#678EEC#678EEC

#678EEC is a light, vivid blue. Relative luminance 0.283; OKLCH L 66.1% C 0.147 H 265.6°. Best body text is #000000 at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#678EEC
RGB	rgb(103, 142, 236)
HSL	hsl(222, 78%, 66%)
HSV	hsv(222, 56%, 93%)
CMYK	cmyk(56.4%, 39.8%, 0%, 7.5%)
CIE-LAB	lab(60.14, 13.74, -51.56)
CIE-LCH	lch(60.14, 53.36, 284.92°)
OKLab	oklab(66.11% -0.0113 -0.1464)
OKLCH	oklch(66.11% 0.147 265.6)
XYZ	xyz(30.4017, 28.2833, 83.1978)
Luminance	0.2829 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#678EEC #ECC567

analogous

#67D1EC #678EEC #8367EC

triadic

#678EEC #EC678E #8EEC67

tetradic

#678EEC #EC67D1 #ECC567 #67EC83

square

#678EEC #EC67D1 #ECC567 #67EC83

split-complementary

#678EEC #EC8367 #D1EC67

monochromatic

#1849C1 #3166E5 #678EEC #9DB6F3 #D4DFFA

Accessibility & contrast

On white

3.15

#678EEC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.66

#678EEC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678EEC

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##678EEC	#FFFFFF	#000000	##000000
##678EEC	1.00	3.15	6.66	6.66
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.66	21.00	1.00	1.00
##000000	6.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6697F0

Deuteranopia (green-blind)

#558BEA

Tritanopia (blue-blind)

#00A3B2

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #678eec;
/* rgb */ color: rgb(103, 142, 236);
/* oklch */ color: oklch(66.1% 0.147 265.6);

Tailwind

colors: {
  custom: {
    50: '#9caef2',
    500: '#678eec',
    950: '#000000',
  },
}

SCSS

$custom: #678eec;
$custom-light: #9caef2;
$custom-dark: #000000;

JSON

{
  "hex": "#678eec",
  "rgb": {
    "r": 103,
    "g": 142,
    "b": 236
  },
  "hsl": {
    "h": 222.406,
    "s": 77.778,
    "l": 66.471
  },
  "oklch": {
    "l": 0.66108,
    "c": 0.14682,
    "h": 265.6
  },
  "luminance": 0.28286
}

Semantic roles & 50–950 ramp

primary

#678EEC

secondary

#EDE0C2

accent

#9D0BDA

background

#FAFAFE

surface

#F4F4FD

border

#CECED5

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #678EEC

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

Preview Lab → · Contrast checker → · Palette generator →