#66BEED#66BEED

#66BEED is a light, moderate cyan. Relative luminance 0.458; OKLCH L 76.5% C 0.108 H 234.0°. Best body text is #000000 at 10.15:1 contrast (WCAG AA passes).

Color values

HEX	#66BEED
RGB	rgb(102, 190, 237)
HSL	hsl(201, 79%, 66%)
HSV	hsv(201, 57%, 93%)
CMYK	cmyk(57%, 19.8%, 0%, 7.1%)
CIE-LAB	lab(73.39, -13.21, -31.37)
CIE-LCH	lch(73.39, 34.04, 247.16°)
OKLab	oklab(76.5% -0.0637 -0.0876)
OKLCH	oklch(76.5% 0.108 234)
XYZ	xyz(39.1732, 45.7625, 86.8730)
Luminance	0.4577 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66BEED #ED9566

analogous

#66EDD9 #66BEED #667BED

triadic

#66BEED #ED66BE #BEED66

tetradic

#66BEED #D966ED #ED9566 #7BED66

square

#66BEED #D966ED #ED9566 #7BED66

split-complementary

#66BEED #ED667B #EDD966

monochromatic

#1786C2 #2FA7E7 #66BEED #9DD5F3 #D4EDFA

Accessibility & contrast

On white

2.07

#66BEED on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.15

#66BEED on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66BEED

10.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66BEED	#FFFFFF	#000000	##000000
##66BEED	1.00	2.07	10.15	10.15
#FFFFFF	2.07	1.00	21.00	21.00
#000000	10.15	21.00	1.00	1.00
##000000	10.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A7BCEF

Deuteranopia (green-blind)

#95AEEC

Tritanopia (blue-blind)

#00CACE

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #66beed;
/* rgb */ color: rgb(102, 190, 237);
/* oklch */ color: oklch(76.5% 0.108 234.0);

Tailwind

colors: {
  custom: {
    50: '#9cd1f3',
    500: '#66beed',
    950: '#000000',
  },
}

SCSS

$custom: #66beed;
$custom-light: #9cd1f3;
$custom-dark: #000000;

JSON

{
  "hex": "#66beed",
  "rgb": {
    "r": 102,
    "g": 190,
    "b": 237
  },
  "hsl": {
    "h": 200.889,
    "s": 78.947,
    "l": 66.471
  },
  "oklch": {
    "l": 0.76496,
    "c": 0.10832,
    "h": 234
  },
  "luminance": 0.45766
}

Semantic roles & 50–950 ramp

primary

#66BEED

secondary

#EDD1C2

accent

#530ADB

background

#FAFCFE

surface

#F4F9FD

border

#CED2D5

text

#0F1417

muted

#7F8285

Preview Lab

Preview with #66BEED

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

Preview Lab → · Contrast checker → · Palette generator →