#688BD7#688BD7

#688BD7 is a light, vivid blue. Relative luminance 0.263; OKLCH L 64.4% C 0.121 H 264.5°. Best body text is #000000 at 6.26:1 contrast (WCAG AA passes).

Color values

HEX	#688BD7
RGB	rgb(104, 139, 215)
HSL	hsl(221, 58%, 63%)
HSV	hsv(221, 52%, 84%)
CMYK	cmyk(51.6%, 35.3%, 0%, 15.7%)
CIE-LAB	lab(58.33, 9.11, -42.73)
CIE-LCH	lch(58.33, 43.69, 282.03°)
OKLab	oklab(64.38% -0.0116 -0.1206)
OKLCH	oklch(64.38% 0.121 264.5)
XYZ	xyz(27.2032, 26.3127, 67.9222)
Luminance	0.2631 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688BD7 #D7B468

analogous

#68C3D7 #688BD7 #7C68D7

triadic

#688BD7 #D7688B #8BD768

tetradic

#688BD7 #D768C3 #D7B468 #68D77C

square

#688BD7 #D768C3 #D7B468 #68D77C

split-complementary

#688BD7 #D77C68 #C3D768

monochromatic

#294D9B #3866CA #688BD7 #98B0E4 #C9D5F1

Accessibility & contrast

On white

3.35

#688BD7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.26

#688BD7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688BD7

6.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688BD7	#FFFFFF	#000000	##000000
##688BD7	1.00	3.35	6.26	6.26
#FFFFFF	3.35	1.00	21.00	21.00
#000000	6.26	21.00	1.00	1.00
##000000	6.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D92DA

Deuteranopia (green-blind)

#6088D5

Tritanopia (blue-blind)

#339BA7

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #688bd7;
/* rgb */ color: rgb(104, 139, 215);
/* oklch */ color: oklch(64.4% 0.121 264.5);

Tailwind

colors: {
  custom: {
    50: '#9aace3',
    500: '#688bd7',
    950: '#000000',
  },
}

SCSS

$custom: #688bd7;
$custom-light: #9aace3;
$custom-dark: #000000;

JSON

{
  "hex": "#688bd7",
  "rgb": {
    "r": 104,
    "g": 139,
    "b": 215
  },
  "hsl": {
    "h": 221.081,
    "s": 58.115,
    "l": 62.549
  },
  "oklch": {
    "l": 0.64377,
    "c": 0.12115,
    "h": 264.5
  },
  "luminance": 0.26315
}

Semantic roles & 50–950 ramp

primary

#688BD7

secondary

#E2D5B9

accent

#9120C6

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #688BD7

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

Preview Lab → · Contrast checker → · Palette generator →