#678DFB#678DFB

#678DFB is a light, vivid blue. Relative luminance 0.289; OKLCH L 66.8% C 0.168 H 267.4°. Best body text is #000000 at 6.78:1 contrast (WCAG AA passes).

Color values

HEX	#678DFB
RGB	rgb(103, 141, 251)
HSL	hsl(225, 95%, 69%)
HSV	hsv(225, 59%, 98%)
CMYK	cmyk(59%, 43.8%, 0%, 1.6%)
CIE-LAB	lab(60.69, 19.17, -58.96)
CIE-LCH	lch(60.69, 62.00, 288.01°)
OKLab	oklab(66.79% -0.0076 -0.1681)
OKLCH	oklch(66.79% 0.168 267.4)
XYZ	xyz(32.5251, 28.8957, 95.1115)
Luminance	0.2890 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#678DFB #FBD567

analogous

#67D7FB #678DFB #8B67FB

triadic

#678DFB #FB678D #8DFB67

tetradic

#678DFB #FB67D7 #FBD567 #67FB8B

square

#678DFB #FB67D7 #FBD567 #67FB8B

split-complementary

#678DFB #FB8B67 #D7FB67

monochromatic

#063EE2 #2B60F9 #678DFB #A3BAFD #DEE6FE

Accessibility & contrast

On white

3.10

#678DFB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.78

#678DFB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678DFB

6.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##678DFB	#FFFFFF	#000000	##000000
##678DFB	1.00	3.10	6.78	6.78
#FFFFFF	3.10	1.00	21.00	21.00
#000000	6.78	21.00	1.00	1.00
##000000	6.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A99FF

Deuteranopia (green-blind)

#458CF9

Tritanopia (blue-blind)

#00A6B8

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #678dfb;
/* rgb */ color: rgb(103, 141, 251);
/* oklch */ color: oklch(66.8% 0.168 267.4);

Tailwind

colors: {
  custom: {
    50: '#9eadfd',
    500: '#678dfb',
    950: '#000000',
  },
}

SCSS

$custom: #678dfb;
$custom-light: #9eadfd;
$custom-dark: #000000;

JSON

{
  "hex": "#678dfb",
  "rgb": {
    "r": 103,
    "g": 141,
    "b": 251
  },
  "hsl": {
    "h": 224.595,
    "s": 94.872,
    "l": 69.412
  },
  "oklch": {
    "l": 0.6679,
    "c": 0.16827,
    "h": 267.4
  },
  "luminance": 0.28898
}

Semantic roles & 50–950 ramp

primary

#678DFB

secondary

#F4E9CA

accent

#AB00E6

background

#FAFAFF

surface

#F4F4FF

border

#CECED7

text

#0F1018

muted

#7F7F86

Preview Lab

Preview with #678DFB

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

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