#688DEC#688DEC

#688DEC is a light, vivid blue. Relative luminance 0.280; OKLCH L 66.0% C 0.148 H 266.4°. Best body text is #000000 at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#688DEC
RGB	rgb(104, 141, 236)
HSL	hsl(223, 78%, 67%)
HSV	hsv(223, 56%, 93%)
CMYK	cmyk(55.9%, 40.3%, 0%, 7.5%)
CIE-LAB	lab(59.93, 14.53, -51.90)
CIE-LCH	lch(59.93, 53.89, 285.65°)
OKLab	oklab(65.96% -0.0093 -0.1473)
OKLCH	oklch(65.96% 0.148 266.4)
XYZ	xyz(30.3690, 28.0466, 83.1538)
Luminance	0.2805 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688DEC #ECC768

analogous

#68CFEC #688DEC #8568EC

triadic

#688DEC #EC688D #8DEC68

tetradic

#688DEC #EC68CF #ECC768 #68EC85

square

#688DEC #EC68CF #ECC768 #68EC85

split-complementary

#688DEC #EC8568 #CFEC68

monochromatic

#1848C1 #3264E5 #688DEC #9EB6F3 #D5DFFA

Accessibility & contrast

On white

3.18

#688DEC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.61

#688DEC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688DEC

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688DEC	#FFFFFF	#000000	##000000
##688DEC	1.00	3.18	6.61	6.61
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.61	21.00	1.00	1.00
##000000	6.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6597F0

Deuteranopia (green-blind)

#548BEA

Tritanopia (blue-blind)

#0BA2B1

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #688dec;
/* rgb */ color: rgb(104, 141, 236);
/* oklch */ color: oklch(66.0% 0.148 266.4);

Tailwind

colors: {
  custom: {
    50: '#9cadf2',
    500: '#688dec',
    950: '#000000',
  },
}

SCSS

$custom: #688dec;
$custom-light: #9cadf2;
$custom-dark: #000000;

JSON

{
  "hex": "#688dec",
  "rgb": {
    "r": 104,
    "g": 141,
    "b": 236
  },
  "hsl": {
    "h": 223.182,
    "s": 77.647,
    "l": 66.667
  },
  "oklch": {
    "l": 0.65958,
    "c": 0.14764,
    "h": 266.4
  },
  "luminance": 0.28049
}

Semantic roles & 50–950 ramp

primary

#688DEC

secondary

#EDE1C3

accent

#A00CDA

background

#FAFAFE

surface

#F4F4FD

border

#CECED5

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #688DEC

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

Preview Lab → · Contrast checker → · Palette generator →