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Fern Frond

#637A1F

Fern Frond is a neutral dark color with the hex code #637A1F. This moderately saturated hue can be represented as RGB 99, 122, 31 in digital design or CMYK 19%, 0%, 75%, 52% for print applications. Find matching Pantone color.

Fern Frond color values

HEX
#637A1F
RGB
99, 122, 31
HSL
75°, 59%, 30%
CMYK
19, 0, 75, 52

About this color

Fern Frond sits at 75° on the color wheel with 59% saturation and 30% lightness, placing it in the yellow segment of the spectrum. The moderate 59% saturation gives it enough color presence to register clearly without competing for dominance in a composition. The lower lightness gives it weight and depth, lending gravity to any palette it enters.

In digital environments, Fern Frond is rendered as rgb(99, 122, 31), where the green channel leads at 122, with red and blue channels close behind. This cool mid-tone is a reliable choice for UI chrome, informational states, and contexts that call for a calm, readable presence.

For print, Fern Frond translates to a CMYK breakdown of 19C 0M 75Y 52K. A substantial black component (52%) anchors this color in print. The remaining ink channels supplement rather than drive the hue, which keeps the result stable across different paper stocks. No brands in the brandkit.pro library currently specify this exact hex as a named brand color.

How to use Fern Frond

CSS Variable

:root {
  --brand-primary: #637A1F;
  --brand-primary-rgb: 99, 122, 31;
}

Define as a CSS custom property for consistent theming across your site.

Tailwind Config

colors: {
  brand: '#637A1F',
}

Add to your Tailwind config to use classes like bg-brand.

Print Design (CMYK)

C: 19%
M: 0%
Y: 75%
K: 52%

Use these CMYK values in Adobe Illustrator, InDesign, or print specifications.

RGB for Screens

rgb(99, 122, 31)
rgba(99, 122, 31, 0.8)

Use RGB notation for compatibility or add alpha channel for transparency.

Frequently asked questions

What color is #637A1F?
#637A1F is Fern Frond, a neutral dark color with RGB values of 99, 122, 31. It has a hue of 75°, 59% saturation, and 30% lightness in the HSL color space.
What is the RGB value of #637A1F?
The RGB color code for #637A1F is rgb(99, 122, 31). This means it contains 99 red, 122 green, and 31 blue in the RGB color model.
Is Fern Frond a warm or cool color?
Fern Frond (#637A1F) is a neutral color, sitting between warm and cool on the color wheel.
How do I use #637A1F in CSS?
You can use #637A1F in CSS with: background-color: #637A1F; or color: #637A1F; or as an RGB value: rgb(99, 122, 31). For print design, use CMYK: 19%, 0%, 75%, 52%.