#678BC0#678BC0

#678BC0 is a light, moderate blue. Relative luminance 0.252; OKLCH L 63.2% C 0.090 H 257.9°. Best body text is #000000 at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#678BC0
RGB	rgb(103, 139, 192)
HSL	hsl(216, 41%, 58%)
HSV	hsv(216, 46%, 75%)
CMYK	cmyk(46.4%, 27.6%, 0%, 24.7%)
CIE-LAB	lab(57.22, 1.88, -31.50)
CIE-LCH	lch(57.22, 31.56, 273.42°)
OKLab	oklab(63.15% -0.0189 -0.0881)
OKLCH	oklch(63.15% 0.09 257.9)
XYZ	xyz(24.3374, 25.1530, 53.4315)
Luminance	0.2515 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#678BC0 #C09C67

analogous

#67B7C0 #678BC0 #6F67C0

triadic

#678BC0 #C0678B #8BC067

tetradic

#678BC0 #C067B7 #C09C67 #67C06F

square

#678BC0 #C067B7 #C09C67 #67C06F

split-complementary

#678BC0 #C06F67 #B7C067

monochromatic

#334F7A #456CA5 #678BC0 #92ACD2 #BECDE4

Accessibility & contrast

On white

3.48

#678BC0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.03

#678BC0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #678BC0

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##678BC0	#FFFFFF	#000000	##000000
##678BC0	1.00	3.48	6.03	6.03
#FFFFFF	3.48	1.00	21.00	21.00
#000000	6.03	21.00	1.00	1.00
##000000	6.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#778EC2

Deuteranopia (green-blind)

#6D86BF

Tritanopia (blue-blind)

#43979D

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #678bc0;
/* rgb */ color: rgb(103, 139, 192);
/* oklch */ color: oklch(63.2% 0.090 257.9);

Tailwind

colors: {
  custom: {
    50: '#97acd3',
    500: '#678bc0',
    950: '#000000',
  },
}

SCSS

$custom: #678bc0;
$custom-light: #97acd3;
$custom-dark: #000000;

JSON

{
  "hex": "#678bc0",
  "rgb": {
    "r": 103,
    "g": 139,
    "b": 192
  },
  "hsl": {
    "h": 215.73,
    "s": 41.395,
    "l": 57.843
  },
  "oklch": {
    "l": 0.63153,
    "c": 0.09008,
    "h": 257.9
  },
  "luminance": 0.25155
}

Semantic roles & 50–950 ramp

primary

#678BC0

secondary

#D3C5B0

accent

#A057D1

background

#F9FAFC

surface

#F2F4F9

border

#CCCED2

text

#0E1014

muted

#7E7F82

Preview Lab

Preview with #678BC0

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

Preview Lab → · Contrast checker → · Palette generator →