#81BDCD#81BDCD

#81BDCD is a light, moderate cyan. Relative luminance 0.455; OKLCH L 76.3% C 0.066 H 216.3°. Best body text is #000000 at 10.09:1 contrast (WCAG AA passes).

Color values

HEX	#81BDCD
RGB	rgb(129, 189, 205)
HSL	hsl(193, 43%, 65%)
HSV	hsv(193, 37%, 80%)
CMYK	cmyk(37.1%, 7.8%, 0%, 19.6%)
CIE-LAB	lab(73.20, -15.28, -14.18)
CIE-LCH	lch(73.20, 20.85, 222.88°)
OKLab	oklab(76.3% -0.053 -0.0389)
OKLCH	oklch(76.3% 0.066 216.3)
XYZ	xyz(38.2665, 45.4677, 64.5055)
Luminance	0.4547 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81BDCD #CD9181

analogous

#81CDB7 #81BDCD #8197CD

triadic

#81BDCD #CD81BD #BDCD81

tetradic

#81BDCD #B781CD #CD9181 #97CD81

square

#81BDCD #B781CD #CD9181 #97CD81

split-complementary

#81BDCD #CD8197 #CDB781

monochromatic

#3C8497 #55A6BC #81BDCD #ADD4DE #D9EBF0

Accessibility & contrast

On white

2.08

#81BDCD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.09

#81BDCD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81BDCD

10.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81BDCD	#FFFFFF	#000000	##000000
##81BDCD	1.00	2.08	10.09	10.09
#FFFFFF	2.08	1.00	21.00	21.00
#000000	10.09	21.00	1.00	1.00
##000000	10.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B2B9CE

Deuteranopia (green-blind)

#A6B0CD

Tritanopia (blue-blind)

#64C3C2

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #81bdcd;
/* rgb */ color: rgb(129, 189, 205);
/* oklch */ color: oklch(76.3% 0.066 216.3);

Tailwind

colors: {
  custom: {
    50: '#a8d1dc',
    500: '#81bdcd',
    950: '#000000',
  },
}

SCSS

$custom: #81bdcd;
$custom-light: #a8d1dc;
$custom-dark: #000000;

JSON

{
  "hex": "#81bdcd",
  "rgb": {
    "r": 129,
    "g": 189,
    "b": 205
  },
  "hsl": {
    "h": 192.632,
    "s": 43.182,
    "l": 65.49
  },
  "oklch": {
    "l": 0.76301,
    "c": 0.06574,
    "h": 216.3
  },
  "luminance": 0.4547
}

Semantic roles & 50–950 ramp

primary

#81BDCD

secondary

#E2CEC8

accent

#4C2FB6

background

#FAFCFD

surface

#F4F9FB

border

#CED2D4

text

#101415

muted

#7F8283

Preview Lab

Preview with #81BDCD

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

Preview Lab → · Contrast checker → · Palette generator →