#66AEDE#66AEDE

#66AEDE is a light, moderate cyan. Relative luminance 0.384; OKLCH L 72.3% C 0.101 H 239.4°. Best body text is #000000 at 8.67:1 contrast (WCAG AA passes).

Color values

HEX	#66AEDE
RGB	rgb(102, 174, 222)
HSL	hsl(204, 65%, 64%)
HSV	hsv(204, 54%, 87%)
CMYK	cmyk(54.1%, 21.6%, 0%, 12.9%)
CIE-LAB	lab(68.29, -9.10, -31.08)
CIE-LCH	lch(68.29, 32.38, 253.68°)
OKLab	oklab(72.26% -0.0513 -0.0868)
OKLCH	oklch(72.26% 0.101 239.4)
XYZ	xyz(33.7955, 38.3679, 74.7179)
Luminance	0.3837 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66AEDE #DE9666

analogous

#66DED2 #66AEDE #6672DE

triadic

#66AEDE #DE66AE #AEDE66

tetradic

#66AEDE #D266DE #DE9666 #72DE66

square

#66AEDE #D266DE #DE9666 #72DE66

split-complementary

#66AEDE #DE6672 #DED266

monochromatic

#2472A6 #3493D3 #66AEDE #98C9E9 #CBE3F4

Accessibility & contrast

On white

2.42

#66AEDE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.67

#66AEDE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66AEDE

8.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66AEDE	#FFFFFF	#000000	##000000
##66AEDE	1.00	2.42	8.67	8.67
#FFFFFF	2.42	1.00	21.00	21.00
#000000	8.67	21.00	1.00	1.00
##000000	8.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#98ADE0

Deuteranopia (green-blind)

#88A1DD

Tritanopia (blue-blind)

#0CBABE

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #66aede;
/* rgb */ color: rgb(102, 174, 222);
/* oklch */ color: oklch(72.3% 0.101 239.4);

Tailwind

colors: {
  custom: {
    50: '#9ac6e8',
    500: '#66aede',
    950: '#000000',
  },
}

SCSS

$custom: #66aede;
$custom-light: #9ac6e8;
$custom-dark: #000000;

JSON

{
  "hex": "#66aede",
  "rgb": {
    "r": 102,
    "g": 174,
    "b": 222
  },
  "hsl": {
    "h": 204,
    "s": 64.516,
    "l": 63.529
  },
  "oklch": {
    "l": 0.7226,
    "c": 0.10081,
    "h": 239.4
  },
  "luminance": 0.38371
}

Semantic roles & 50–950 ramp

primary

#66AEDE

secondary

#E5CCBB

accent

#6119CC

background

#F9FCFE

surface

#F2F8FC

border

#CCD1D5

text

#0F1316

muted

#7E8284

Preview Lab

Preview with #66AEDE

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

Preview Lab → · Contrast checker → · Palette generator →