#1BDF11 Color
#1BDF11 is rgb(27, 223, 17) in RGB, hsl(117, 86%, 47%) in HSL, and about cmyk(88%, 0%, 92%, 13%) in CMYK. It has no registered color name of its own — the closest is SGBUS Green (#55DD33), visibly different at ΔE 11.83. Black text is the more readable choice on this background.
#1BDF11rgb(27, 223, 17)hsl(117, 86%, 47%)hsv(117, 92%, 87%)cmyk(88%, 0%, 92%, 13%)oklch(78.5% 0.262 142.3)lab(77.98% -70.18 71.79)lch(77.98% 100.39 134.35)What #1BDF11 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 #1BDF11, 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.
#1BDF11 Channel Values
How #1BDF11 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 27 · G 223 · B 17 | 8-bit channels as sent to the display |
| HSL | H 117° · S 86% · L 47% | Easiest model for building lighter and darker variants |
| HSV | H 117° · S 92% · V 87% | Matches the picker in most design tools |
| CMYK | C 88% · M 0% · Y 92% · K 13% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 1.81:1 vs white · 11.61:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #1BDF11 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 #1BDF11 in the contrast checker.
Colors That Go With #1BDF11
Pairings derived from color-wheel relationships. The complementary color sits opposite #1BDF11; 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 #1BDF11
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 #1BDF11.
How #1BDF11 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.
#1BDF11#CECE18#A4D515#BBBB2D#96CA24#5BD2D2#49D7A8#C1C1C1Using #1BDF11 in Code
Copy-ready declarations for the places this color usually ends up.
--color-1bdf11: #1BDF11;background-color: #1BDF11;colors: { 'color-1bdf11': '#1BDF11' }Color(red: 0.106, green: 0.875, blue: 0.067)<color name="color_1bdf11">#1BDF11</color>fill="#1BDF11"More Green Colors
#1BDF11 sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.
#1BDF11 Frequently Asked Questions
What color is #1BDF11?
#1BDF11 is a mid-tone green — rgb(27, 223, 17) in RGB and hsl(117, 86%, 47%) in HSL. It carries no registered color name of its own; the closest named color is SGBUS Green (#55DD33), which is visibly different at a CIE76 distance of 11.83.
What is the RGB value of #1BDF11?
#1BDF11 is rgb(27, 223, 17) — red 27, green 223, and blue 17 on the 0-255 scale.
What is the CMYK value of #1BDF11?
#1BDF11 converts to approximately cmyk(88%, 0%, 92%, 13%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #1BDF11 be black or white?
Black text is the more readable choice. #1BDF11 scores 1.81:1 against white and 11.61:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #1BDF11 as a CSS color keyword?
No. #1BDF11 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 15.33, which is visibly different.
Open #1BDF11 in a Tool
Keep exploring: every green in the color library, the guide to shades of green, or the full color library.