#81BCDE#81BCDE

#81BCDE is a light, moderate cyan. Relative luminance 0.459; OKLCH L 76.7% C 0.078 H 234.5°. Best body text is #000000 at 10.18:1 contrast (WCAG AA passes).

Color values

HEX	#81BCDE
RGB	rgb(129, 188, 222)
HSL	hsl(202, 58%, 69%)
HSV	hsv(202, 42%, 87%)
CMYK	cmyk(41.9%, 15.3%, 0%, 12.9%)
CIE-LAB	lab(73.48, -10.34, -23.00)
CIE-LCH	lch(73.48, 25.22, 245.80°)
OKLab	oklab(76.72% -0.0454 -0.0635)
OKLCH	oklch(76.72% 0.078 234.5)
XYZ	xyz(40.2168, 45.9049, 75.8344)
Luminance	0.4591 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81BCDE #DEA381

analogous

#81DED2 #81BCDE #818EDE

triadic

#81BCDE #DE81BC #BCDE81

tetradic

#81BCDE #D281DE #DEA381 #8EDE81

square

#81BCDE #D281DE #DEA381 #8EDE81

split-complementary

#81BCDE #DE818E #DED281

monochromatic

#2F84B5 #51A2D1 #81BCDE #B1D6EB #E2F0F7

Accessibility & contrast

On white

2.06

#81BCDE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.18

#81BCDE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #81BCDE

10.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81BCDE	#FFFFFF	#000000	##000000
##81BCDE	1.00	2.06	10.18	10.18
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.18	21.00	1.00	1.00
##000000	10.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ACBAE0

Deuteranopia (green-blind)

#9FB0DD

Tritanopia (blue-blind)

#5CC5C7

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #81bcde;
/* rgb */ color: rgb(129, 188, 222);
/* oklch */ color: oklch(76.7% 0.078 234.5);

Tailwind

colors: {
  custom: {
    50: '#a9d0e8',
    500: '#81bcde',
    950: '#000000',
  },
}

SCSS

$custom: #81bcde;
$custom-light: #a9d0e8;
$custom-dark: #000000;

JSON

{
  "hex": "#81bcde",
  "rgb": {
    "r": 129,
    "g": 188,
    "b": 222
  },
  "hsl": {
    "h": 201.935,
    "s": 58.491,
    "l": 68.824
  },
  "oklch": {
    "l": 0.76715,
    "c": 0.07809,
    "h": 234.5
  },
  "luminance": 0.45907
}

Semantic roles & 50–950 ramp

primary

#81BCDE

secondary

#EBDAD0

accent

#5C1FC6

background

#FAFCFE

surface

#F4F9FC

border

#CED2D5

text

#101416

muted

#7F8284

Preview Lab

Preview with #81BCDE

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

Preview Lab → · Contrast checker → · Palette generator →