#66BED2#66BED2

#66BED2 is a light, moderate cyan. Relative luminance 0.443; OKLCH L 75.4% C 0.089 H 214.3°. Best body text is #000000 at 9.86:1 contrast (WCAG AA passes).

Color values

HEX	#66BED2
RGB	rgb(102, 190, 210)
HSL	hsl(191, 55%, 61%)
HSV	hsv(191, 51%, 82%)
CMYK	cmyk(51.4%, 9.5%, 0%, 17.6%)
CIE-LAB	lab(72.43, -21.01, -18.19)
CIE-LCH	lch(72.43, 27.79, 220.88°)
OKLab	oklab(75.41% -0.0737 -0.0503)
OKLCH	oklch(75.41% 0.089 214.3)
XYZ	xyz(35.5213, 44.3017, 67.6395)
Luminance	0.4430 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66BED2 #D27A66

analogous

#66D2B0 #66BED2 #6688D2

triadic

#66BED2 #D266BE #BED266

tetradic

#66BED2 #B066D2 #D27A66 #88D266

square

#66BED2 #B066D2 #D27A66 #88D266

split-complementary

#66BED2 #D26688 #D2B066

monochromatic

#2B7F93 #39A8C2 #66BED2 #95D2E0 #C5E6EE

Accessibility & contrast

On white

2.13

#66BED2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.86

#66BED2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66BED2

9.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66BED2	#FFFFFF	#000000	##000000
##66BED2	1.00	2.13	9.86	9.86
#FFFFFF	2.13	1.00	21.00	21.00
#000000	9.86	21.00	1.00	1.00
##000000	9.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AFB9D3

Deuteranopia (green-blind)

#9FACD2

Tritanopia (blue-blind)

#1DC6C4

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #66bed2;
/* rgb */ color: rgb(102, 190, 210);
/* oklch */ color: oklch(75.4% 0.089 214.3);

Tailwind

colors: {
  custom: {
    50: '#99d1df',
    500: '#66bed2',
    950: '#000000',
  },
}

SCSS

$custom: #66bed2;
$custom-light: #99d1df;
$custom-dark: #000000;

JSON

{
  "hex": "#66bed2",
  "rgb": {
    "r": 102,
    "g": 190,
    "b": 210
  },
  "hsl": {
    "h": 191.111,
    "s": 54.545,
    "l": 61.176
  },
  "oklch": {
    "l": 0.75411,
    "c": 0.08919,
    "h": 214.3
  },
  "luminance": 0.44305
}

Semantic roles & 50–950 ramp

primary

#66BED2

secondary

#DEBDB6

accent

#4123C2

background

#F9FCFD

surface

#F2F9FB

border

#CCD2D4

text

#0E1415

muted

#7E8283

Preview Lab

Preview with #66BED2

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

Preview Lab → · Contrast checker → · Palette generator →