#00aac9

Color #00aac9

A vivid, highly saturated dark cyan.

Closest named color Sky Blue #87ceeb · ΔE 19.03 Nearest Tailwind class cyan-500 #00b8db · ΔE 4.1

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

Conversions

HEX

#00aac9

RGB

rgb(0, 170, 201)

HSL

hsl(189.3, 100%, 39.4%)

HSV / HSB

hsv(189.3, 100%, 78.8%)

CMYK

cmyk(100%, 15.4%, 0%, 21.2%)

LAB

lab(64.13, -25.41, -26.08)

LCH

lch(64.13, 36.41, 225.75)

OKLCH

oklch(68.1%, 0.1215, 216.97)

HWB

hwb(189.3, 0%, 21.2%)

Harmony colors

Complementary

#c91f00

Analogous

#00c984

#00aac9

#0045c9

Triadic

#00aac9

#c900aa

#aac900

Split-complementary

#00aac9

#c90045

#c98400

Tetradic

#00aac9

#1f00c9

#c91f00

#aac900

Square

#00aac9

#8400c9

#c91f00

#45c900

Shades

Color #00aac9 mixed toward black.

#008da7

#007186

#005564

#003943

#001c21

Tints

Color #00aac9 mixed toward white.

#00d5fc

#31dfff

#64e7ff

#98efff

#cbf7ff

Tones

Color #00aac9 mixed toward gray.

#119eb8

#2193a7

#328797

#437c86

#547075

Accessibility

Aa White text on this color

2.77:1

Aa Black text on this color

7.59:1

Black text reads better on this background (7.59:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#7475c2 · ΔE 28.5

Deuteranopia

#6c61c0 · ΔE 33.2

Tritanopia

#27bcbb · ΔE 12.3

Achromatopsia

#9b9b9b · ΔE 21.8

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

Code

CSS

background-color: #00aac9;

Tailwind (arbitrary value)

bg-[#00aac9]

Related colors

Powder Blue #b0e0e6

Light Blue #add8e6

Deep Sky Blue #00bfff

Cadet Blue #5f9ea0

Sky Blue #87ceeb

Dark Turquoise #00ced1

Frequently asked questions

#00aac9 (#00aac9) is rgb(0, 170, 201) in RGB.

No, #00aac9 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 #00aac9, or check how it holds up for accessibility.

Generate a palette → Check contrast