#688AC2#688AC2

#688AC2 is a light, moderate blue. Relative luminance 0.250; OKLCH L 63.1% C 0.093 H 260.1°. Best body text is #000000 at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#688AC2
RGB	rgb(104, 138, 194)
HSL	hsl(217, 42%, 58%)
HSV	hsv(217, 46%, 76%)
CMYK	cmyk(46.4%, 28.9%, 0%, 23.9%)
CIE-LAB	lab(57.09, 3.31, -32.84)
CIE-LCH	lch(57.09, 33.01, 275.75°)
OKLab	oklab(63.09% -0.016 -0.0919)
OKLCH	oklch(63.09% 0.093 260.1)
XYZ	xyz(24.5318, 25.0135, 54.5639)
Luminance	0.2501 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688AC2 #C2A068

analogous

#68B7C2 #688AC2 #7368C2

triadic

#688AC2 #C2688A #8AC268

tetradic

#688AC2 #C268B7 #C2A068 #68C273

square

#688AC2 #C268B7 #C2A068 #68C273

split-complementary

#688AC2 #C27368 #B7C268

monochromatic

#334F7D #446AA9 #688AC2 #94ACD4 #BFCEE5

Accessibility & contrast

On white

3.50

#688AC2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.00

#688AC2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688AC2

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688AC2	#FFFFFF	#000000	##000000
##688AC2	1.00	3.50	6.00	6.00
#FFFFFF	3.50	1.00	21.00	21.00
#000000	6.00	21.00	1.00	1.00
##000000	6.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#758EC4

Deuteranopia (green-blind)

#6B85C1

Tritanopia (blue-blind)

#44969E

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #688ac2;
/* rgb */ color: rgb(104, 138, 194);
/* oklch */ color: oklch(63.1% 0.093 260.1);

Tailwind

colors: {
  custom: {
    50: '#97abd4',
    500: '#688ac2',
    950: '#000000',
  },
}

SCSS

$custom: #688ac2;
$custom-light: #97abd4;
$custom-dark: #000000;

JSON

{
  "hex": "#688ac2",
  "rgb": {
    "r": 104,
    "g": 138,
    "b": 194
  },
  "hsl": {
    "h": 217.333,
    "s": 42.453,
    "l": 58.431
  },
  "oklch": {
    "l": 0.63091,
    "c": 0.09332,
    "h": 260.1
  },
  "luminance": 0.25015
}

Semantic roles & 50–950 ramp

primary

#688AC2

secondary

#D5C7B1

accent

#A356D2

background

#F9FAFD

surface

#F2F4FA

border

#CCCED3

text

#0E1014

muted

#7E7F83

Preview Lab

Preview with #688AC2

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

Preview Lab → · Contrast checker → · Palette generator →