#678FE0#678FE0

#678FE0 is a light, vivid blue. Relative luminance 0.279; OKLCH L 65.6% C 0.129 H 263.3°. Best body text is #000000 at 6.58:1 contrast (WCAG AA passes).

Color values

HEX	#678FE0
RGB	rgb(103, 143, 224)
HSL	hsl(220, 66%, 64%)
HSV	hsv(220, 54%, 88%)
CMYK	cmyk(54%, 36.2%, 0%, 12.2%)
CIE-LAB	lab(59.81, 9.34, -45.44)
CIE-LCH	lch(59.81, 46.39, 281.62°)
OKLab	oklab(65.65% -0.015 -0.1285)
OKLCH	oklch(65.65% 0.129 263.3)
XYZ	xyz(28.8660, 27.9081, 74.3722)
Luminance	0.2791 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#678FE0 #E0B867

analogous

#67CCE0 #678FE0 #7C67E0

triadic

#678FE0 #E0678F #8FE067

tetradic

#678FE0 #E067CC #E0B867 #67E07C

square

#678FE0 #E067CC #E0B867 #67E07C

split-complementary

#678FE0 #E07C67 #CCE067

monochromatic

#234FAA #346AD6 #678FE0 #9AB4EA #CDDAF5

Accessibility & contrast

On white

3.19

#678FE0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.58

#678FE0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678FE0

6.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##678FE0	#FFFFFF	#000000	##000000
##678FE0	1.00	3.19	6.58	6.58
#FFFFFF	3.19	1.00	21.00	21.00
#000000	6.58	21.00	1.00	1.00
##000000	6.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E96E3

Deuteranopia (green-blind)

#608BDE

Tritanopia (blue-blind)

#22A1AD

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #678fe0;
/* rgb */ color: rgb(103, 143, 224);
/* oklch */ color: oklch(65.6% 0.129 263.3);

Tailwind

colors: {
  custom: {
    50: '#9aafea',
    500: '#678fe0',
    950: '#000000',
  },
}

SCSS

$custom: #678fe0;
$custom-light: #9aafea;
$custom-dark: #000000;

JSON

{
  "hex": "#678fe0",
  "rgb": {
    "r": 103,
    "g": 143,
    "b": 224
  },
  "hsl": {
    "h": 220.165,
    "s": 66.12,
    "l": 64.118
  },
  "oklch": {
    "l": 0.65648,
    "c": 0.12935,
    "h": 263.3
  },
  "luminance": 0.2791
}

Semantic roles & 50–950 ramp

primary

#678FE0

secondary

#E7D9BC

accent

#9218CE

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0F1016

muted

#7E7F84

Preview Lab

Preview with #678FE0

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

Preview Lab → · Contrast checker → · Palette generator →