#66F5EA#66F5EA

#66F5EA is a very light, vivid teal. Relative luminance 0.741; OKLCH L 89.0% C 0.124 H 188.2°. Best body text is #000000 at 15.81:1 contrast (WCAG AA passes).

Color values

HEX	#66F5EA
RGB	rgb(102, 245, 234)
HSL	hsl(175, 88%, 68%)
HSV	hsv(175, 58%, 96%)
CMYK	cmyk(58.4%, 0%, 4.5%, 3.9%)
CIE-LAB	lab(88.95, -40.90, -6.28)
CIE-LCH	lch(88.95, 41.38, 188.72°)
OKLab	oklab(88.96% -0.1227 -0.0176)
OKLCH	oklch(88.96% 0.124 188.2)
XYZ	xyz(52.9766, 74.0647, 89.3300)
Luminance	0.7407 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F5EA #F56671

analogous

#66F5A3 #66F5EA #66B8F5

triadic

#66F5EA #EA66F5 #F5EA66

tetradic

#66F5EA #A366F5 #F56671 #B8F566

square

#66F5EA #A366F5 #F56671 #B8F566

split-complementary

#66F5EA #F566B8 #F5A366

monochromatic

#0ED3C4 #2DF1E2 #66F5EA #9FF9F2 #D9FDFA

Accessibility & contrast

On white

1.33

#66F5EA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.81

#66F5EA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F5EA

15.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F5EA	#FFFFFF	#000000	##000000
##66F5EA	1.00	1.33	15.81	15.81
#FFFFFF	1.33	1.00	21.00	21.00
#000000	15.81	21.00	1.00	1.00
##000000	15.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E9E9EA

Deuteranopia (green-blind)

#D2D9EC

Tritanopia (blue-blind)

#00FBF1

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #66f5ea;
/* rgb */ color: rgb(102, 245, 234);
/* oklch */ color: oklch(89.0% 0.124 188.2);

Tailwind

colors: {
  custom: {
    50: '#9ff9f0',
    500: '#66f5ea',
    950: '#000000',
  },
}

SCSS

$custom: #66f5ea;
$custom-light: #9ff9f0;
$custom-dark: #000000;

JSON

{
  "hex": "#66f5ea",
  "rgb": {
    "r": 102,
    "g": 245,
    "b": 234
  },
  "hsl": {
    "h": 175.385,
    "s": 87.73,
    "l": 68.039
  },
  "oklch": {
    "l": 0.88964,
    "c": 0.12394,
    "h": 188.2
  },
  "luminance": 0.7407
}

Semantic roles & 50–950 ramp

primary

#66F5EA

secondary

#CE313D

accent

#0113E4

background

#FDFFFF

surface

#F7FFFE

border

#D0D7D6

text

#101716

muted

#818585

Preview Lab

Preview with #66F5EA

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

Preview Lab → · Contrast checker → · Palette generator →