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#28AF8B Color

#28AF8B is rgb(40, 175, 139) in RGB, hsl(164, 63%, 42%) in HSL, and about cmyk(77%, 0%, 21%, 31%) in CMYK. It has no registered color name of its own — the closest is Jungle Green (#29AB87), below the threshold most people can see at ΔE 1.62. Black text is the more readable choice on this background.

#28AF8B
HEX#28AF8B
RGBrgb(40, 175, 139)
HSLhsl(164, 63%, 42%)
HSVhsv(164, 77%, 69%)
CMYKcmyk(77%, 0%, 21%, 31%)
OKLCHoklch(67.5% 0.124 170)
LABlab(63.97% -43.27 7.95)
LCHlch(63.97% 44.00 169.60)

What #28AF8B Is Called

Most hex codes have no name: there are 16.7 million of them and a few thousand registered names. These are the named colors nearest to #28AF8B, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Browse the full index of named colors A-Z or every green in the library.

#28AF8B Channel Values

How #28AF8B breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.

ModelChannelsNotes
RGBR 40 · G 175 · B 1398-bit channels as sent to the display
HSLH 164° · S 63% · L 42%Easiest model for building lighter and darker variants
HSVH 164° · S 77% · V 69%Matches the picker in most design tools
CMYKC 77% · M 0% · Y 21% · K 31%Approximate ink mix; confirm with an ICC profile before printing
Luminance2.76:1 vs white · 7.6:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #28AF8B background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1. Contrast is one check, not a full accessibility review.

Fails AAWhite text2.76:1AA normal AA large AAA normal
TextBlack text7.6:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #28AF8B in the contrast checker.

Colors That Go With #28AF8B

Pairings derived from color-wheel relationships. The complementary color sits opposite #28AF8B; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
Complementary
Analogous
Analogous
Triadic
Triadic
Split comp.
Split comp.

Tints & Shades of #28AF8B

Lighter tints and darker shades built by moving the lightness channel while holding hue and saturation, which is what you want for hover states, backgrounds, and text variants.

Tints

Shades

Want a full 50-950 ramp with semantic roles? Generate design tokens from #28AF8B.

How #28AF8B Looks with Color Vision Deficiency

Simulated with the Viénot, Brettel & Mollon LMS projection model. Anomalous types are rendered as partial versions of the matching dichromacy, which is an approximation rather than a per-person clinical model.

Typical#28AF8B
Protanopia#A2A28B
Protanomaly#82A78B
Deuteranopia#94948E
Deuteranomaly#779F8D
Tritanopia#3AABAB
Tritanomaly#34AD9F
Achromatopsia#9B9B9B

Test a full palette in the color blindness simulator.

Using #28AF8B in Code

Copy-ready declarations for the places this color usually ends up.

CSS custom property--color-28af8b: #28AF8B;
CSS backgroundbackground-color: #28AF8B;
Tailwind configcolors: { 'color-28af8b': '#28AF8B' }
SwiftUIColor(red: 0.157, green: 0.686, blue: 0.545)
Android XML<color name="color_28af8b">#28AF8B</color>
SVG fillfill="#28AF8B"

More Green Colors

#28AF8B sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.

#28AF8B Frequently Asked Questions

What color is #28AF8B?

#28AF8B is a mid-tone green — rgb(40, 175, 139) in RGB and hsl(164, 63%, 42%) in HSL. It carries no registered color name of its own; the closest named color is Jungle Green (#29AB87), which is below the threshold most people can see at a CIE76 distance of 1.62.

What is the RGB value of #28AF8B?

#28AF8B is rgb(40, 175, 139) — red 40, green 175, and blue 139 on the 0-255 scale.

What is the CMYK value of #28AF8B?

#28AF8B converts to approximately cmyk(77%, 0%, 21%, 31%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #28AF8B be black or white?

Black text is the more readable choice. #28AF8B scores 2.76:1 against white and 7.6:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #28AF8B as a CSS color keyword?

No. #28AF8B is not one of the CSS color keywords, so it has to be written as a hex, rgb() or hsl() value. The closest keyword is mediumaquamarine (#66CDAA) at a CIE76 distance of 12.83, which is visibly different.

Open #28AF8B in a Tool

Keep exploring: every green in the color library, the guide to shades of green, or the full color library.