#688DC2#688DC2

#688DC2 is a light, moderate blue. Relative luminance 0.259; OKLCH L 63.7% C 0.090 H 257.4°. Best body text is #000000 at 6.18:1 contrast (WCAG AA passes).

Color values

HEX	#688DC2
RGB	rgb(104, 141, 194)
HSL	hsl(215, 42%, 58%)
HSV	hsv(215, 46%, 76%)
CMYK	cmyk(46.4%, 27.3%, 0%, 23.9%)
CIE-LAB	lab(57.93, 1.56, -31.54)
CIE-LCH	lch(57.93, 31.58, 272.84°)
OKLab	oklab(63.75% -0.0198 -0.0882)
OKLCH	oklch(63.75% 0.09 257.4)
XYZ	xyz(24.9682, 25.8862, 54.7093)
Luminance	0.2589 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688DC2 #C29D68

analogous

#68BAC2 #688DC2 #7068C2

triadic

#688DC2 #C2688D #8DC268

tetradic

#688DC2 #C268BA #C29D68 #68C270

square

#688DC2 #C268BA #C29D68 #68C270

split-complementary

#688DC2 #C27068 #BAC268

monochromatic

#33517D #446DA9 #688DC2 #94AED4 #BFCFE5

Accessibility & contrast

On white

3.40

#688DC2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.18

#688DC2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688DC2

6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688DC2	#FFFFFF	#000000	##000000
##688DC2	1.00	3.40	6.18	6.18
#FFFFFF	3.40	1.00	21.00	21.00
#000000	6.18	21.00	1.00	1.00
##000000	6.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7990C4

Deuteranopia (green-blind)

#6E87C1

Tritanopia (blue-blind)

#43999F

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #688dc2;
/* rgb */ color: rgb(104, 141, 194);
/* oklch */ color: oklch(63.7% 0.090 257.4);

Tailwind

colors: {
  custom: {
    50: '#97aed4',
    500: '#688dc2',
    950: '#000000',
  },
}

SCSS

$custom: #688dc2;
$custom-light: #97aed4;
$custom-dark: #000000;

JSON

{
  "hex": "#688dc2",
  "rgb": {
    "r": 104,
    "g": 141,
    "b": 194
  },
  "hsl": {
    "h": 215.333,
    "s": 42.453,
    "l": 58.431
  },
  "oklch": {
    "l": 0.63748,
    "c": 0.09034,
    "h": 257.4
  },
  "luminance": 0.25888
}

Semantic roles & 50–950 ramp

primary

#688DC2

secondary

#D5C6B1

accent

#9F56D2

background

#F9FAFD

surface

#F2F4FA

border

#CCCED3

text

#0E1014

muted

#7E7F83

Preview Lab

Preview with #688DC2

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

Preview Lab → · Contrast checker → · Palette generator →