#688FCD#688FCD

#688FCD is a light, moderate blue. Relative luminance 0.270; OKLCH L 64.7% C 0.103 H 259.4°. Best body text is #000000 at 6.40:1 contrast (WCAG AA passes).

Color values

HEX	#688FCD
RGB	rgb(104, 143, 205)
HSL	hsl(217, 50%, 61%)
HSV	hsv(217, 49%, 80%)
CMYK	cmyk(49.3%, 30.2%, 0%, 19.6%)
CIE-LAB	lab(58.97, 3.69, -36.12)
CIE-LCH	lch(58.97, 36.31, 275.84°)
OKLab	oklab(64.72% -0.019 -0.1014)
OKLCH	oklch(64.72% 0.103 259.4)
XYZ	xyz(26.5471, 26.9939, 61.5572)
Luminance	0.2700 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688FCD #CDA668

analogous

#68C1CD #688FCD #7368CD

triadic

#688FCD #CD688F #8FCD68

tetradic

#688FCD #CD68C1 #CDA668 #68CD73

square

#688FCD #CD68C1 #CDA668 #68CD73

split-complementary

#688FCD #CD7368 #C1CD68

monochromatic

#2E538C #3E6EBA #688FCD #96B1DC #C4D3EB

Accessibility & contrast

On white

3.28

#688FCD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.40

#688FCD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688FCD

6.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688FCD	#FFFFFF	#000000	##000000
##688FCD	1.00	3.28	6.40	6.40
#FFFFFF	3.28	1.00	21.00	21.00
#000000	6.40	21.00	1.00	1.00
##000000	6.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7793D0

Deuteranopia (green-blind)

#6B8ACC

Tritanopia (blue-blind)

#3B9DA5

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #688fcd;
/* rgb */ color: rgb(104, 143, 205);
/* oklch */ color: oklch(64.7% 0.103 259.4);

Tailwind

colors: {
  custom: {
    50: '#98afdc',
    500: '#688fcd',
    950: '#000000',
  },
}

SCSS

$custom: #688fcd;
$custom-light: #98afdc;
$custom-dark: #000000;

JSON

{
  "hex": "#688fcd",
  "rgb": {
    "r": 104,
    "g": 143,
    "b": 205
  },
  "hsl": {
    "h": 216.832,
    "s": 50.249,
    "l": 60.588
  },
  "oklch": {
    "l": 0.64719,
    "c": 0.10313,
    "h": 259.4
  },
  "luminance": 0.26996
}

Semantic roles & 50–950 ramp

primary

#688FCD

secondary

#DCCDB5

accent

#8428BE

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #688FCD

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

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