#688DC9#688DC9

#688DC9 is a light, moderate blue. Relative luminance 0.262; OKLCH L 64.1% C 0.100 H 259.8°. Best body text is #000000 at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#688DC9
RGB	rgb(104, 141, 201)
HSL	hsl(217, 47%, 60%)
HSV	hsv(217, 48%, 79%)
CMYK	cmyk(48.3%, 29.9%, 0%, 21.2%)
CIE-LAB	lab(58.23, 3.65, -35.01)
CIE-LCH	lch(58.23, 35.20, 275.96°)
OKLab	oklab(64.09% -0.0177 -0.0982)
OKLCH	oklch(64.09% 0.1 259.8)
XYZ	xyz(25.7729, 26.2081, 58.9476)
Luminance	0.2621 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688DC9 #C9A468

analogous

#68BEC9 #688DC9 #7368C9

triadic

#688DC9 #C9688D #8DC968

tetradic

#688DC9 #C968BE #C9A468 #68C973

square

#688DC9 #C968BE #C9A468 #68C973

split-complementary

#688DC9 #C97368 #BEC968

monochromatic

#305187 #406CB4 #688DC9 #95AFD9 #C2D1E9

Accessibility & contrast

On white

3.36

#688DC9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.24

#688DC9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688DC9

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688DC9	#FFFFFF	#000000	##000000
##688DC9	1.00	3.36	6.24	6.24
#FFFFFF	3.36	1.00	21.00	21.00
#000000	6.24	21.00	1.00	1.00
##000000	6.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7691CC

Deuteranopia (green-blind)

#6B88C8

Tritanopia (blue-blind)

#3F9AA2

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #688dc9;
/* rgb */ color: rgb(104, 141, 201);
/* oklch */ color: oklch(64.1% 0.100 259.8);

Tailwind

colors: {
  custom: {
    50: '#98aed9',
    500: '#688dc9',
    950: '#000000',
  },
}

SCSS

$custom: #688dc9;
$custom-light: #98aed9;
$custom-dark: #000000;

JSON

{
  "hex": "#688dc9",
  "rgb": {
    "r": 104,
    "g": 141,
    "b": 201
  },
  "hsl": {
    "h": 217.113,
    "s": 47.317,
    "l": 59.804
  },
  "oklch": {
    "l": 0.64087,
    "c": 0.09977,
    "h": 259.8
  },
  "luminance": 0.2621
}

Semantic roles & 50–950 ramp

primary

#688DC9

secondary

#D9CBB4

accent

#A451D7

background

#F9FAFD

surface

#F2F4FA

border

#CCCED3

text

#0E1014

muted

#7E7F83

Preview Lab

Preview with #688DC9

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

Preview Lab → · Contrast checker → · Palette generator →