#6687BD#6687BD

#6687BD is a light, moderate blue. Relative luminance 0.238; OKLCH L 62.1% C 0.090 H 260.0°. Best body text is #000000 at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#6687BD
RGB	rgb(102, 135, 189)
HSL	hsl(217, 40%, 57%)
HSV	hsv(217, 46%, 74%)
CMYK	cmyk(46%, 28.6%, 0%, 25.9%)
CIE-LAB	lab(55.91, 3.07, -31.84)
CIE-LCH	lch(55.91, 31.99, 275.51°)
OKLab	oklab(62.07% -0.0157 -0.0891)
OKLCH	oklch(62.07% 0.09 260)
XYZ	xyz(23.3258, 23.8254, 51.5039)
Luminance	0.2383 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6687BD #BD9C66

analogous

#66B3BD #6687BD #7166BD

triadic

#6687BD #BD6687 #87BD66

tetradic

#6687BD #BD66B3 #BD9C66 #66BD71

square

#6687BD #BD66B3 #BD9C66 #66BD71

split-complementary

#6687BD #BD7166 #B3BD66

monochromatic

#334C76 #4568A1 #6687BD #91A9CF #BCCAE2

Accessibility & contrast

On white

3.64

#6687BD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.77

#6687BD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #6687BD

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6687BD	#FFFFFF	#000000	##000000
##6687BD	1.00	3.64	5.77	5.77
#FFFFFF	3.64	1.00	21.00	21.00
#000000	5.77	21.00	1.00	1.00
##000000	5.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#738BBF

Deuteranopia (green-blind)

#6982BC

Tritanopia (blue-blind)

#44939A

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #6687bd;
/* rgb */ color: rgb(102, 135, 189);
/* oklch */ color: oklch(62.1% 0.090 260.0);

Tailwind

colors: {
  custom: {
    50: '#96a9d1',
    500: '#6687bd',
    950: '#000000',
  },
}

SCSS

$custom: #6687bd;
$custom-light: #96a9d1;
$custom-dark: #000000;

JSON

{
  "hex": "#6687bd",
  "rgb": {
    "r": 102,
    "g": 135,
    "b": 189
  },
  "hsl": {
    "h": 217.241,
    "s": 39.726,
    "l": 57.059
  },
  "oklch": {
    "l": 0.6207,
    "c": 0.09047,
    "h": 260
  },
  "luminance": 0.23827
}

Semantic roles & 50–950 ramp

primary

#6687BD

secondary

#D1C4AE

accent

#A258D0

background

#F9FAFC

surface

#F2F4F9

border

#CCCED2

text

#0E0F14

muted

#7E7F82

Preview Lab

Preview with #6687BD

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

Preview Lab → · Contrast checker → · Palette generator →