#89F55B Color
#89F55B is rgb(137, 245, 91) in RGB, hsl(102, 89%, 66%) in HSL, and about cmyk(44%, 0%, 63%, 4%) in CMYK. It has no registered color name of its own — the closest is Screamin' Green (#66FF66), visibly different at ΔE 12.06. Black text is the more readable choice on this background.
#89F55Brgb(137, 245, 91)hsl(102, 89%, 66%)hsv(102, 63%, 96%)cmyk(44%, 0%, 63%, 4%)oklch(87.4% 0.215 137.7)lab(87.80% -52.35 61.59)lch(87.80% 80.83 130.37)What #89F55B 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 #89F55B, 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.
#89F55B Channel Values
How #89F55B 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 137 · G 245 · B 91 | 8-bit channels as sent to the display |
| HSL | H 102° · S 89% · L 66% | Easiest model for building lighter and darker variants |
| HSV | H 102° · S 63% · V 96% | Matches the picker in most design tools |
| CMYK | C 44% · M 0% · Y 63% · K 4% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 1.37:1 vs white · 15.28:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #89F55B 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 #89F55B in the contrast checker.
Colors That Go With #89F55B
Pairings derived from color-wheel relationships. The complementary color sits opposite #89F55B; 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 #89F55B
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 #89F55B.
How #89F55B 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.
#89F55B#E7E75C#C8ED5C#D9D962#BEE55F#A0E9E9#98EEC0#DCDCDCUsing #89F55B in Code
Copy-ready declarations for the places this color usually ends up.
--color-89f55b: #89F55B;background-color: #89F55B;colors: { 'color-89f55b': '#89F55B' }Color(red: 0.537, green: 0.961, blue: 0.357)<color name="color_89f55b">#89F55B</color>fill="#89F55B"More Green Colors
#89F55B sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.
#89F55B Frequently Asked Questions
What color is #89F55B?
#89F55B is a light green — rgb(137, 245, 91) in RGB and hsl(102, 89%, 66%) in HSL. It carries no registered color name of its own; the closest named color is Screamin' Green (#66FF66), which is visibly different at a CIE76 distance of 12.06.
What is the RGB value of #89F55B?
#89F55B is rgb(137, 245, 91) — red 137, green 245, and blue 91 on the 0-255 scale.
What is the CMYK value of #89F55B?
#89F55B converts to approximately cmyk(44%, 0%, 63%, 4%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #89F55B be black or white?
Black text is the more readable choice. #89F55B scores 1.37:1 against white and 15.28:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #89F55B as a CSS color keyword?
No. #89F55B 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 17.94, which is visibly different.
Open #89F55B in a Tool
Keep exploring: every green in the color library, the guide to shades of green, or the full color library.