#678CD0#678CD0

#678CD0 is a light, moderate blue. Relative luminance 0.262; OKLCH L 64.2% C 0.111 H 261.9°. Best body text is #000000 at 6.24:1 contrast (WCAG AA passes).

Color values

HEX	#678CD0
RGB	rgb(103, 140, 208)
HSL	hsl(219, 53%, 61%)
HSV	hsv(219, 50%, 82%)
CMYK	cmyk(50.5%, 32.7%, 0%, 18.4%)
CIE-LAB	lab(58.22, 6.13, -38.98)
CIE-LCH	lch(58.22, 39.46, 278.93°)
OKLab	oklab(64.17% -0.0155 -0.1097)
OKLCH	oklch(64.17% 0.111 261.9)
XYZ	xyz(26.3530, 26.1920, 63.3292)
Luminance	0.2619 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#678CD0 #D0AB67

analogous

#67C0D0 #678CD0 #7667D0

triadic

#678CD0 #D0678C #8CD067

tetradic

#678CD0 #D067C0 #D0AB67 #67D076

square

#678CD0 #D067C0 #D0AB67 #67D076

split-complementary

#678CD0 #D07667 #C0D067

monochromatic

#2D5090 #3B69BF #678CD0 #96AFDE #C4D3ED

Accessibility & contrast

On white

3.37

#678CD0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.24

#678CD0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678CD0

6.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##678CD0	#FFFFFF	#000000	##000000
##678CD0	1.00	3.37	6.24	6.24
#FFFFFF	3.37	1.00	21.00	21.00
#000000	6.24	21.00	1.00	1.00
##000000	6.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7291D3

Deuteranopia (green-blind)

#6688CF

Tritanopia (blue-blind)

#369BA4

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #678cd0;
/* rgb */ color: rgb(103, 140, 208);
/* oklch */ color: oklch(64.2% 0.111 261.9);

Tailwind

colors: {
  custom: {
    50: '#98adde',
    500: '#678cd0',
    950: '#000000',
  },
}

SCSS

$custom: #678cd0;
$custom-light: #98adde;
$custom-dark: #000000;

JSON

{
  "hex": "#678cd0",
  "rgb": {
    "r": 103,
    "g": 140,
    "b": 208
  },
  "hsl": {
    "h": 218.857,
    "s": 52.764,
    "l": 60.98
  },
  "oklch": {
    "l": 0.64165,
    "c": 0.1108,
    "h": 261.9
  },
  "luminance": 0.26194
}

Semantic roles & 50–950 ramp

primary

#678CD0

secondary

#DDCFB6

accent

#8A25C0

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #678CD0

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

Preview Lab → · Contrast checker → · Palette generator →