#669EC9#669EC9

#669EC9 is a light, moderate cyan. Relative luminance 0.315; OKLCH L 67.7% C 0.087 H 242.7°. Best body text is #000000 at 7.30:1 contrast (WCAG AA passes).

Color values

HEX	#669EC9
RGB	rgb(102, 158, 201)
HSL	hsl(206, 48%, 59%)
HSV	hsv(206, 49%, 79%)
CMYK	cmyk(49.3%, 21.4%, 0%, 21.2%)
CIE-LAB	lab(62.92, -6.52, -27.75)
CIE-LCH	lch(62.92, 28.50, 256.78°)
OKLab	oklab(67.74% -0.04 -0.0773)
OKLCH	oklch(67.74% 0.087 242.7)
XYZ	xyz(28.2452, 31.4934, 59.8374)
Luminance	0.3150 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#669EC9 #C99166

analogous

#66C9C3 #669EC9 #666DC9

triadic

#669EC9 #C9669E #9EC966

tetradic

#669EC9 #C366C9 #C99166 #6DC966

square

#669EC9 #C366C9 #C99166 #6DC966

split-complementary

#669EC9 #C9666D #C9C366

monochromatic

#2F6085 #3F80B3 #669EC9 #93BBD9 #C0D7E9

Accessibility & contrast

On white

2.88

#669EC9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.30

#669EC9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #669EC9

7.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##669EC9	#FFFFFF	#000000	##000000
##669EC9	1.00	2.88	7.30	7.30
#FFFFFF	2.88	1.00	21.00	21.00
#000000	7.30	21.00	1.00	1.00
##000000	7.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C9ECB

Deuteranopia (green-blind)

#7E94C8

Tritanopia (blue-blind)

#35A8AC

Achromatopsia (no color)

#989898

Design tokens & code

CSS

--color: #669ec9;
/* rgb */ color: rgb(102, 158, 201);
/* oklch */ color: oklch(67.7% 0.087 242.7);

Tailwind

colors: {
  custom: {
    50: '#97bad9',
    500: '#669ec9',
    950: '#000000',
  },
}

SCSS

$custom: #669ec9;
$custom-light: #97bad9;
$custom-dark: #000000;

JSON

{
  "hex": "#669ec9",
  "rgb": {
    "r": 102,
    "g": 158,
    "b": 201
  },
  "hsl": {
    "h": 206.061,
    "s": 47.826,
    "l": 59.412
  },
  "oklch": {
    "l": 0.67741,
    "c": 0.08701,
    "h": 242.7
  },
  "luminance": 0.31496
}

Semantic roles & 50–950 ramp

primary

#669EC9

secondary

#D9C3B2

accent

#8B50D7

background

#F9FBFD

surface

#F2F6FA

border

#CCD0D3

text

#0E1114

muted

#7E8083

Preview Lab

Preview with #669EC9

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

Preview Lab → · Contrast checker → · Palette generator →