#678CF9#678CF9

#678CF9 is a light, vivid blue. Relative luminance 0.285; OKLCH L 66.5% C 0.167 H 267.6°. Best body text is #000000 at 6.70:1 contrast (WCAG AA passes).

Color values

HEX	#678CF9
RGB	rgb(103, 140, 249)
HSL	hsl(225, 92%, 69%)
HSV	hsv(225, 59%, 98%)
CMYK	cmyk(58.6%, 43.8%, 0%, 2.4%)
CIE-LAB	lab(60.32, 19.12, -58.46)
CIE-LCH	lch(60.32, 61.50, 288.11°)
OKLab	oklab(66.47% -0.0069 -0.1666)
OKLCH	oklch(66.47% 0.167 267.6)
XYZ	xyz(32.0647, 28.4767, 93.4110)
Luminance	0.2848 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#678CF9 #F9D467

analogous

#67D5F9 #678CF9 #8B67F9

triadic

#678CF9 #F9678C #8CF967

tetradic

#678CF9 #F967D5 #F9D467 #67F98B

square

#678CF9 #F967D5 #F9D467 #67F98B

split-complementary

#678CF9 #F98B67 #D5F967

monochromatic

#093EDD #2C5FF7 #678CF9 #A2B9FB #DDE5FE

Accessibility & contrast

On white

3.14

#678CF9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.70

#678CF9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678CF9

6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##678CF9	#FFFFFF	#000000	##000000
##678CF9	1.00	3.14	6.70	6.70
#FFFFFF	3.14	1.00	21.00	21.00
#000000	6.70	21.00	1.00	1.00
##000000	6.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A98FD

Deuteranopia (green-blind)

#458BF7

Tritanopia (blue-blind)

#00A4B6

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #678cf9;
/* rgb */ color: rgb(103, 140, 249);
/* oklch */ color: oklch(66.5% 0.167 267.6);

Tailwind

colors: {
  custom: {
    50: '#9dadfc',
    500: '#678cf9',
    950: '#000000',
  },
}

SCSS

$custom: #678cf9;
$custom-light: #9dadfc;
$custom-dark: #000000;

JSON

{
  "hex": "#678cf9",
  "rgb": {
    "r": 103,
    "g": 140,
    "b": 249
  },
  "hsl": {
    "h": 224.795,
    "s": 92.405,
    "l": 69.02
  },
  "oklch": {
    "l": 0.66469,
    "c": 0.16677,
    "h": 267.6
  },
  "luminance": 0.28479
}

Semantic roles & 50–950 ramp

primary

#678CF9

secondary

#F3E8C8

accent

#AB00E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #678CF9

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

Preview Lab → · Contrast checker → · Palette generator →