#678DEC#678DEC

#678DEC is a light, vivid blue. Relative luminance 0.280; OKLCH L 65.9% C 0.148 H 266.0°. Best body text is #000000 at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#678DEC
RGB	rgb(103, 141, 236)
HSL	hsl(223, 78%, 66%)
HSV	hsv(223, 56%, 93%)
CMYK	cmyk(56.4%, 40.3%, 0%, 7.5%)
CIE-LAB	lab(59.88, 14.33, -51.99)
CIE-LCH	lch(59.88, 53.92, 285.41°)
OKLab	oklab(65.9% -0.0103 -0.1476)
OKLCH	oklch(65.9% 0.148 266)
XYZ	xyz(30.2536, 27.9871, 83.1484)
Luminance	0.2799 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#678DEC #ECC667

analogous

#67D0EC #678DEC #8467EC

triadic

#678DEC #EC678D #8DEC67

tetradic

#678DEC #EC67D0 #ECC667 #67EC84

square

#678DEC #EC67D0 #ECC667 #67EC84

split-complementary

#678DEC #EC8467 #D0EC67

monochromatic

#1848C1 #3164E5 #678DEC #9DB6F3 #D4DFFA

Accessibility & contrast

On white

3.18

#678DEC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.60

#678DEC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678DEC

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##678DEC	#FFFFFF	#000000	##000000
##678DEC	1.00	3.18	6.60	6.60
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.60	21.00	1.00	1.00
##000000	6.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6597F0

Deuteranopia (green-blind)

#548BEA

Tritanopia (blue-blind)

#00A2B1

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #678dec;
/* rgb */ color: rgb(103, 141, 236);
/* oklch */ color: oklch(65.9% 0.148 266.0);

Tailwind

colors: {
  custom: {
    50: '#9cadf2',
    500: '#678dec',
    950: '#000000',
  },
}

SCSS

$custom: #678dec;
$custom-light: #9cadf2;
$custom-dark: #000000;

JSON

{
  "hex": "#678dec",
  "rgb": {
    "r": 103,
    "g": 141,
    "b": 236
  },
  "hsl": {
    "h": 222.857,
    "s": 77.778,
    "l": 66.471
  },
  "oklch": {
    "l": 0.65902,
    "c": 0.14799,
    "h": 266
  },
  "luminance": 0.27989
}

Semantic roles & 50–950 ramp

primary

#678DEC

secondary

#EDE1C2

accent

#9F0BDA

background

#FAFAFE

surface

#F4F4FD

border

#CECED5

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #678DEC

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

Preview Lab → · Contrast checker → · Palette generator →