#66E2F8#66E2F8

#66E2F8 is a very light, moderate teal. Relative luminance 0.640; OKLCH L 85.1% C 0.114 H 211.0°. Best body text is #000000 at 13.80:1 contrast (WCAG AA passes).

Color values

HEX	#66E2F8
RGB	rgb(102, 226, 248)
HSL	hsl(189, 91%, 69%)
HSV	hsv(189, 59%, 97%)
CMYK	cmyk(58.9%, 8.9%, 0%, 2.7%)
CIE-LAB	lab(83.96, -28.28, -21.10)
CIE-LCH	lch(83.96, 35.29, 216.72°)
OKLab	oklab(85.07% -0.0975 -0.0585)
OKLCH	oklch(85.07% 0.114 211)
XYZ	xyz(49.6122, 63.9898, 98.5254)
Luminance	0.6400 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E2F8 #F87C66

analogous

#66F8C5 #66E2F8 #6699F8

triadic

#66E2F8 #F866E2 #E2F866

tetradic

#66E2F8 #C566F8 #F87C66 #99F866

square

#66E2F8 #C566F8 #F87C66 #99F866

split-complementary

#66E2F8 #F86699 #F8C566

monochromatic

#0ABADA #2BD7F5 #66E2F8 #A1EDFB #DBF8FD

Accessibility & contrast

On white

1.52

#66E2F8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.80

#66E2F8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E2F8

13.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E2F8	#FFFFFF	#000000	##000000
##66E2F8	1.00	1.52	13.80	13.80
#FFFFFF	1.52	1.00	21.00	21.00
#000000	13.80	21.00	1.00	1.00
##000000	13.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D0DBF9

Deuteranopia (green-blind)

#BACAF8

Tritanopia (blue-blind)

#00ECE9

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #66e2f8;
/* rgb */ color: rgb(102, 226, 248);
/* oklch */ color: oklch(85.1% 0.114 211.0);

Tailwind

colors: {
  custom: {
    50: '#9febfa',
    500: '#66e2f8',
    950: '#000000',
  },
}

SCSS

$custom: #66e2f8;
$custom-light: #9febfa;
$custom-dark: #000000;

JSON

{
  "hex": "#66e2f8",
  "rgb": {
    "r": 102,
    "g": 226,
    "b": 248
  },
  "hsl": {
    "h": 189.041,
    "s": 91.25,
    "l": 68.627
  },
  "oklch": {
    "l": 0.85072,
    "c": 0.1137,
    "h": 211
  },
  "luminance": 0.63995
}

Semantic roles & 50–950 ramp

primary

#66E2F8

secondary

#D24931

accent

#2300E6

background

#FDFEFF

surface

#F7FDFF

border

#D0D5D7

text

#101617

muted

#818485

Preview Lab

Preview with #66E2F8

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

Preview Lab → · Contrast checker → · Palette generator →