#81C2E9#81C2E9

#81C2E9 is a light, moderate cyan. Relative luminance 0.491; OKLCH L 78.5% C 0.087 H 235.8°. Best body text is #000000 at 10.83:1 contrast (WCAG AA passes).

Color values

HEX	#81C2E9
RGB	rgb(129, 194, 233)
HSL	hsl(203, 70%, 71%)
HSV	hsv(203, 45%, 91%)
CMYK	cmyk(44.6%, 16.7%, 0%, 8.6%)
CIE-LAB	lab(75.53, -10.56, -25.83)
CIE-LCH	lch(75.53, 27.90, 247.76°)
OKLab	oklab(78.47% -0.0487 -0.0715)
OKLCH	oklch(78.47% 0.087 235.8)
XYZ	xyz(43.0479, 49.1309, 84.2898)
Luminance	0.4913 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81C2E9 #E9A881

analogous

#81E9DC #81C2E9 #818EE9

triadic

#81C2E9 #E981C2 #C2E981

tetradic

#81C2E9 #DC81E9 #E9A881 #8EE981

square

#81C2E9 #DC81E9 #E9A881 #8EE981

split-complementary

#81C2E9 #E9818E #E9DC81

monochromatic

#248DCC #4DA9E0 #81C2E9 #B5DBF2 #E5F2FA

Accessibility & contrast

On white

1.94

#81C2E9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.83

#81C2E9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81C2E9

10.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81C2E9	#FFFFFF	#000000	##000000
##81C2E9	1.00	1.94	10.83	10.83
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.83	21.00	1.00	1.00
##000000	10.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B0C0EB

Deuteranopia (green-blind)

#A2B5E8

Tritanopia (blue-blind)

#54CCCF

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #81c2e9;
/* rgb */ color: rgb(129, 194, 233);
/* oklch */ color: oklch(78.5% 0.087 235.8);

Tailwind

colors: {
  custom: {
    50: '#aad4f0',
    500: '#81c2e9',
    950: '#000000',
  },
}

SCSS

$custom: #81c2e9;
$custom-light: #aad4f0;
$custom-dark: #000000;

JSON

{
  "hex": "#81c2e9",
  "rgb": {
    "r": 129,
    "g": 194,
    "b": 233
  },
  "hsl": {
    "h": 202.5,
    "s": 70.27,
    "l": 70.98
  },
  "oklch": {
    "l": 0.78466,
    "c": 0.08652,
    "h": 235.8
  },
  "luminance": 0.49134
}

Semantic roles & 50–950 ramp

primary

#81C2E9

secondary

#F1DFD5

accent

#5B13D2

background

#FAFDFE

surface

#F4FAFD

border

#CED3D5

text

#101416

muted

#7F8384

Preview Lab

Preview with #81C2E9

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

Preview Lab → · Contrast checker → · Palette generator →