#66AECE#66AECE

#66AECE is a light, moderate cyan. Relative luminance 0.376; OKLCH L 71.6% C 0.086 H 228.5°. Best body text is #000000 at 8.51:1 contrast (WCAG AA passes).

Color values

HEX	#66AECE
RGB	rgb(102, 174, 206)
HSL	hsl(198, 51%, 60%)
HSV	hsv(198, 50%, 81%)
CMYK	cmyk(50.5%, 15.5%, 0%, 19.2%)
CIE-LAB	lab(67.69, -13.79, -23.21)
CIE-LCH	lch(67.69, 26.99, 239.28°)
OKLab	oklab(71.58% -0.0569 -0.0644)
OKLCH	oklch(71.58% 0.086 228.5)
XYZ	xyz(31.7520, 37.5505, 63.9553)
Luminance	0.3755 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66AECE #CE8666

analogous

#66CEBA #66AECE #667ACE

triadic

#66AECE #CE66AE #AECE66

tetradic

#66AECE #BA66CE #CE8666 #7ACE66

square

#66AECE #BA66CE #CE8666 #7ACE66

split-complementary

#66AECE #CE667A #CEBA66

monochromatic

#2D6F8D #3C94BB #66AECE #94C7DD #C3DFEC

Accessibility & contrast

On white

2.47

#66AECE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.51

#66AECE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66AECE

8.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66AECE	#FFFFFF	#000000	##000000
##66AECE	1.00	2.47	8.51	8.51
#FFFFFF	2.47	1.00	21.00	21.00
#000000	8.51	21.00	1.00	1.00
##000000	8.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9DABD0

Deuteranopia (green-blind)

#8EA0CE

Tritanopia (blue-blind)

#2BB7B8

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #66aece;
/* rgb */ color: rgb(102, 174, 206);
/* oklch */ color: oklch(71.6% 0.086 228.5);

Tailwind

colors: {
  custom: {
    50: '#98c6dd',
    500: '#66aece',
    950: '#000000',
  },
}

SCSS

$custom: #66aece;
$custom-light: #98c6dd;
$custom-dark: #000000;

JSON

{
  "hex": "#66aece",
  "rgb": {
    "r": 102,
    "g": 174,
    "b": 206
  },
  "hsl": {
    "h": 198.462,
    "s": 51.485,
    "l": 60.392
  },
  "oklch": {
    "l": 0.71582,
    "c": 0.08595,
    "h": 228.5
  },
  "luminance": 0.37553
}

Semantic roles & 50–950 ramp

primary

#66AECE

secondary

#DCC0B4

accent

#5527BF

background

#F9FCFD

surface

#F2F8FB

border

#CCD1D4

text

#0E1315

muted

#7E8283

Preview Lab

Preview with #66AECE

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

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