#678BE3#678BE3

#678BE3 is a light, vivid blue. Relative luminance 0.269; OKLCH L 65.0% C 0.138 H 265.9°. Best body text is #000000 at 6.38:1 contrast (WCAG AA passes).

Color values

HEX	#678BE3
RGB	rgb(103, 139, 227)
HSL	hsl(223, 69%, 65%)
HSV	hsv(223, 55%, 89%)
CMYK	cmyk(54.6%, 38.8%, 0%, 11%)
CIE-LAB	lab(58.87, 12.65, -48.58)
CIE-LCH	lch(58.87, 50.20, 284.60°)
OKLab	oklab(64.98% -0.0099 -0.1377)
OKLCH	oklch(64.98% 0.138 265.9)
XYZ	xyz(28.6866, 26.8927, 76.3373)
Luminance	0.2690 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#678BE3 #E3BF67

analogous

#67C9E3 #678BE3 #8167E3

triadic

#678BE3 #E3678B #8BE367

tetradic

#678BE3 #E367C9 #E3BF67 #67E381

square

#678BE3 #E367C9 #E3BF67 #67E381

split-complementary

#678BE3 #E38167 #C9E367

monochromatic

#204AAF #3364D9 #678BE3 #9BB2ED #CEDAF6

Accessibility & contrast

On white

3.29

#678BE3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.38

#678BE3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678BE3

6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##678BE3	#FFFFFF	#000000	##000000
##678BE3	1.00	3.29	6.38	6.38
#FFFFFF	3.29	1.00	21.00	21.00
#000000	6.38	21.00	1.00	1.00
##000000	6.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6794E6

Deuteranopia (green-blind)

#5888E1

Tritanopia (blue-blind)

#1E9EAC

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #678be3;
/* rgb */ color: rgb(103, 139, 227);
/* oklch */ color: oklch(65.0% 0.138 265.9);

Tailwind

colors: {
  custom: {
    50: '#9aacec',
    500: '#678be3',
    950: '#000000',
  },
}

SCSS

$custom: #678be3;
$custom-light: #9aacec;
$custom-dark: #000000;

JSON

{
  "hex": "#678be3",
  "rgb": {
    "r": 103,
    "g": 139,
    "b": 227
  },
  "hsl": {
    "h": 222.581,
    "s": 68.889,
    "l": 64.706
  },
  "oklch": {
    "l": 0.64977,
    "c": 0.13804,
    "h": 265.9
  },
  "luminance": 0.26895
}

Semantic roles & 50–950 ramp

primary

#678BE3

secondary

#E8DCBE

accent

#9A15D1

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0F1016

muted

#7E7F84

Preview Lab

Preview with #678BE3

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

Preview Lab → · Contrast checker → · Palette generator →