#678FDA#678FDA

#678FDA is a light, vivid blue. Relative luminance 0.276; OKLCH L 65.3% C 0.121 H 262.2°. Best body text is #000000 at 6.52:1 contrast (WCAG AA passes).

Color values

HEX	#678FDA
RGB	rgb(103, 143, 218)
HSL	hsl(219, 61%, 63%)
HSV	hsv(219, 53%, 85%)
CMYK	cmyk(52.8%, 34.4%, 0%, 14.5%)
CIE-LAB	lab(59.52, 7.46, -42.55)
CIE-LCH	lch(59.52, 43.20, 279.94°)
OKLab	oklab(65.33% -0.0165 -0.12)
OKLCH	oklch(65.33% 0.121 262.2)
XYZ	xyz(28.0666, 27.5884, 70.1622)
Luminance	0.2759 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#678FDA #DAB267

analogous

#67C9DA #678FDA #7867DA

triadic

#678FDA #DA678F #8FDA67

tetradic

#678FDA #DA67C9 #DAB267 #67DA78

square

#678FDA #DA67C9 #DAB267 #67DA78

split-complementary

#678FDA #DA7867 #C9DA67

monochromatic

#2751A0 #366BCE #678FDA #98B3E6 #C9D8F2

Accessibility & contrast

On white

3.22

#678FDA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.52

#678FDA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678FDA

6.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##678FDA	#FFFFFF	#000000	##000000
##678FDA	1.00	3.22	6.52	6.52
#FFFFFF	3.22	1.00	21.00	21.00
#000000	6.52	21.00	1.00	1.00
##000000	6.52	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7195DD

Deuteranopia (green-blind)

#648AD8

Tritanopia (blue-blind)

#2B9FAA

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #678fda;
/* rgb */ color: rgb(103, 143, 218);
/* oklch */ color: oklch(65.3% 0.121 262.2);

Tailwind

colors: {
  custom: {
    50: '#99afe6',
    500: '#678fda',
    950: '#000000',
  },
}

SCSS

$custom: #678fda;
$custom-light: #99afe6;
$custom-dark: #000000;

JSON

{
  "hex": "#678fda",
  "rgb": {
    "r": 103,
    "g": 143,
    "b": 218
  },
  "hsl": {
    "h": 219.13,
    "s": 60.847,
    "l": 62.941
  },
  "oklch": {
    "l": 0.65327,
    "c": 0.12117,
    "h": 262.2
  },
  "luminance": 0.2759
}

Semantic roles & 50–950 ramp

primary

#678FDA

secondary

#E3D5BA

accent

#8D1DC9

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #678FDA

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

Preview Lab → · Contrast checker → · Palette generator →