#39EF45 Color
#39EF45 is rgb(57, 239, 69) in RGB, hsl(124, 85%, 58%) in HSL, and about cmyk(76%, 0%, 71%, 6%) in CMYK. It has no registered color name of its own — the closest is Screamin' Green (#66FF66), clearly related but distinguishable side by side at ΔE 9.99. Black text is the more readable choice on this background.
#39EF45rgb(57, 239, 69)hsl(124, 85%, 58%)hsv(124, 76%, 94%)cmyk(76%, 0%, 71%, 6%)oklch(83.3% 0.252 143.6)lab(83.52% -69.34 64.44)lch(83.52% 94.66 137.10)What #39EF45 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 #39EF45, 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.
#39EF45 Channel Values
How #39EF45 breaks down in each color model. Hue is measured in degrees around the color wheel; saturation, lightness, and the CMYK inks are percentages.
| Model | Channels | Notes |
|---|---|---|
| RGB | R 57 · G 239 · B 69 | 8-bit channels as sent to the display |
| HSL | H 124° · S 85% · L 58% | Easiest model for building lighter and darker variants |
| HSV | H 124° · S 76% · V 94% | Matches the picker in most design tools |
| CMYK | C 76% · M 0% · Y 71% · K 6% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 1.54:1 vs white · 13.61:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #39EF45 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.
Need a specific ratio against another background? Open #39EF45 in the contrast checker.
Colors That Go With #39EF45
Pairings derived from color-wheel relationships. The complementary color sits opposite #39EF45; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.
Tints & Shades of #39EF45
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.
Want a full 50-950 ramp with semantic roles? Generate design tokens from #39EF45.
How #39EF45 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.
#39EF45#DDDD47#B3E446#CACA51#A4DA4D#6AE2E2#5AE7B8#D0D0D0Using #39EF45 in Code
Copy-ready declarations for the places this color usually ends up.
--color-39ef45: #39EF45;background-color: #39EF45;colors: { 'color-39ef45': '#39EF45' }Color(red: 0.224, green: 0.937, blue: 0.271)<color name="color_39ef45">#39EF45</color>fill="#39EF45"More Green Colors
#39EF45 sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.
#39EF45 Frequently Asked Questions
What color is #39EF45?
#39EF45 is a mid-tone green — rgb(57, 239, 69) in RGB and hsl(124, 85%, 58%) in HSL. It carries no registered color name of its own; the closest named color is Screamin' Green (#66FF66), which is clearly related but distinguishable side by side at a CIE76 distance of 9.99.
What is the RGB value of #39EF45?
#39EF45 is rgb(57, 239, 69) — red 57, green 239, and blue 69 on the 0-255 scale.
What is the CMYK value of #39EF45?
#39EF45 converts to approximately cmyk(76%, 0%, 71%, 6%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #39EF45 be black or white?
Black text is the more readable choice. #39EF45 scores 1.54:1 against white and 13.61:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #39EF45 as a CSS color keyword?
No. #39EF45 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 13.89, which is visibly different.
Open #39EF45 in a Tool
Keep exploring: every green in the color library, the guide to shades of green, or the full color library.