#81c9fc

Color #81c9fc

A vivid, highly saturated light blue.

Closest named color Light Sky Blue #87cefa · ΔE 4.25 Nearest Tailwind class blue-300 #8ec5ff · ΔE 4

Open in Palette generator Color wheel Color mixer Contrast checker Blindness simulator Gradient

Conversions

HEX

#81c9fc

RGB

rgb(129, 201, 252)

HSL

hsl(204.9, 95.3%, 74.7%)

HSV / HSB

hsv(204.9, 48.8%, 98.8%)

CMYK

cmyk(48.8%, 20.2%, 0%, 1.2%)

LAB

lab(78.15, -9.02, -32.01)

LCH

lch(78.15, 33.26, 254.26)

OKLCH

oklch(80.8%, 0.1023, 240.55)

HWB

hwb(204.9, 50.6%, 1.2%)

Harmony colors

Complementary

#fcb481

Analogous

#81fcf2

#81c9fc

#818bfc

Triadic

#81c9fc

#fc81c9

#c9fc81

Split-complementary

#81c9fc

#fc818b

#fcf281

Tetradic

#81c9fc

#b481fc

#fcb481

#c9fc81

Square

#81c9fc

#f281fc

#fcb481

#8bfc81

Shades

Color #81c9fc mixed toward black.

#43aefa

#0694f8

#046fba

#034a7c

#01253e

Tints

Color #81c9fc mixed toward white.

#96d2fc

#abdbfd

#c0e4fd

#d5edfe

#eaf6fe

Tones

Color #81c9fc mixed toward gray.

#8bc7f2

#95c5e7

#a0c4dd

#aac2d3

#b4c0c9

Accessibility

Aa White text on this color

1.8:1

Aa Black text on this color

11.69:1

Black text reads better on this background (11.69:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#a5a6f1 · ΔE 17.4

Deuteranopia

#a19bee · ΔE 19.6

Tritanopia

#86e8e6 · ΔE 19.3

Achromatopsia

#c1c1c1 · ΔE 19.4

Left half is the original, right half is the simulated appearance. See all 8 vision types →

Code

CSS

background-color: #81c9fc;

Tailwind (arbitrary value)

bg-[#81c9fc]

Related colors

Charcoal #36454f

Light Sky Blue #87cefa

Steel Blue #4682b4

Alice Blue #f0f8ff

Dodger Blue #1e90ff

Light Slate Gray #778899

Frequently asked questions

#81c9fc (#81c9fc) is rgb(129, 201, 252) in RGB.

No, #81c9fc is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

Related tools

Colors

HEX to RGB Converter

Convert any HEX color code to its RGB and HSL equivalents, live, with copy-to-clipboard values.

Try it → Accessibility

Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

Try it → Generators

Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

Try it →

Build something with this color

Generate a full palette from #81c9fc, or check how it holds up for accessibility.

Generate a palette → Check contrast