#678FCC#678FCC

#678FCC is a light, moderate blue. Relative luminance 0.269; OKLCH L 64.6% C 0.102 H 258.6°. Best body text is #000000 at 6.38:1 contrast (WCAG AA passes).

Color values

HEX	#678FCC
RGB	rgb(103, 143, 204)
HSL	hsl(216, 50%, 60%)
HSV	hsv(216, 50%, 80%)
CMYK	cmyk(49.5%, 29.9%, 0%, 20%)
CIE-LAB	lab(58.87, 3.15, -35.72)
CIE-LCH	lch(58.87, 35.86, 275.05°)
OKLab	oklab(64.61% -0.0202 -0.1002)
OKLCH	oklch(64.61% 0.102 258.6)
XYZ	xyz(26.3114, 26.8863, 60.9181)
Luminance	0.2689 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#678FCC #CCA467

analogous

#67C1CC #678FCC #7267CC

triadic

#678FCC #CC678F #8FCC67

tetradic

#678FCC #CC67C1 #CCA467 #67CC72

square

#678FCC #CC67C1 #CCA467 #67CC72

split-complementary

#678FCC #CC7267 #C1CC67

monochromatic

#2E538A #3E6EB8 #678FCC #95B1DB #C3D3EB

Accessibility & contrast

On white

3.29

#678FCC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.38

#678FCC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678FCC

6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##678FCC	#FFFFFF	#000000	##000000
##678FCC	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)

#7793CF

Deuteranopia (green-blind)

#6C89CB

Tritanopia (blue-blind)

#399CA5

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #678fcc;
/* rgb */ color: rgb(103, 143, 204);
/* oklch */ color: oklch(64.6% 0.102 258.6);

Tailwind

colors: {
  custom: {
    50: '#98afdc',
    500: '#678fcc',
    950: '#000000',
  },
}

SCSS

$custom: #678fcc;
$custom-light: #98afdc;
$custom-dark: #000000;

JSON

{
  "hex": "#678fcc",
  "rgb": {
    "r": 103,
    "g": 143,
    "b": 204
  },
  "hsl": {
    "h": 216.238,
    "s": 49.754,
    "l": 60.196
  },
  "oklch": {
    "l": 0.64612,
    "c": 0.10224,
    "h": 258.6
  },
  "luminance": 0.26888
}

Semantic roles & 50–950 ramp

primary

#678FCC

secondary

#DBCBB4

accent

#8228BD

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #678FCC

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

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