#678FE8#678FE8

#678FE8 is a light, vivid blue. Relative luminance 0.284; OKLCH L 66.1% C 0.140 H 264.6°. Best body text is #000000 at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#678FE8
RGB	rgb(103, 143, 232)
HSL	hsl(221, 74%, 66%)
HSV	hsv(221, 56%, 91%)
CMYK	cmyk(55.6%, 38.4%, 0%, 9%)
CIE-LAB	lab(60.21, 11.87, -49.25)
CIE-LCH	lch(60.21, 50.66, 283.55°)
OKLab	oklab(66.09% -0.0132 -0.1396)
OKLCH	oklch(66.09% 0.14 264.6)
XYZ	xyz(29.9765, 28.3523, 80.2212)
Luminance	0.2836 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#678FE8 #E8C067

analogous

#67D0E8 #678FE8 #7F67E8

triadic

#678FE8 #E8678F #8FE867

tetradic

#678FE8 #E867D0 #E8C067 #67E87F

square

#678FE8 #E867D0 #E8C067 #67E87F

split-complementary

#678FE8 #E87F67 #D0E867

monochromatic

#1C4DB9 #3268E0 #678FE8 #9CB6F0 #D1DDF8

Accessibility & contrast

On white

3.15

#678FE8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.67

#678FE8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678FE8

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##678FE8	#FFFFFF	#000000	##000000
##678FE8	1.00	3.15	6.67	6.67
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.67	21.00	1.00	1.00
##000000	6.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A97EC

Deuteranopia (green-blind)

#5A8CE6

Tritanopia (blue-blind)

#0FA3B0

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #678fe8;
/* rgb */ color: rgb(103, 143, 232);
/* oklch */ color: oklch(66.1% 0.140 264.6);

Tailwind

colors: {
  custom: {
    50: '#9baff0',
    500: '#678fe8',
    950: '#000000',
  },
}

SCSS

$custom: #678fe8;
$custom-light: #9baff0;
$custom-dark: #000000;

JSON

{
  "hex": "#678fe8",
  "rgb": {
    "r": 103,
    "g": 143,
    "b": 232
  },
  "hsl": {
    "h": 221.395,
    "s": 73.714,
    "l": 65.686
  },
  "oklch": {
    "l": 0.66089,
    "c": 0.14023,
    "h": 264.6
  },
  "luminance": 0.28355
}

Semantic roles & 50–950 ramp

primary

#678FE8

secondary

#EBDEC0

accent

#9810D6

background

#FAFAFE

surface

#F3F4FD

border

#CDCED5

text

#0F1016

muted

#7F7F84

Preview Lab

Preview with #678FE8

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

Preview Lab → · Contrast checker → · Palette generator →