#688FC6#688FC6

#688FC6 is a light, moderate blue. Relative luminance 0.267; OKLCH L 64.4% C 0.094 H 257.0°. Best body text is #000000 at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#688FC6
RGB	rgb(104, 143, 198)
HSL	hsl(215, 45%, 59%)
HSV	hsv(215, 47%, 78%)
CMYK	cmyk(47.5%, 27.8%, 0%, 22.4%)
CIE-LAB	lab(58.66, 1.59, -32.66)
CIE-LCH	lch(58.66, 32.70, 272.79°)
OKLab	oklab(64.38% -0.021 -0.0914)
OKLCH	oklch(64.38% 0.094 257)
XYZ	xyz(25.7210, 26.6635, 57.2063)
Luminance	0.2666 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688FC6 #C69F68

analogous

#68BEC6 #688FC6 #7068C6

triadic

#688FC6 #C6688F #8FC668

tetradic

#688FC6 #C668BE #C69F68 #68C670

square

#688FC6 #C668BE #C69F68 #68C670

split-complementary

#688FC6 #C67068 #BEC668

monochromatic

#315382 #426FAF #688FC6 #94B0D7 #C1D1E8

Accessibility & contrast

On white

3.32

#688FC6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.33

#688FC6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688FC6

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688FC6	#FFFFFF	#000000	##000000
##688FC6	1.00	3.32	6.33	6.33
#FFFFFF	3.32	1.00	21.00	21.00
#000000	6.33	21.00	1.00	1.00
##000000	6.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A92C8

Deuteranopia (green-blind)

#6F89C5

Tritanopia (blue-blind)

#409BA2

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #688fc6;
/* rgb */ color: rgb(104, 143, 198);
/* oklch */ color: oklch(64.4% 0.094 257.0);

Tailwind

colors: {
  custom: {
    50: '#98afd7',
    500: '#688fc6',
    950: '#000000',
  },
}

SCSS

$custom: #688fc6;
$custom-light: #98afd7;
$custom-dark: #000000;

JSON

{
  "hex": "#688fc6",
  "rgb": {
    "r": 104,
    "g": 143,
    "b": 198
  },
  "hsl": {
    "h": 215.106,
    "s": 45.192,
    "l": 59.216
  },
  "oklch": {
    "l": 0.64378,
    "c": 0.09376,
    "h": 257
  },
  "luminance": 0.26665
}

Semantic roles & 50–950 ramp

primary

#688FC6

secondary

#D7C8B3

accent

#9F53D5

background

#F9FAFD

surface

#F2F4FA

border

#CCCED3

text

#0E1014

muted

#7E7F83

Preview Lab

Preview with #688FC6

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

Preview Lab → · Contrast checker → · Palette generator →