#678CC2#678CC2

#678CC2 is a light, moderate blue. Relative luminance 0.255; OKLCH L 63.5% C 0.092 H 257.7°. Best body text is #000000 at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#678CC2
RGB	rgb(103, 140, 194)
HSL	hsl(216, 43%, 58%)
HSV	hsv(216, 47%, 76%)
CMYK	cmyk(46.9%, 27.8%, 0%, 23.9%)
CIE-LAB	lab(57.59, 1.89, -32.07)
CIE-LCH	lch(57.59, 32.12, 273.38°)
OKLab	oklab(63.47% -0.0195 -0.0897)
OKLCH	oklch(63.47% 0.092 257.7)
XYZ	xyz(24.7060, 25.5332, 54.6550)
Luminance	0.2554 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#678CC2 #C29D67

analogous

#67BAC2 #678CC2 #6F67C2

triadic

#678CC2 #C2678C #8CC267

tetradic

#678CC2 #C267BA #C29D67 #67C26F

square

#678CC2 #C267BA #C29D67 #67C26F

split-complementary

#678CC2 #C26F67 #BAC267

monochromatic

#32507D #446CA8 #678CC2 #93ADD4 #BECEE5

Accessibility & contrast

On white

3.44

#678CC2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.11

#678CC2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678CC2

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##678CC2	#FFFFFF	#000000	##000000
##678CC2	1.00	3.44	6.11	6.11
#FFFFFF	3.44	1.00	21.00	21.00
#000000	6.11	21.00	1.00	1.00
##000000	6.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#788FC4

Deuteranopia (green-blind)

#6D86C1

Tritanopia (blue-blind)

#42989F

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #678cc2;
/* rgb */ color: rgb(103, 140, 194);
/* oklch */ color: oklch(63.5% 0.092 257.7);

Tailwind

colors: {
  custom: {
    50: '#97add4',
    500: '#678cc2',
    950: '#000000',
  },
}

SCSS

$custom: #678cc2;
$custom-light: #97add4;
$custom-dark: #000000;

JSON

{
  "hex": "#678cc2",
  "rgb": {
    "r": 103,
    "g": 140,
    "b": 194
  },
  "hsl": {
    "h": 215.604,
    "s": 42.723,
    "l": 58.235
  },
  "oklch": {
    "l": 0.63469,
    "c": 0.09178,
    "h": 257.7
  },
  "luminance": 0.25535
}

Semantic roles & 50–950 ramp

primary

#678CC2

secondary

#D5C6B0

accent

#A055D3

background

#F9FAFD

surface

#F2F4FA

border

#CCCED3

text

#0E1014

muted

#7E7F83

Preview Lab

Preview with #678CC2

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

Preview Lab → · Contrast checker → · Palette generator →