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#307E55 Color

#307E55 is rgb(48, 126, 85) in RGB, hsl(148, 45%, 34%) in HSL, and about cmyk(62%, 0%, 33%, 51%) in CMYK. It has no registered color name of its own — the closest is Amazon (#3B7A57), clearly related but distinguishable side by side at ΔE 5.4. White text is the more readable choice on this background.

#307E55
HEX#307E55
RGBrgb(48, 126, 85)
HSLhsl(148, 45%, 34%)
HSVhsv(148, 62%, 49%)
CMYKcmyk(62%, 0%, 33%, 51%)
OKLCHoklch(53.3% 0.101 157.2)
LABlab(47.19% -32.67 15.00)
LCHlch(47.19% 35.95 155.35)

What #307E55 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 #307E55, ordered by CIE76 distance in CIELAB. Anything under about ΔE 2 is a difference most people cannot see.

Amazon#3B7A57ΔE 5.4Salem#177B4DΔE 5.42Dark Spring Green#177245ΔE 6.16Spanish Viridian#007F5CΔE 7.19Medium Green#037949ΔE 7.64Sea Foam Green#2E8B57ΔE 8.15

Browse the full index of named colors A-Z or every green in the library.

#307E55 Channel Values

How #307E55 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 48 · G 126 · B 858-bit channels as sent to the display
HSLH 148° · S 45% · L 34%Easiest model for building lighter and darker variants
HSVH 148° · S 62% · V 49%Matches the picker in most design tools
CMYKC 62% · M 0% · Y 33% · K 51%Approximate ink mix; confirm with an ICC profile before printing
Luminance4.95:1 vs white · 4.24:1 vs blackWCAG 2.2 relative-luminance contrast ratios

Text Contrast & Accessibility

WCAG 2.2 contrast ratios for text on a #307E55 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.

TextWhite text4.95:1AA normal AA large AAA normal
Fails AABlack text4.24:1AA normal AA large AAA normal

Need a specific ratio against another background? Open #307E55 in the contrast checker.

Colors That Go With #307E55

Pairings derived from color-wheel relationships. The complementary color sits opposite #307E55; analogous colors sit beside it; triadic and split-complementary sets spread evenly around the wheel. Select any swatch for its own breakdown.

Base
#307E55
Complementary
#7E3059
Analogous
#327E30
Analogous
#307E7B
Triadic
#54307E
Triadic
#7E5430
Split comp.
#7B307E
Split comp.
#7E3032

Tints & Shades of #307E55

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

#3C9F6A
#4EBC81
#6FC899
#94D6B3
#B5E3CA
#D6F0E2

Shades

#2A6F4A
#235C3E
#1D4E34
#183F2A
#123020
#0B1E14

Want a full 50-950 ramp with semantic roles? Generate design tokens from #307E55.

How #307E55 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#307E55
Protanopia#757555
Protanomaly#617955
Deuteranopia#6C6C57
Deuteranomaly#5A7456
Tritanopia#3C7A7A
Tritanomaly#377B6D
Achromatopsia#707070

Test a full palette in the color blindness simulator.

Using #307E55 in Code

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

CSS custom property--color-307e55: #307E55;
CSS backgroundbackground-color: #307E55;
Tailwind configcolors: { 'color-307e55': '#307E55' }
SwiftUIColor(red: 0.188, green: 0.494, blue: 0.333)
Android XML<color name="color_307e55">#307E55</color>
SVG fillfill="#307E55"

More Green Colors

#307E55 sits in the green family. These are its neighbours across that family's full range, each with its own breakdown.

000200fdfff5001f00f7fee7002400f7fbf5002c22f5fffa002e00f5fff5003300f0fff000800000db870d542b20483f33cc6646c3995ea50072863991e0b7a3f5d8bcd7bcd1ffed

#307E55 Frequently Asked Questions

What color is #307E55?

#307E55 is a dark green — rgb(48, 126, 85) in RGB and hsl(148, 45%, 34%) in HSL. It carries no registered color name of its own; the closest named color is Amazon (#3B7A57), which is clearly related but distinguishable side by side at a CIE76 distance of 5.4.

What is the RGB value of #307E55?

#307E55 is rgb(48, 126, 85) — red 48, green 126, and blue 85 on the 0-255 scale.

What is the CMYK value of #307E55?

#307E55 converts to approximately cmyk(62%, 0%, 33%, 51%). CMYK output is a mathematical approximation for planning; confirm production print colors with your printer and ICC profile.

Should text on #307E55 be black or white?

White text is the more readable choice. #307E55 scores 4.95:1 against white and 4.24:1 against black, and WCAG 2.2 asks for at least 4.5:1 for normal body text.

Can I write #307E55 as a CSS color keyword?

No. #307E55 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 seagreen (#2E8B57) at a CIE76 distance of 8.15, which is clearly related but distinguishable side by side.

Open #307E55 in a Tool

Hex to RGBHex to HSLHex to CMYKHex to OKLCHHex to PantoneBuild a paletteMake a gradient

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