#669FAE#669FAE

#669FAE is a light, moderate cyan. Relative luminance 0.307; OKLCH L 66.9% C 0.064 H 216.2°. Best body text is #000000 at 7.14:1 contrast (WCAG AA passes).

Color values

HEX	#669FAE
RGB	rgb(102, 159, 174)
HSL	hsl(193, 31%, 54%)
HSV	hsv(193, 41%, 68%)
CMYK	cmyk(41.4%, 8.6%, 0%, 31.8%)
CIE-LAB	lab(62.23, -14.67, -13.66)
CIE-LCH	lch(62.23, 20.04, 222.97°)
OKLab	oklab(66.87% -0.0512 -0.0376)
OKLCH	oklch(66.87% 0.064 216.2)
XYZ	xyz(25.5149, 30.6753, 44.6126)
Luminance	0.3068 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669FAE #AE7566

analogous

#66AE99 #669FAE #667BAE

triadic

#669FAE #AE669F #9FAE66

tetradic

#669FAE #9966AE #AE7566 #7BAE66

square

#669FAE #9966AE #AE7566 #7BAE66

split-complementary

#669FAE #AE667B #AE9966

monochromatic

#355B64 #4A7F8C #669FAE #8EB8C3 #B6D1D8

Accessibility & contrast

On white

2.94

#669FAE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.14

#669FAE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669FAE

7.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669FAE	#FFFFFF	#000000	##000000
##669FAE	1.00	2.94	7.14	7.14
#FFFFFF	2.94	1.00	21.00	21.00
#000000	7.14	21.00	1.00	1.00
##000000	7.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#959BAF

Deuteranopia (green-blind)

#8993AE

Tritanopia (blue-blind)

#48A5A4

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #669fae;
/* rgb */ color: rgb(102, 159, 174);
/* oklch */ color: oklch(66.9% 0.064 216.2);

Tailwind

colors: {
  custom: {
    50: '#95bbc6',
    500: '#669fae',
    950: '#000000',
  },
}

SCSS

$custom: #669fae;
$custom-light: #95bbc6;
$custom-dark: #000000;

JSON

{
  "hex": "#669fae",
  "rgb": {
    "r": 102,
    "g": 159,
    "b": 174
  },
  "hsl": {
    "h": 192.5,
    "s": 30.769,
    "l": 54.118
  },
  "oklch": {
    "l": 0.6687,
    "c": 0.06353,
    "h": 216.2
  },
  "luminance": 0.30677
}

Semantic roles & 50–950 ramp

primary

#669FAE

secondary

#C7AFA9

accent

#7661C7

background

#F9FBFC

surface

#F2F6F8

border

#CCD0D1

text

#0D1113

muted

#7E8082

Preview Lab

Preview with #669FAE

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

Preview Lab → · Contrast checker → · Palette generator →