#81E7FF#81E7FF

#81E7FF is a very light, moderate cyan. Relative luminance 0.690; OKLCH L 87.5% C 0.101 H 214.8°. Best body text is #000000 at 14.81:1 contrast (WCAG AA passes).

Color values

HEX	#81E7FF
RGB	rgb(129, 231, 255)
HSL	hsl(191, 100%, 75%)
HSV	hsv(191, 49%, 100%)
CMYK	cmyk(49.4%, 9.4%, 0%, 0%)
CIE-LAB	lab(86.52, -23.55, -20.82)
CIE-LCH	lch(86.52, 31.44, 221.48°)
OKLab	oklab(87.46% -0.0827 -0.0575)
OKLCH	oklch(87.46% 0.101 214.8)
XYZ	xyz(55.6723, 69.0342, 104.9795)
Luminance	0.6904 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81E7FF #FF9981

analogous

#81FFD8 #81E7FF #81A8FF

triadic

#81E7FF #FF81E7 #E7FF81

tetradic

#81E7FF #D881FF #FF9981 #A8FF81

square

#81E7FF #D881FF #FF9981 #A8FF81

split-complementary

#81E7FF #FF81A8 #FFD881

monochromatic

#07D0FF #44DBFF #81E7FF #BEF3FF #E0F9FF

Accessibility & contrast

On white

1.42

#81E7FF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.81

#81E7FF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81E7FF

14.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81E7FF	#FFFFFF	#000000	##000000
##81E7FF	1.00	1.42	14.81	14.81
#FFFFFF	1.42	1.00	21.00	21.00
#000000	14.81	21.00	1.00	1.00
##000000	14.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6E1FF

Deuteranopia (green-blind)

#C2D2FF

Tritanopia (blue-blind)

#35F0EE

Achromatopsia (no color)

#D9D9D9

Design tokens & code

CSS

--color: #81e7ff;
/* rgb */ color: rgb(129, 231, 255);
/* oklch */ color: oklch(87.5% 0.101 214.8);

Tailwind

colors: {
  custom: {
    50: '#adeeff',
    500: '#81e7ff',
    950: '#000000',
  },
}

SCSS

$custom: #81e7ff;
$custom-light: #adeeff;
$custom-dark: #000000;

JSON

{
  "hex": "#81e7ff",
  "rgb": {
    "r": 129,
    "g": 231,
    "b": 255
  },
  "hsl": {
    "h": 191.429,
    "s": 100,
    "l": 75.294
  },
  "oklch": {
    "l": 0.87459,
    "c": 0.10077,
    "h": 214.8
  },
  "luminance": 0.69039
}

Semantic roles & 50–950 ramp

primary

#81E7FF

secondary

#DE6346

accent

#2C00E6

background

#FDFFFF

surface

#F8FEFF

border

#D1D6D7

text

#111618

muted

#818586

Preview Lab

Preview with #81E7FF

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

Preview Lab → · Contrast checker → · Palette generator →