#688CED#688CED

#688CED is a light, vivid blue. Relative luminance 0.278; OKLCH L 65.8% C 0.150 H 266.9°. Best body text is #000000 at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#688CED
RGB	rgb(104, 140, 237)
HSL	hsl(224, 79%, 67%)
HSV	hsv(224, 56%, 93%)
CMYK	cmyk(56.1%, 40.9%, 0%, 7.1%)
CIE-LAB	lab(59.72, 15.45, -52.79)
CIE-LCH	lch(59.72, 55.00, 286.31°)
OKLab	oklab(65.81% -0.008 -0.15)
OKLCH	oklch(65.81% 0.15 266.9)
XYZ	xyz(30.3679, 27.8113, 83.8722)
Luminance	0.2781 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688CED #EDC968

analogous

#68CFED #688CED #8768ED

triadic

#688CED #ED688C #8CED68

tetradic

#688CED #ED68CF #EDC968 #68ED87

square

#688CED #ED68CF #EDC968 #68ED87

split-complementary

#688CED #ED8768 #CFED68

monochromatic

#1746C3 #3162E6 #688CED #9FB6F4 #D5DFFA

Accessibility & contrast

On white

3.20

#688CED on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.56

#688CED on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688CED

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688CED	#FFFFFF	#000000	##000000
##688CED	1.00	3.20	6.56	6.56
#FFFFFF	3.20	1.00	21.00	21.00
#000000	6.56	21.00	1.00	1.00
##000000	6.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6396F1

Deuteranopia (green-blind)

#528AEB

Tritanopia (blue-blind)

#07A1B1

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #688ced;
/* rgb */ color: rgb(104, 140, 237);
/* oklch */ color: oklch(65.8% 0.150 266.9);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#688ced",
  "rgb": {
    "r": 104,
    "g": 140,
    "b": 237
  },
  "hsl": {
    "h": 223.759,
    "s": 78.698,
    "l": 66.863
  },
  "oklch": {
    "l": 0.65811,
    "c": 0.1502,
    "h": 266.9
  },
  "luminance": 0.27814
}

Semantic roles & 50–950 ramp

primary

#688CED

secondary

#EEE2C3

accent

#A30BDB

background

#FAFAFE

surface

#F4F4FD

border

#CECED5

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #688CED

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

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