#678BDC#678BDC

#678BDC is a light, vivid blue. Relative luminance 0.265; OKLCH L 64.6% C 0.128 H 264.9°. Best body text is #000000 at 6.30:1 contrast (WCAG AA passes).

Color values

HEX	#678BDC
RGB	rgb(103, 139, 220)
HSL	hsl(222, 63%, 63%)
HSV	hsv(222, 53%, 86%)
CMYK	cmyk(53.2%, 36.8%, 0%, 13.7%)
CIE-LAB	lab(58.52, 10.45, -45.23)
CIE-LCH	lch(58.52, 46.42, 283.00°)
OKLab	oklab(64.59% -0.0114 -0.1279)
OKLCH	oklch(64.59% 0.128 264.9)
XYZ	xyz(27.7401, 26.5141, 71.3522)
Luminance	0.2652 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#678BDC #DCB867

analogous

#67C6DC #678BDC #7D67DC

triadic

#678BDC #DC678B #8BDC67

tetradic

#678BDC #DC67C6 #DCB867 #67DC7D

square

#678BDC #DC67C6 #DCB867 #67DC7D

split-complementary

#678BDC #DC7D67 #C6DC67

monochromatic

#264CA3 #3565D1 #678BDC #99B1E7 #CAD7F3

Accessibility & contrast

On white

3.33

#678BDC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.30

#678BDC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678BDC

6.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##678BDC	#FFFFFF	#000000	##000000
##678BDC	1.00	3.33	6.30	6.30
#FFFFFF	3.33	1.00	21.00	21.00
#000000	6.30	21.00	1.00	1.00
##000000	6.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B92DF

Deuteranopia (green-blind)

#5D88DA

Tritanopia (blue-blind)

#299DA9

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #678bdc;
/* rgb */ color: rgb(103, 139, 220);
/* oklch */ color: oklch(64.6% 0.128 264.9);

Tailwind

colors: {
  custom: {
    50: '#9aace7',
    500: '#678bdc',
    950: '#000000',
  },
}

SCSS

$custom: #678bdc;
$custom-light: #9aace7;
$custom-dark: #000000;

JSON

{
  "hex": "#678bdc",
  "rgb": {
    "r": 103,
    "g": 139,
    "b": 220
  },
  "hsl": {
    "h": 221.538,
    "s": 62.567,
    "l": 63.333
  },
  "oklch": {
    "l": 0.64589,
    "c": 0.12842,
    "h": 264.9
  },
  "luminance": 0.26516
}

Semantic roles & 50–950 ramp

primary

#678BDC

secondary

#E4D7BB

accent

#941BCA

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0F1016

muted

#7E7F84

Preview Lab

Preview with #678BDC

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

Preview Lab → · Contrast checker → · Palette generator →