#66D2F2#66D2F2

#66D2F2 is a light, moderate cyan. Relative luminance 0.553; OKLCH L 81.2% C 0.109 H 220.0°. Best body text is #000000 at 12.07:1 contrast (WCAG AA passes).

Color values

HEX	#66D2F2
RGB	rgb(102, 210, 242)
HSL	hsl(194, 84%, 67%)
HSV	hsv(194, 58%, 95%)
CMYK	cmyk(57.9%, 13.2%, 0%, 5.1%)
CIE-LAB	lab(79.23, -22.08, -25.11)
CIE-LCH	lch(79.23, 33.44, 228.67°)
OKLab	oklab(81.21% -0.0832 -0.0698)
OKLCH	oklch(81.21% 0.109 220)
XYZ	xyz(44.5468, 55.3244, 92.3183)
Luminance	0.5533 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D2F2 #F28666

analogous

#66F2CC #66D2F2 #668CF2

triadic

#66D2F2 #F266D2 #D2F266

tetradic

#66D2F2 #CC66F2 #F28666 #8CF266

square

#66D2F2 #CC66F2 #F28666 #8CF266

split-complementary

#66D2F2 #F2668C #F2CC66

monochromatic

#11A2CC #2EC1ED #66D2F2 #9EE3F7 #D7F3FC

Accessibility & contrast

On white

1.74

#66D2F2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.07

#66D2F2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D2F2

12.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D2F2	#FFFFFF	#000000	##000000
##66D2F2	1.00	1.74	12.07	12.07
#FFFFFF	1.74	1.00	21.00	21.00
#000000	12.07	21.00	1.00	1.00
##000000	12.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BECDF4

Deuteranopia (green-blind)

#AABEF2

Tritanopia (blue-blind)

#00DDDC

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #66d2f2;
/* rgb */ color: rgb(102, 210, 242);
/* oklch */ color: oklch(81.2% 0.109 220.0);

Tailwind

colors: {
  custom: {
    50: '#9de0f6',
    500: '#66d2f2',
    950: '#000000',
  },
}

SCSS

$custom: #66d2f2;
$custom-light: #9de0f6;
$custom-dark: #000000;

JSON

{
  "hex": "#66d2f2",
  "rgb": {
    "r": 102,
    "g": 210,
    "b": 242
  },
  "hsl": {
    "h": 193.714,
    "s": 84.337,
    "l": 67.451
  },
  "oklch": {
    "l": 0.81211,
    "c": 0.10855,
    "h": 220
  },
  "luminance": 0.55329
}

Semantic roles & 50–950 ramp

primary

#66D2F2

secondary

#C95634

accent

#3705E1

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #66D2F2

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

Preview Lab → · Contrast checker → · Palette generator →