#688BDC#688BDC

#688BDC is a light, vivid blue. Relative luminance 0.266; OKLCH L 64.6% C 0.128 H 265.3°. Best body text is #000000 at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#688BDC
RGB	rgb(104, 139, 220)
HSL	hsl(222, 62%, 64%)
HSV	hsv(222, 53%, 86%)
CMYK	cmyk(52.7%, 36.8%, 0%, 13.7%)
CIE-LAB	lab(58.58, 10.66, -45.14)
CIE-LCH	lch(58.58, 46.38, 283.29°)
OKLab	oklab(64.65% -0.0105 -0.1276)
OKLCH	oklch(64.65% 0.128 265.3)
XYZ	xyz(27.8555, 26.5736, 71.3576)
Luminance	0.2658 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688BDC #DCB968

analogous

#68C5DC #688BDC #7F68DC

triadic

#688BDC #DC688B #8BDC68

tetradic

#688BDC #DC68C5 #DCB968 #68DC7F

square

#688BDC #DC68C5 #DCB968 #68DC7F

split-complementary

#688BDC #DC7F68 #C5DC68

monochromatic

#264CA4 #3665D0 #688BDC #9AB1E8 #CBD7F3

Accessibility & contrast

On white

3.33

#688BDC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.32

#688BDC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688BDC

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688BDC	#FFFFFF	#000000	##000000
##688BDC	1.00	3.33	6.32	6.32
#FFFFFF	3.33	1.00	21.00	21.00
#000000	6.32	21.00	1.00	1.00
##000000	6.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B93DF

Deuteranopia (green-blind)

#5D88DA

Tritanopia (blue-blind)

#2D9DA9

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #688bdc;
/* rgb */ color: rgb(104, 139, 220);
/* oklch */ color: oklch(64.6% 0.128 265.3);

Tailwind

colors: {
  custom: {
    50: '#9aace7',
    500: '#688bdc',
    950: '#000000',
  },
}

SCSS

$custom: #688bdc;
$custom-light: #9aace7;
$custom-dark: #000000;

JSON

{
  "hex": "#688bdc",
  "rgb": {
    "r": 104,
    "g": 139,
    "b": 220
  },
  "hsl": {
    "h": 221.897,
    "s": 62.366,
    "l": 63.529
  },
  "oklch": {
    "l": 0.64647,
    "c": 0.12805,
    "h": 265.3
  },
  "luminance": 0.26576
}

Semantic roles & 50–950 ramp

primary

#688BDC

secondary

#E4D8BB

accent

#951BCA

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0F1016

muted

#7E7F84

Preview Lab

Preview with #688BDC

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

Preview Lab → · Contrast checker → · Palette generator →