#678FDB#678FDB

#678FDB is a light, vivid blue. Relative luminance 0.276; OKLCH L 65.4% C 0.123 H 262.4°. Best body text is #000000 at 6.53:1 contrast (WCAG AA passes).

Color values

HEX	#678FDB
RGB	rgb(103, 143, 219)
HSL	hsl(219, 62%, 63%)
HSV	hsv(219, 53%, 86%)
CMYK	cmyk(53%, 34.7%, 0%, 14.1%)
CIE-LAB	lab(59.56, 7.77, -43.03)
CIE-LCH	lch(59.56, 43.73, 280.24°)
OKLab	oklab(65.38% -0.0162 -0.1215)
OKLCH	oklch(65.38% 0.123 262.4)
XYZ	xyz(28.1978, 27.6409, 70.8534)
Luminance	0.2764 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#678FDB #DBB367

analogous

#67C9DB #678FDB #7967DB

triadic

#678FDB #DB678F #8FDB67

tetradic

#678FDB #DB67C9 #DBB367 #67DB79

square

#678FDB #DB67C9 #DBB367 #67DB79

split-complementary

#678FDB #DB7967 #C9DB67

monochromatic

#2651A1 #366BCF #678FDB #98B3E7 #CAD8F2

Accessibility & contrast

On white

3.22

#678FDB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.53

#678FDB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678FDB

6.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##678FDB	#FFFFFF	#000000	##000000
##678FDB	1.00	3.22	6.53	6.53
#FFFFFF	3.22	1.00	21.00	21.00
#000000	6.53	21.00	1.00	1.00
##000000	6.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7195DE

Deuteranopia (green-blind)

#638BD9

Tritanopia (blue-blind)

#29A0AB

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #678fdb;
/* rgb */ color: rgb(103, 143, 219);
/* oklch */ color: oklch(65.4% 0.123 262.4);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#678fdb",
  "rgb": {
    "r": 103,
    "g": 143,
    "b": 219
  },
  "hsl": {
    "h": 219.31,
    "s": 61.702,
    "l": 63.137
  },
  "oklch": {
    "l": 0.6538,
    "c": 0.12254,
    "h": 262.4
  },
  "luminance": 0.27643
}

Semantic roles & 50–950 ramp

primary

#678FDB

secondary

#E4D5BA

accent

#8E1CC9

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #678FDB

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

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