#688FB2#688FB2

#688FB2 is a light, moderate cyan. Relative luminance 0.258; OKLCH L 63.5% C 0.068 H 246.2°. Best body text is #000000 at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#688FB2
RGB	rgb(104, 143, 178)
HSL	hsl(208, 32%, 55%)
HSV	hsv(208, 42%, 70%)
CMYK	cmyk(41.6%, 19.7%, 0%, 30.2%)
CIE-LAB	lab(57.85, -4.20, -22.58)
CIE-LCH	lch(57.85, 22.97, 259.46°)
OKLab	oklab(63.47% -0.0276 -0.0625)
OKLCH	oklch(63.47% 0.068 246.2)
XYZ	xyz(23.5646, 25.8009, 45.8492)
Luminance	0.2580 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#688FB2 #B28B68

analogous

#68B2B0 #688FB2 #686AB2

triadic

#688FB2 #B2688F #8FB268

tetradic

#688FB2 #B068B2 #B28B68 #6AB268

square

#688FB2 #B068B2 #B28B68 #6AB268

split-complementary

#688FB2 #B2686A #B2B068

monochromatic

#36516A #4B7092 #688FB2 #91ADC7 #B9CBDB

Accessibility & contrast

On white

3.41

#688FB2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.16

#688FB2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #688FB2

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##688FB2	#FFFFFF	#000000	##000000
##688FB2	1.00	3.41	6.16	6.16
#FFFFFF	3.41	1.00	21.00	21.00
#000000	6.16	21.00	1.00	1.00
##000000	6.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#818FB4

Deuteranopia (green-blind)

#7788B1

Tritanopia (blue-blind)

#4C979B

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #688fb2;
/* rgb */ color: rgb(104, 143, 178);
/* oklch */ color: oklch(63.5% 0.068 246.2);

Tailwind

colors: {
  custom: {
    50: '#96afc9',
    500: '#688fb2',
    950: '#000000',
  },
}

SCSS

$custom: #688fb2;
$custom-light: #96afc9;
$custom-dark: #000000;

JSON

{
  "hex": "#688fb2",
  "rgb": {
    "r": 104,
    "g": 143,
    "b": 178
  },
  "hsl": {
    "h": 208.378,
    "s": 32.456,
    "l": 55.294
  },
  "oklch": {
    "l": 0.6347,
    "c": 0.06836,
    "h": 246.2
  },
  "luminance": 0.25802
}

Semantic roles & 50–950 ramp

primary

#688FB2

secondary

#CABAAB

accent

#915FC9

background

#F9FAFC

surface

#F2F4F8

border

#CCCED1

text

#0E1013

muted

#7E7F82

Preview Lab

Preview with #688FB2

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

Preview Lab → · Contrast checker → · Palette generator →