#688FD2#688FD2

#688FD2 is a light, moderate blue. Relative luminance 0.272; OKLCH L 65.0% C 0.110 H 260.8°. Best body text is #000000 at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#688FD2
RGB	rgb(104, 143, 210)
HSL	hsl(218, 54%, 62%)
HSV	hsv(218, 50%, 82%)
CMYK	cmyk(50.5%, 31.9%, 0%, 17.6%)
CIE-LAB	lab(59.20, 5.22, -38.57)
CIE-LCH	lch(59.20, 38.92, 277.70°)
OKLab	oklab(64.97% -0.0176 -0.1085)
OKLCH	oklch(64.97% 0.11 260.8)
XYZ	xyz(27.1603, 27.2392, 64.7867)
Luminance	0.2724 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688FD2 #D2AB68

analogous

#68C4D2 #688FD2 #7668D2

triadic

#688FD2 #D2688F #8FD268

tetradic

#688FD2 #D268C4 #D2AB68 #68D276

square

#688FD2 #D268C4 #D2AB68 #68D276

split-complementary

#688FD2 #D27668 #C4D268

monochromatic

#2C5294 #3A6CC3 #688FD2 #97B2E0 #C6D5EE

Accessibility & contrast

On white

3.26

#688FD2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.45

#688FD2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688FD2

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688FD2	#FFFFFF	#000000	##000000
##688FD2	1.00	3.26	6.45	6.45
#FFFFFF	3.26	1.00	21.00	21.00
#000000	6.45	21.00	1.00	1.00
##000000	6.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7594D5

Deuteranopia (green-blind)

#698AD1

Tritanopia (blue-blind)

#369EA7

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #688fd2;
/* rgb */ color: rgb(104, 143, 210);
/* oklch */ color: oklch(65.0% 0.110 260.8);

Tailwind

colors: {
  custom: {
    50: '#99afe0',
    500: '#688fd2',
    950: '#000000',
  },
}

SCSS

$custom: #688fd2;
$custom-light: #99afe0;
$custom-dark: #000000;

JSON

{
  "hex": "#688fd2",
  "rgb": {
    "r": 104,
    "g": 143,
    "b": 210
  },
  "hsl": {
    "h": 217.925,
    "s": 54.082,
    "l": 61.569
  },
  "oklch": {
    "l": 0.6497,
    "c": 0.1099,
    "h": 260.8
  },
  "luminance": 0.27241
}

Semantic roles & 50–950 ramp

primary

#688FD2

secondary

#DFD0B7

accent

#8824C2

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #688FD2

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

Preview Lab → · Contrast checker → · Palette generator →