#669CBE#669CBE

#669CBE is a light, moderate cyan. Relative luminance 0.303; OKLCH L 66.8% C 0.076 H 237.1°. Best body text is #000000 at 7.06:1 contrast (WCAG AA passes).

Color values

HEX	#669CBE
RGB	rgb(102, 156, 190)
HSL	hsl(203, 40%, 57%)
HSV	hsv(203, 46%, 75%)
CMYK	cmyk(46.3%, 17.9%, 0%, 25.5%)
CIE-LAB	lab(61.93, -8.60, -23.12)
CIE-LCH	lch(61.93, 24.67, 249.60°)
OKLab	oklab(66.82% -0.0414 -0.0641)
OKLCH	oklch(66.82% 0.076 237.1)
XYZ	xyz(26.6590, 30.3175, 53.1523)
Luminance	0.3032 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669CBE #BE8866

analogous

#66BEB4 #669CBE #6670BE

triadic

#669CBE #BE669C #9CBE66

tetradic

#669CBE #B466BE #BE8866 #70BE66

square

#669CBE #B466BE #BE8866 #70BE66

split-complementary

#669CBE #BE6670 #BEB466

monochromatic

#335D77 #457EA2 #669CBE #91B8D0 #BCD4E2

Accessibility & contrast

On white

2.97

#669CBE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.06

#669CBE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669CBE

7.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669CBE	#FFFFFF	#000000	##000000
##669CBE	1.00	2.97	7.06	7.06
#FFFFFF	2.97	1.00	21.00	21.00
#000000	7.06	21.00	1.00	1.00
##000000	7.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D9BC0

Deuteranopia (green-blind)

#8091BD

Tritanopia (blue-blind)

#3FA5A7

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #669cbe;
/* rgb */ color: rgb(102, 156, 190);
/* oklch */ color: oklch(66.8% 0.076 237.1);

Tailwind

colors: {
  custom: {
    50: '#96b9d1',
    500: '#669cbe',
    950: '#000000',
  },
}

SCSS

$custom: #669cbe;
$custom-light: #96b9d1;
$custom-dark: #000000;

JSON

{
  "hex": "#669cbe",
  "rgb": {
    "r": 102,
    "g": 156,
    "b": 190
  },
  "hsl": {
    "h": 203.182,
    "s": 40.367,
    "l": 57.255
  },
  "oklch": {
    "l": 0.66815,
    "c": 0.07633,
    "h": 237.1
  },
  "luminance": 0.30319
}

Semantic roles & 50–950 ramp

primary

#669CBE

secondary

#D2BCAE

accent

#8658D0

background

#F9FBFC

surface

#F2F6F9

border

#CCD0D2

text

#0E1114

muted

#7E8082

Preview Lab

Preview with #669CBE

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

Preview Lab → · Contrast checker → · Palette generator →