HexeesDigital color, made useful.
Back to catalog
Color reference#2DD4BFTailwind Teal 400

Color reference

Tailwind Teal 400

RGB
rgb(45 212 191)
HSL
hsl(172 66% 50%)
HWB
hwb(172 18% 17%)
Color family
Cyan
Recommended foreground
#000000

Calculated profile

What the numbers say

At 172° hue, Tailwind Teal 400 is a moderately saturated, mid-lightness, cool-hue sRGB color. Its relative luminance is 51.41%. For text on this background, #000000 produces the stronger contrast at 11.28:1.

HSL lightness
50%
HSL saturation
66%
Relative luminance
51.41%
Hue group
cool-hue

02

Copy-ready color formats

Equivalent sRGB notations calculated from the same six-digit HEX value.

03

Text contrast against this color

Ratios use WCAG relative luminance. Passing a ratio does not by itself certify an interface.

White text1.86:1

Aa

AA normal text
Fail
AA large text
Fail
AAA normal text
Fail
AAA large text
Fail
Black text11.28:1

Aa

AA normal text
Pass
AA large text
Pass
AAA normal text
Pass
AAA large text
Pass

04

Calculated tints and shades

Tints mix the color with white; shades mix it with black in sRGB.

Tints

Shades

05

Hue-wheel relationships

These colors keep the original HSL saturation and lightness while rotating hue. They are mathematical starting points, not automatic design recommendations.

06

Opacity variants

Eight-digit HEX and modern rgb() alpha syntax for the same opacity.

20%
40%
60%
80%

07

CSS starter

A small custom-property block using the calculated foreground with the stronger black-or-white contrast.

--color-tailwind-teal-400: #2DD4BF;
--color-tailwind-teal-400-rgb: 45 212 191;
--color-tailwind-teal-400-hsl: 172 66% 50%;
color: #000000;
background-color: var(--color-tailwind-teal-400);

Community review

Suggest a correction

Correction for Tailwind Teal 400#2DD4BF

Found an inaccurate name, explanation, source, or accessibility detail? Send a concise correction for editorial review.

20–2,000 characters. Plain text only.

Your email is stored only with this proposal so an editor can clarify the correction. It is never shown publicly.

08 / Verification

Where the values come from

The color name and HEX value are checked against the cited standard. RGB, HSL, HWB, luminance, and contrast are then calculated from that HEX value using published formulas.

Source for the name and HEX: Tailwind CSS default color palette

A practical reference for digital color.

How to use colors© 2026 Hexees · hexees.com