#66C2F8#66C2F8

#66C2F8 is a light, moderate cyan. Relative luminance 0.482; OKLCH L 77.9% C 0.117 H 236.7°. Best body text is #000000 at 10.64:1 contrast (WCAG AA passes).

Color values

HEX	#66C2F8
RGB	rgb(102, 194, 248)
HSL	hsl(202, 91%, 69%)
HSV	hsv(202, 59%, 97%)
CMYK	cmyk(58.9%, 21.8%, 0%, 2.7%)
CIE-LAB	lab(74.94, -12.03, -34.91)
CIE-LCH	lch(74.94, 36.93, 250.99°)
OKLab	oklab(77.87% -0.0642 -0.0977)
OKLCH	oklch(77.87% 0.117 236.7)
XYZ	xyz(41.7081, 48.1817, 95.8907)
Luminance	0.4819 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66C2F8 #F89C66

analogous

#66F8E5 #66C2F8 #6679F8

triadic

#66C2F8 #F866C2 #C2F866

tetradic

#66C2F8 #E566F8 #F89C66 #79F866

square

#66C2F8 #E566F8 #F89C66 #79F866

split-complementary

#66C2F8 #F86679 #F8E566

monochromatic

#0A8DDA #2BABF5 #66C2F8 #A1D9FB #DBF1FD

Accessibility & contrast

On white

1.97

#66C2F8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.64

#66C2F8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66C2F8

10.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66C2F8	#FFFFFF	#000000	##000000
##66C2F8	1.00	1.97	10.64	10.64
#FFFFFF	1.97	1.00	21.00	21.00
#000000	10.64	21.00	1.00	1.00
##000000	10.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A9C1FB

Deuteranopia (green-blind)

#95B2F7

Tritanopia (blue-blind)

#00D0D4

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #66c2f8;
/* rgb */ color: rgb(102, 194, 248);
/* oklch */ color: oklch(77.9% 0.117 236.7);

Tailwind

colors: {
  custom: {
    50: '#9dd4fa',
    500: '#66c2f8',
    950: '#000000',
  },
}

SCSS

$custom: #66c2f8;
$custom-light: #9dd4fa;
$custom-dark: #000000;

JSON

{
  "hex": "#66c2f8",
  "rgb": {
    "r": 102,
    "g": 194,
    "b": 248
  },
  "hsl": {
    "h": 202.192,
    "s": 91.25,
    "l": 68.627
  },
  "oklch": {
    "l": 0.77866,
    "c": 0.11694,
    "h": 236.7
  },
  "luminance": 0.48186
}

Semantic roles & 50–950 ramp

primary

#66C2F8

secondary

#F3D7C7

accent

#5500E6

background

#FAFDFF

surface

#F4FAFF

border

#CED3D7

text

#0F1417

muted

#7F8385

Preview Lab

Preview with #66C2F8

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

Preview Lab → · Contrast checker → · Palette generator →