#688AC6#688AC6

#688AC6 is a light, moderate blue. Relative luminance 0.252; OKLCH L 63.3% C 0.099 H 261.3°. Best body text is #000000 at 6.04:1 contrast (WCAG AA passes).

Color values

HEX	#688AC6
RGB	rgb(104, 138, 198)
HSL	hsl(218, 45%, 59%)
HSV	hsv(218, 47%, 78%)
CMYK	cmyk(47.5%, 30.3%, 0%, 22.4%)
CIE-LAB	lab(57.27, 4.50, -34.83)
CIE-LCH	lch(57.27, 35.12, 277.37°)
OKLab	oklab(63.29% -0.0149 -0.0977)
OKLCH	oklch(63.29% 0.099 261.3)
XYZ	xyz(24.9871, 25.1956, 56.9617)
Luminance	0.2520 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688AC6 #C6A468

analogous

#68B9C6 #688AC6 #7568C6

triadic

#688AC6 #C6688A #8AC668

tetradic

#688AC6 #C668B9 #C6A468 #68C675

square

#688AC6 #C668B9 #C6A468 #68C675

split-complementary

#688AC6 #C67568 #B9C668

monochromatic

#314F82 #4269AF #688AC6 #94ACD7 #C1CFE8

Accessibility & contrast

On white

3.48

#688AC6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.04

#688AC6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688AC6

6.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688AC6	#FFFFFF	#000000	##000000
##688AC6	1.00	3.48	6.04	6.04
#FFFFFF	3.48	1.00	21.00	21.00
#000000	6.04	21.00	1.00	1.00
##000000	6.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#738EC9

Deuteranopia (green-blind)

#6985C5

Tritanopia (blue-blind)

#41979F

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #688ac6;
/* rgb */ color: rgb(104, 138, 198);
/* oklch */ color: oklch(63.3% 0.099 261.3);

Tailwind

colors: {
  custom: {
    50: '#98abd7',
    500: '#688ac6',
    950: '#000000',
  },
}

SCSS

$custom: #688ac6;
$custom-light: #98abd7;
$custom-dark: #000000;

JSON

{
  "hex": "#688ac6",
  "rgb": {
    "r": 104,
    "g": 138,
    "b": 198
  },
  "hsl": {
    "h": 218.298,
    "s": 45.192,
    "l": 59.216
  },
  "oklch": {
    "l": 0.63287,
    "c": 0.0988,
    "h": 261.3
  },
  "luminance": 0.25197
}

Semantic roles & 50–950 ramp

primary

#688AC6

secondary

#D7CAB3

accent

#A653D5

background

#F9FAFD

surface

#F2F4FA

border

#CCCED3

text

#0E1014

muted

#7E7F83

Preview Lab

Preview with #688AC6

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

Preview Lab → · Contrast checker → · Palette generator →