#678DA8#678DA8

#678DA8 is a light, muted cyan. Relative luminance 0.248; OKLCH L 62.5% C 0.059 H 239.8°. Best body text is #000000 at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#678DA8
RGB	rgb(103, 141, 168)
HSL	hsl(205, 27%, 53%)
HSV	hsv(205, 39%, 66%)
CMYK	cmyk(38.7%, 16.1%, 0%, 34.1%)
CIE-LAB	lab(56.84, -6.12, -18.42)
CIE-LCH	lch(56.84, 19.41, 251.63°)
OKLab	oklab(62.54% -0.0295 -0.0508)
OKLCH	oklch(62.54% 0.059 239.8)
XYZ	xyz(22.1840, 24.7592, 40.6483)
Luminance	0.2476 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#678DA8 #A88267

analogous

#67A8A2 #678DA8 #676CA8

triadic

#678DA8 #A8678D #8DA867

tetradic

#678DA8 #A267A8 #A88267 #6CA867

square

#678DA8 #A267A8 #A88267 #6CA867

split-complementary

#678DA8 #A8676C #A8A267

monochromatic

#364E5F #4C6E85 #678DA8 #8EAABE #B5C7D5

Accessibility & contrast

On white

3.53

#678DA8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.95

#678DA8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678DA8

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##678DA8	#FFFFFF	#000000	##000000
##678DA8	1.00	3.53	5.95	5.95
#FFFFFF	3.53	1.00	21.00	21.00
#000000	5.95	21.00	1.00	1.00
##000000	5.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#818CA9

Deuteranopia (green-blind)

#7985A8

Tritanopia (blue-blind)

#509496

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #678da8;
/* rgb */ color: rgb(103, 141, 168);
/* oklch */ color: oklch(62.5% 0.059 239.8);

Tailwind

colors: {
  custom: {
    50: '#95aec2',
    500: '#678da8',
    950: '#000000',
  },
}

SCSS

$custom: #678da8;
$custom-light: #95aec2;
$custom-dark: #000000;

JSON

{
  "hex": "#678da8",
  "rgb": {
    "r": 103,
    "g": 141,
    "b": 168
  },
  "hsl": {
    "h": 204.923,
    "s": 27.197,
    "l": 53.137
  },
  "oklch": {
    "l": 0.62536,
    "c": 0.05877,
    "h": 239.8
  },
  "luminance": 0.2476
}

Semantic roles & 50–950 ramp

primary

#678DA8

secondary

#C3B3A7

accent

#8C64C4

background

#F9FAFB

surface

#F2F4F7

border

#CCCED0

text

#0D1012

muted

#7E7F81

Preview Lab

Preview with #678DA8

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

Preview Lab → · Contrast checker → · Palette generator →