#678EEB#678EEB

#678EEB is a light, vivid blue. Relative luminance 0.282; OKLCH L 66.1% C 0.145 H 265.5°. Best body text is #000000 at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#678EEB
RGB	rgb(103, 142, 235)
HSL	hsl(222, 77%, 66%)
HSV	hsv(222, 56%, 92%)
CMYK	cmyk(56.2%, 39.6%, 0%, 7.8%)
CIE-LAB	lab(60.09, 13.42, -51.09)
CIE-LCH	lch(60.09, 52.82, 284.72°)
OKLab	oklab(66.05% -0.0115 -0.145)
OKLCH	oklch(66.05% 0.145 265.5)
XYZ	xyz(30.2568, 28.2253, 82.4348)
Luminance	0.2823 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#678EEB #EBC467

analogous

#67D0EB #678EEB #8267EB

triadic

#678EEB #EB678E #8EEB67

tetradic

#678EEB #EB67D0 #EBC467 #67EB82

square

#678EEB #EB67D0 #EBC467 #67EB82

split-complementary

#678EEB #EB8267 #D0EB67

monochromatic

#194ABF #3166E4 #678EEB #9DB6F2 #D3DEF9

Accessibility & contrast

On white

3.16

#678EEB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.65

#678EEB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678EEB

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##678EEB	#FFFFFF	#000000	##000000
##678EEB	1.00	3.16	6.65	6.65
#FFFFFF	3.16	1.00	21.00	21.00
#000000	6.65	21.00	1.00	1.00
##000000	6.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6797EF

Deuteranopia (green-blind)

#568BE9

Tritanopia (blue-blind)

#03A2B1

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #678eeb;
/* rgb */ color: rgb(103, 142, 235);
/* oklch */ color: oklch(66.1% 0.145 265.5);

Tailwind

colors: {
  custom: {
    50: '#9baef2',
    500: '#678eeb',
    950: '#000000',
  },
}

SCSS

$custom: #678eeb;
$custom-light: #9baef2;
$custom-dark: #000000;

JSON

{
  "hex": "#678eeb",
  "rgb": {
    "r": 103,
    "g": 142,
    "b": 235
  },
  "hsl": {
    "h": 222.273,
    "s": 76.744,
    "l": 66.275
  },
  "oklch": {
    "l": 0.66051,
    "c": 0.14546,
    "h": 265.5
  },
  "luminance": 0.28228
}

Semantic roles & 50–950 ramp

primary

#678EEB

secondary

#ECE0C1

accent

#9D0DD9

background

#FAFAFE

surface

#F3F4FD

border

#CDCED5

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #678EEB

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

Preview Lab → · Contrast checker → · Palette generator →