadf3',
    500: '#688ded',
    950: '#000000',
  },
}

SCSS

$custom: #688ded;
$custom-light: #9cadf3;
$custom-dark: #000000;

JSON

{
  "hex": "#688ded",
  "rgb": {
    "r": 104,
    "g": 141,
    "b": 237
  },
  "hsl": {
    "h": 223.308,
    "s": 78.698,
    "l": 66.863
  },
  "oklch": {
    "l": 0.66016,
    "c": 0.14901,
    "h": 266.5
  },
  "luminance": 0.28107
}

Semantic roles & 50–950 ramp

primary

#688DED

secondary

#EEE2C3

accent

#A10BDB

background

#FAFAFE

surface

#F4F4FD

border

#CECED5

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #688DED

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

Preview Lab → · Contrast checker → · Palette generator →