#678CE6#678CE6

#678CE6 is a light, vivid blue. Relative luminance 0.274; OKLCH L 65.4% C 0.141 H 265.8°. Best body text is #000000 at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#678CE6
RGB	rgb(103, 140, 230)
HSL	hsl(223, 72%, 65%)
HSV	hsv(223, 55%, 90%)
CMYK	cmyk(55.2%, 39.1%, 0%, 9.8%)
CIE-LAB	lab(59.30, 13.01, -49.58)
CIE-LCH	lch(59.30, 51.26, 284.71°)
OKLab	oklab(65.35% -0.0104 -0.1406)
OKLCH	oklch(65.35% 0.141 265.8)
XYZ	xyz(29.2497, 27.3507, 78.5854)
Luminance	0.2735 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#678CE6 #E6C167

analogous

#67CBE6 #678CE6 #8267E6

triadic

#678CE6 #E6678C #8CE667

tetradic

#678CE6 #E667CB #E6C167 #67E682

square

#678CE6 #E667CB #E6C167 #67E682

split-complementary

#678CE6 #E68267 #CBE667

monochromatic

#1E4AB5 #3264DD #678CE6 #9CB4EF #D0DCF7

Accessibility & contrast

On white

3.25

#678CE6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.47

#678CE6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678CE6

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##678CE6	#FFFFFF	#000000	##000000
##678CE6	1.00	3.25	6.47	6.47
#FFFFFF	3.25	1.00	21.00	21.00
#000000	6.47	21.00	1.00	1.00
##000000	6.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6795EA

Deuteranopia (green-blind)

#5789E4

Tritanopia (blue-blind)

#17A0AE

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #678ce6;
/* rgb */ color: rgb(103, 140, 230);
/* oklch */ color: oklch(65.4% 0.141 265.8);

Tailwind

colors: {
  custom: {
    50: '#9badee',
    500: '#678ce6',
    950: '#000000',
  },
}

SCSS

$custom: #678ce6;
$custom-light: #9badee;
$custom-dark: #000000;

JSON

{
  "hex": "#678ce6",
  "rgb": {
    "r": 103,
    "g": 140,
    "b": 230
  },
  "hsl": {
    "h": 222.52,
    "s": 71.751,
    "l": 65.294
  },
  "oklch": {
    "l": 0.65354,
    "c": 0.14097,
    "h": 265.8
  },
  "luminance": 0.27353
}

Semantic roles & 50–950 ramp

primary

#678CE6

secondary

#EADDBF

accent

#9B12D4

background

#FAFAFE

surface

#F3F4FD

border

#CDCED5

text

#0F1016

muted

#7F7F84

Preview Lab

Preview with #678CE6

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

Preview Lab → · Contrast checker → · Palette generator →