#678DD2#678DD2

#678DD2 is a light, moderate blue. Relative luminance 0.266; OKLCH L 64.5% C 0.112 H 261.7°. Best body text is #000000 at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#678DD2
RGB	rgb(103, 141, 210)
HSL	hsl(219, 54%, 61%)
HSV	hsv(219, 51%, 82%)
CMYK	cmyk(51%, 32.9%, 0%, 17.6%)
CIE-LAB	lab(58.59, 6.16, -39.53)
CIE-LCH	lch(58.59, 40.00, 278.85°)
OKLab	oklab(64.48% -0.0162 -0.1113)
OKLCH	oklch(64.48% 0.112 261.7)
XYZ	xyz(26.7474, 26.5846, 64.6821)
Luminance	0.2659 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#678DD2 #D2AC67

analogous

#67C3D2 #678DD2 #7767D2

triadic

#678DD2 #D2678D #8DD267

tetradic

#678DD2 #D267C3 #D2AC67 #67D277

square

#678DD2 #D267C3 #D2AC67 #67D277

split-complementary

#678DD2 #D27767 #C3D267

monochromatic

#2C5093 #3A6AC2 #678DD2 #96B0E0 #C5D4EE

Accessibility & contrast

On white

3.32

#678DD2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.32

#678DD2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678DD2

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##678DD2	#FFFFFF	#000000	##000000
##678DD2	1.00	3.32	6.32	6.32
#FFFFFF	3.32	1.00	21.00	21.00
#000000	6.32	21.00	1.00	1.00
##000000	6.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7292D5

Deuteranopia (green-blind)

#6688D1

Tritanopia (blue-blind)

#349CA6

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #678dd2;
/* rgb */ color: rgb(103, 141, 210);
/* oklch */ color: oklch(64.5% 0.112 261.7);

Tailwind

colors: {
  custom: {
    50: '#98aee0',
    500: '#678dd2',
    950: '#000000',
  },
}

SCSS

$custom: #678dd2;
$custom-light: #98aee0;
$custom-dark: #000000;

JSON

{
  "hex": "#678dd2",
  "rgb": {
    "r": 103,
    "g": 141,
    "b": 210
  },
  "hsl": {
    "h": 218.692,
    "s": 54.315,
    "l": 61.373
  },
  "oklch": {
    "l": 0.64483,
    "c": 0.11245,
    "h": 261.7
  },
  "luminance": 0.26586
}

Semantic roles & 50–950 ramp

primary

#678DD2

secondary

#DED0B6

accent

#8A24C2

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0E1015

muted

#7E7F83

Preview Lab

Preview with #678DD2

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

Preview Lab → · Contrast checker → · Palette generator →