#81ACDA#81ACDA

#81ACDA is a light, moderate cyan. Relative luminance 0.392; OKLCH L 73.1% C 0.082 H 250.7°. Best body text is #000000 at 8.85:1 contrast (WCAG AA passes).

Color values

HEX	#81ACDA
RGB	rgb(129, 172, 218)
HSL	hsl(211, 55%, 68%)
HSV	hsv(211, 41%, 85%)
CMYK	cmyk(40.8%, 21.1%, 0%, 14.5%)
CIE-LAB	lab(68.92, -2.74, -27.80)
CIE-LCH	lch(68.92, 27.94, 264.36°)
OKLab	oklab(73.06% -0.0271 -0.0771)
OKLCH	oklch(73.06% 0.082 250.7)
XYZ	xyz(36.4565, 39.2320, 71.9676)
Luminance	0.3923 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81ACDA #DAAF81

analogous

#81D8DA #81ACDA #8281DA

triadic

#81ACDA #DA81AC #ACDA81

tetradic

#81ACDA #DA81D8 #DAAF81 #81DA82

square

#81ACDA #DA81D8 #DAAF81 #81DA82

split-complementary

#81ACDA #DA8281 #D8DA81

monochromatic

#336EAE #528DCC #81ACDA #B0CBE8 #E0EAF6

Accessibility & contrast

On white

2.37

#81ACDA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.85

#81ACDA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81ACDA

8.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81ACDA	#FFFFFF	#000000	##000000
##81ACDA	1.00	2.37	8.85	8.85
#FFFFFF	2.37	1.00	21.00	21.00
#000000	8.85	21.00	1.00	1.00
##000000	8.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9AADDC

Deuteranopia (green-blind)

#8FA4D9

Tritanopia (blue-blind)

#61B6BB

Achromatopsia (no color)

#A8A8A8

Design tokens & code

CSS

--color: #81acda;
/* rgb */ color: rgb(129, 172, 218);
/* oklch */ color: oklch(73.1% 0.082 250.7);

Tailwind

colors: {
  custom: {
    50: '#a9c4e5',
    500: '#81acda',
    950: '#000000',
  },
}

SCSS

$custom: #81acda;
$custom-light: #a9c4e5;
$custom-dark: #000000;

JSON

{
  "hex": "#81acda",
  "rgb": {
    "r": 129,
    "g": 172,
    "b": 218
  },
  "hsl": {
    "h": 211.011,
    "s": 54.601,
    "l": 68.039
  },
  "oklch": {
    "l": 0.73064,
    "c": 0.08172,
    "h": 250.7
  },
  "luminance": 0.39234
}

Semantic roles & 50–950 ramp

primary

#81ACDA

secondary

#E9DCCE

accent

#7523C2

background

#FAFCFE

surface

#F4F8FC

border

#CED1D5

text

#101215

muted

#7F8184

Preview Lab

Preview with #81ACDA

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

Preview Lab → · Contrast checker → · Palette generator →