#03BF5B Color
#03BF5B is rgb(3, 191, 91) in RGB, hsl(148, 97%, 38%) in HSL, and about cmyk(98%, 0%, 52%, 25%) in CMYK. It has no registered color name of its own — the closest is Green (Pantone) (#00AD43), clearly related but distinguishable side by side at ΔE 7.73. Black text is the more readable choice on this background.
#03BF5Brgb(3, 191, 91)hsl(148, 97%, 38%)hsv(148, 98%, 75%)cmyk(98%, 0%, 52%, 25%)oklch(70.4% 0.191 150.5)lab(68.02% -58.50 38.17)lch(68.02% 69.85 146.88)What #03BF5B 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 #03BF5B, 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.
#03BF5B Channel Values
How #03BF5B 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 3 · G 191 · B 91 | 8-bit channels as sent to the display |
| HSL | H 148° · S 97% · L 38% | Easiest model for building lighter and darker variants |
| HSV | H 148° · S 98% · V 75% | Matches the picker in most design tools |
| CMYK | C 98% · M 0% · Y 52% · K 25% | Approximate ink mix; confirm with an ICC profile before printing |
| Luminance | 2.44:1 vs white · 8.61:1 vs black | WCAG 2.2 relative-luminance contrast ratios |
Text Contrast & Accessibility
WCAG 2.2 contrast ratios for text on a #03BF5B 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 #03BF5B in the contrast checker.
Colors That Go With #03BF5B
Pairings derived from color-wheel relationships. The complementary color sits opposite #03BF5B; 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 #03BF5B
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 #03BF5B.
How #03BF5B 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.
#03BF5B#B0B05C#8BB65C#9F9F61#7EAD5F#42B6B6#33BA9A#A6A6A6Using #03BF5B in Code
Copy-ready declarations for the places this color usually ends up.
--color-03bf5b: #03BF5B;background-color: #03BF5B;colors: { 'color-03bf5b': '#03BF5B' }Color(red: 0.012, green: 0.749, blue: 0.357)<color name="color_03bf5b">#03BF5B</color>fill="#03BF5B"More Green Colors
#03BF5B sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.
#03BF5B Frequently Asked Questions
What color is #03BF5B?
#03BF5B is a dark green — rgb(3, 191, 91) in RGB and hsl(148, 97%, 38%) in HSL. It carries no registered color name of its own; the closest named color is Green (Pantone) (#00AD43), which is clearly related but distinguishable side by side at a CIE76 distance of 7.73.
What is the RGB value of #03BF5B?
#03BF5B is rgb(3, 191, 91) — red 3, green 191, and blue 91 on the 0-255 scale.
What is the CMYK value of #03BF5B?
#03BF5B converts to approximately cmyk(98%, 0%, 52%, 25%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.
Should text on #03BF5B be black or white?
Black text is the more readable choice. #03BF5B scores 2.44:1 against white and 8.61:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.
Can I write #03BF5B as a CSS color keyword?
No. #03BF5B 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 mediumseagreen (#3CB371) at a CIE76 distance of 19.33, which is visibly different.
Open #03BF5B in a Tool
Keep exploring: every green in the color library, the guide to shades of green, or the full color library.