#678DED#678DED

#678DED is a light, vivid blue. Relative luminance 0.280; OKLCH L 66.0% C 0.149 H 266.1°. Best body text is #000000 at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#678DED
RGB	rgb(103, 141, 237)
HSL	hsl(223, 79%, 67%)
HSV	hsv(223, 57%, 93%)
CMYK	cmyk(56.5%, 40.5%, 0%, 7.1%)
CIE-LAB	lab(59.93, 14.65, -52.46)
CIE-LCH	lch(59.93, 54.46, 285.61°)
OKLab	oklab(65.96% -0.0101 -0.149)
OKLCH	oklch(65.96% 0.149 266.1)
XYZ	xyz(30.3993, 28.0453, 83.9157)
Luminance	0.2805 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#678DED #EDC767

analogous

#67D0ED #678DED #8467ED

triadic

#678DED #ED678D #8DED67

tetradic

#678DED #ED67D0 #EDC767 #67ED84

square

#678DED #ED67D0 #EDC767 #67ED84

split-complementary

#678DED #ED8467 #D0ED67

monochromatic

#1748C3 #3064E7 #678DED #9EB6F3 #D4DFFA

Accessibility & contrast

On white

3.18

#678DED on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.61

#678DED on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678DED

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##678DED	#FFFFFF	#000000	##000000
##678DED	1.00	3.18	6.61	6.61
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.61	21.00	1.00	1.00
##000000	6.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6497F1

Deuteranopia (green-blind)

#538BEB

Tritanopia (blue-blind)

#00A2B1

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #678ded;
/* rgb */ color: rgb(103, 141, 237);
/* oklch */ color: oklch(66.0% 0.149 266.1);

Tailwind

colors: {
  custom: {
    50: '#9cadf3',
    500: '#678ded',
    950: '#000000',
  },
}

SCSS

$custom: #678ded;
$custom-light: #9cadf3;
$custom-dark: #000000;

JSON

{
  "hex": "#678ded",
  "rgb": {
    "r": 103,
    "g": 141,
    "b": 237
  },
  "hsl": {
    "h": 222.985,
    "s": 78.824,
    "l": 66.667
  },
  "oklch": {
    "l": 0.6596,
    "c": 0.14935,
    "h": 266.1
  },
  "luminance": 0.28048
}

Semantic roles & 50–950 ramp

primary

#678DED

secondary

#EDE1C2

accent

#A00ADB

background

#FAFAFE

surface

#F4F4FD

border

#CECED5

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #678DED

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

Preview Lab → · Contrast checker → · Palette generator →