#99D307
A medium, vivid green closely aligning with Yellowgreen.
About #99D307
At its core, #99D307 is a medium and vivid hue. Designers often compare it to the standard color Yellowgreen. Its digital footprint relies on 153 parts red, 211 parts green, and 7 parts blue light.
While screens use RGB, printing presses rely on Cyan, Magenta, Yellow, and Key (black). The color uses 27% Cyan, 0% Magenta, 97% Yellow, and 17% Black. With a hue angle of 77.1 degrees, it sits comfortably in the green spectrum.
Contrast ratios determine whether this color is safe for typography. The calculated luminance score dictates that #000000 typography is the safest choice. Be sure to check our contrast matrix below to see exactly how it performs against common backgrounds.
Color Space Conversions
HEX#99D307
RGB153, 211, 7
HSL77.1°, 93.6%, 42.7%
CMYK27%, 0%, 97%, 17%
HSV77.1°, 96.7%, 82.7%
LAB78.1, -42.3, 76.5
XYZ36.5, 53.4, 8.6
Decimal10081031
Color Harmonies
Tints, Shades & Tones
Tints (Adding White)
Shades (Adding Black)
WCAG Contrast Accessibility
1.80:1
Text on #FFFFFF
FAIL
11.68:1
Text on #000000
AAA
1.72:1
Text on #F8FAFC
FAIL
9.93:1
Text on #0F172A
AAA
CSS Implementation
.bg-color {
background-color: #99D307;
}
.text-color {
color: #99D307;
}
.border-color {
border: 2px solid #99D307;
}