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#17CF57 Color

#17CF57 is rgb(23, 207, 87) in RGB, hsl(141, 80%, 45%) in HSL, and about cmyk(89%, 0%, 58%, 19%) in CMYK. It has no registered color name of its own — the closest is Dark Pastel Green (#03C03C), clearly related but distinguishable side by side at ΔE 7.67. Black text is the more readable choice on this background.

#17CF57
HEX#17CF57
RGBrgb(23, 207, 87)
HSLhsl(141, 80%, 45%)
HSVhsv(141, 89%, 81%)
CMYKcmyk(89%, 0%, 58%, 19%)
OKLCHoklch(74.7% 0.211 148)
LABlab(73.22% -62.51 46.15)
LCHlch(73.22% 77.70 143.56)

What #17CF57 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 #17CF57, 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.

#17CF57 Channel Values

How #17CF57 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 23 · G 207 · B 878-bit channels as sent to the display
HSLH 141° · S 80% · L 45%Easiest model for building lighter and darker variants
HSVH 141° · S 89% · V 81%Matches the picker in most design tools
CMYKC 89% · M 0% · Y 58% · K 19%Approximate ink mix; confirm with an ICC profile before printing
Luminance2.08:1 vs white · 10.1:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #17CF57 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 text2.08:1AA normal AA large AAA normal
TextBlack text10.1:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #17CF57 in the contrast checker.

Colors That Go With #17CF57

Pairings derived from color-wheel relationships. The complementary color sits opposite #17CF57; 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 #17CF57

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 #17CF57.

How #17CF57 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#17CF57
Protanopia#BFBF58
Protanomaly#98C558
Deuteranopia#ADAD5E
Deuteranomaly#8ABC5B
Tritanopia#4EC5C5
Tritanomaly#3FC9A4
Achromatopsia#B4B4B4

Test a full palette in the color blindness simulator.

Using #17CF57 in Code

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

CSS custom property--color-17cf57: #17CF57;
CSS backgroundbackground-color: #17CF57;
Tailwind configcolors: { 'color-17cf57': '#17CF57' }
SwiftUIColor(red: 0.090, green: 0.812, blue: 0.341)
Android XML<color name="color_17cf57">#17CF57</color>
SVG fillfill="#17CF57"

More Green Colors

#17CF57 sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.

#17CF57 Frequently Asked Questions

What color is #17CF57?

#17CF57 is a mid-tone green — rgb(23, 207, 87) in RGB and hsl(141, 80%, 45%) in HSL. It carries no registered color name of its own; the closest named color is Dark Pastel Green (#03C03C), which is clearly related but distinguishable side by side at a CIE76 distance of 7.67.

What is the RGB value of #17CF57?

#17CF57 is rgb(23, 207, 87) — red 23, green 207, and blue 87 on the 0-255 scale.

What is the CMYK value of #17CF57?

#17CF57 converts to approximately cmyk(89%, 0%, 58%, 19%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #17CF57 be black or white?

Black text is the more readable choice. #17CF57 scores 2.08:1 against white and 10.1:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #17CF57 as a CSS color keyword?

No. #17CF57 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 limegreen (#32CD32) at a CIE76 distance of 13.93, which is visibly different.

Open #17CF57 in a Tool

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