#66CBED#66CBED

#66CBED is a light, moderate cyan. Relative luminance 0.517; OKLCH L 79.4% C 0.106 H 222.7°. Best body text is #000000 at 11.33:1 contrast (WCAG AA passes).

Color values

HEX	#66CBED
RGB	rgb(102, 203, 237)
HSL	hsl(195, 79%, 66%)
HSV	hsv(195, 57%, 93%)
CMYK	cmyk(57%, 14.3%, 0%, 7.1%)
CIE-LAB	lab(77.07, -19.97, -25.73)
CIE-LCH	lch(77.07, 32.57, 232.18°)
OKLab	oklab(79.43% -0.0776 -0.0715)
OKLCH	oklch(79.43% 0.106 222.7)
XYZ	xyz(42.1155, 51.6471, 87.8538)
Luminance	0.5165 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66CBED #ED8866

analogous

#66EDCC #66CBED #6688ED

triadic

#66CBED #ED66CB #CBED66

tetradic

#66CBED #CC66ED #ED8866 #88ED66

square

#66CBED #CC66ED #ED8866 #88ED66

split-complementary

#66CBED #ED6688 #EDCC66

monochromatic

#1797C2 #2FB8E7 #66CBED #9DDEF3 #D4F0FA

Accessibility & contrast

On white

1.85

#66CBED on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.33

#66CBED on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66CBED

11.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66CBED	#FFFFFF	#000000	##000000
##66CBED	1.00	1.85	11.33	11.33
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.33	21.00	1.00	1.00
##000000	11.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7C7EF

Deuteranopia (green-blind)

#A4B8ED

Tritanopia (blue-blind)

#00D6D6

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #66cbed;
/* rgb */ color: rgb(102, 203, 237);
/* oklch */ color: oklch(79.4% 0.106 222.7);

Tailwind

colors: {
  custom: {
    50: '#9cdbf3',
    500: '#66cbed',
    950: '#000000',
  },
}

SCSS

$custom: #66cbed;
$custom-light: #9cdbf3;
$custom-dark: #000000;

JSON

{
  "hex": "#66cbed",
  "rgb": {
    "r": 102,
    "g": 203,
    "b": 237
  },
  "hsl": {
    "h": 195.111,
    "s": 78.947,
    "l": 66.471
  },
  "oklch": {
    "l": 0.79427,
    "c": 0.10554,
    "h": 222.7
  },
  "luminance": 0.51651
}

Semantic roles & 50–950 ramp

primary

#66CBED

secondary

#C05A37

accent

#3F0ADB

background

#FCFEFF

surface

#F6FBFE

border

#D0D4D6

text

#0F1517

muted

#808485

Preview Lab

Preview with #66CBED

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

Preview Lab → · Contrast checker → · Palette generator →