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#1FB255 Color

#1FB255 is rgb(31, 178, 85) in RGB, hsl(142, 70%, 41%) in HSL, and about cmyk(83%, 0%, 52%, 30%) in CMYK. It has no registered color name of its own — the closest is Green (Pigment) (#00A550), clearly related but distinguishable side by side at ΔE 5.69. Black text is the more readable choice on this background.

#1FB255
HEX#1FB255
RGBrgb(31, 178, 85)
HSLhsl(142, 70%, 41%)
HSVhsv(142, 83%, 70%)
CMYKcmyk(83%, 0%, 52%, 30%)
OKLCHoklch(67% 0.177 149.7)
LABlab(63.98% -53.55 36.25)
LCHlch(63.98% 64.66 145.90)

What #1FB255 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 #1FB255, 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.

#1FB255 Channel Values

How #1FB255 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 31 · G 178 · B 858-bit channels as sent to the display
HSLH 142° · S 70% · L 41%Easiest model for building lighter and darker variants
HSVH 142° · S 83% · V 70%Matches the picker in most design tools
CMYKC 83% · M 0% · Y 52% · K 30%Approximate ink mix; confirm with an ICC profile before printing
Luminance2.78:1 vs white · 7.56:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #1FB255 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 text2.78:1AA normal AA large AAA normal
TextBlack text7.56:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #1FB255 in the contrast checker.

Colors That Go With #1FB255

Pairings derived from color-wheel relationships. The complementary color sits opposite #1FB255; 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 #1FB255

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 #1FB255.

How #1FB255 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#1FB255
Protanopia#A4A456
Protanomaly#83AA56
Deuteranopia#95955A
Deuteranomaly#78A258
Tritanopia#45AAAA
Tritanomaly#39AD8F
Achromatopsia#9B9B9B

Test a full palette in the color blindness simulator.

Using #1FB255 in Code

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

CSS custom property--color-1fb255: #1FB255;
CSS backgroundbackground-color: #1FB255;
Tailwind configcolors: { 'color-1fb255': '#1FB255' }
SwiftUIColor(red: 0.122, green: 0.698, blue: 0.333)
Android XML<color name="color_1fb255">#1FB255</color>
SVG fillfill="#1FB255"

More Green Colors

#1FB255 sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.

#1FB255 Frequently Asked Questions

What color is #1FB255?

#1FB255 is a mid-tone green — rgb(31, 178, 85) in RGB and hsl(142, 70%, 41%) in HSL. It carries no registered color name of its own; the closest named color is Green (Pigment) (#00A550), which is clearly related but distinguishable side by side at a CIE76 distance of 5.69.

What is the RGB value of #1FB255?

#1FB255 is rgb(31, 178, 85) — red 31, green 178, and blue 85 on the 0-255 scale.

What is the CMYK value of #1FB255?

#1FB255 converts to approximately cmyk(83%, 0%, 52%, 30%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #1FB255 be black or white?

Black text is the more readable choice. #1FB255 scores 2.78:1 against white and 7.56:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #1FB255 as a CSS color keyword?

No. #1FB255 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 14.7, which is visibly different.

Open #1FB255 in a Tool

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