#678BF0#678BF0

#678BF0 is a light, vivid blue. Relative luminance 0.276; OKLCH L 65.7% C 0.156 H 267.3°. Best body text is #000000 at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#678BF0
RGB	rgb(103, 139, 240)
HSL	hsl(224, 82%, 67%)
HSV	hsv(224, 57%, 94%)
CMYK	cmyk(57.1%, 42.1%, 0%, 5.9%)
CIE-LAB	lab(59.56, 16.81, -54.70)
CIE-LCH	lch(59.56, 57.23, 287.08°)
OKLab	oklab(65.73% -0.0074 -0.1556)
OKLCH	oklch(65.73% 0.156 267.3)
XYZ	xyz(30.5490, 27.6376, 86.1459)
Luminance	0.2764 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#678BF0 #F0CC67

analogous

#67CFF0 #678BF0 #8867F0

triadic

#678BF0 #F0678B #8BF067

tetradic

#678BF0 #F067CF #F0CC67 #67F088

square

#678BF0 #F067CF #F0CC67 #67F088

split-complementary

#678BF0 #F08867 #CFF067

monochromatic

#1443C9 #2F60EB #678BF0 #9FB6F5 #D6E0FB

Accessibility & contrast

On white

3.22

#678BF0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.53

#678BF0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678BF0

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##678BF0	#FFFFFF	#000000	##000000
##678BF0	1.00	3.22	6.53	6.53
#FFFFFF	3.22	1.00	21.00	21.00
#000000	6.53	21.00	1.00	1.00
##000000	6.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F96F4

Deuteranopia (green-blind)

#4D8AEE

Tritanopia (blue-blind)

#00A1B2

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #678bf0;
/* rgb */ color: rgb(103, 139, 240);
/* oklch */ color: oklch(65.7% 0.156 267.3);

Tailwind

colors: {
  custom: {
    50: '#9cacf5',
    500: '#678bf0',
    950: '#000000',
  },
}

SCSS

$custom: #678bf0;
$custom-light: #9cacf5;
$custom-dark: #000000;

JSON

{
  "hex": "#678bf0",
  "rgb": {
    "r": 103,
    "g": 139,
    "b": 240
  },
  "hsl": {
    "h": 224.234,
    "s": 82.036,
    "l": 67.255
  },
  "oklch": {
    "l": 0.65728,
    "c": 0.1558,
    "h": 267.3
  },
  "luminance": 0.2764
}

Semantic roles & 50–950 ramp

primary

#678BF0

secondary

#EFE4C4

accent

#A607DE

background

#FAFAFF

surface

#F4F4FE

border

#CECED6

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #678BF0

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

Preview Lab → · Contrast checker → · Palette generator →