#678AEE#678AEE

#678AEE is a light, vivid blue. Relative luminance 0.272; OKLCH L 65.4% C 0.154 H 267.5°. Best body text is #000000 at 6.45:1 contrast (WCAG AA passes).

Color values

HEX	#678AEE
RGB	rgb(103, 138, 238)
HSL	hsl(224, 80%, 67%)
HSV	hsv(224, 57%, 93%)
CMYK	cmyk(56.7%, 42%, 0%, 6.7%)
CIE-LAB	lab(59.19, 16.76, -54.19)
CIE-LCH	lch(59.19, 56.72, 287.19°)
OKLab	oklab(65.41% -0.0067 -0.1541)
OKLCH	oklch(65.41% 0.154 267.5)
XYZ	xyz(30.1094, 27.2312, 84.5418)
Luminance	0.2723 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#678AEE #EECB67

analogous

#67CEEE #678AEE #8767EE

triadic

#678AEE #EE678A #8AEE67

tetradic

#678AEE #EE67CE #EECB67 #67EE87

square

#678AEE #EE67CE #EECB67 #67EE87

split-complementary

#678AEE #EE8767 #CEEE67

monochromatic

#1643C5 #3060E8 #678AEE #9EB4F4 #D5DFFA

Accessibility & contrast

On white

3.26

#678AEE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.45

#678AEE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678AEE

6.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##678AEE	#FFFFFF	#000000	##000000
##678AEE	1.00	3.26	6.45	6.45
#FFFFFF	3.26	1.00	21.00	21.00
#000000	6.45	21.00	1.00	1.00
##000000	6.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E95F2

Deuteranopia (green-blind)

#4D89EC

Tritanopia (blue-blind)

#00A0B0

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #678aee;
/* rgb */ color: rgb(103, 138, 238);
/* oklch */ color: oklch(65.4% 0.154 267.5);

Tailwind

colors: {
  custom: {
    50: '#9cabf4',
    500: '#678aee',
    950: '#000000',
  },
}

SCSS

$custom: #678aee;
$custom-light: #9cabf4;
$custom-dark: #000000;

JSON

{
  "hex": "#678aee",
  "rgb": {
    "r": 103,
    "g": 138,
    "b": 238
  },
  "hsl": {
    "h": 224.444,
    "s": 79.882,
    "l": 66.863
  },
  "oklch": {
    "l": 0.65407,
    "c": 0.15427,
    "h": 267.5
  },
  "luminance": 0.27234
}

Semantic roles & 50–950 ramp

primary

#678AEE

secondary

#EEE3C3

accent

#A609DC

background

#FAFAFE

surface

#F4F4FD

border

#CECED5

text

#0F1017

muted

#7F7F85

Preview Lab

Preview with #678AEE

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

Preview Lab → · Contrast checker → · Palette generator →