HEX Color #66B616 (Yellowgreen)

About #66B616

Visually, #66B616 is defined as a vivid green. If you're using CSS, you might find it aligns closely with Yellowgreen. Its digital footprint relies on 102 parts red, 182 parts green, and 22 parts blue light.

Translating this color to physical media requires the CMYK color model. Its ink density profile breaks down to 44% cyan, 0% magenta, 88% yellow, and 29% black. Always request a physical proof before doing a large print run with this exact code.

From a UX and accessibility standpoint, contrast is paramount. Mathematical luminance calculations suggest that #000000 text provides the most optimal reading experience. Be sure to check our contrast matrix below to see exactly how it performs against common backgrounds.

Color Space Conversions

HEX#66B616

RGB102, 182, 22

HSL90.0°, 78.4%, 40.0%

CMYK44%, 0%, 88%, 29%

HSV90.0°, 87.9%, 71.4%

LAB66.8, -48.2, 64.2

XYZ22.4, 36.3, 6.6

Decimal6731286

Color Harmonies

Complementary

#66B616 #6515B6

Analogous

#B6B615 #15B615

Triadic

#1565B6 #B61566

Tetradic

#15B6B6 #6515B6 #B61515

Tints, Shades & Tones

Tints (Adding White)

#66B616

#77BE2F

#88C649

#99CE63

#AAD67D

#BBDE97

#CCE6B1

#DDEECB

#EEF6E5

#FFFFFF

Shades (Adding Black)

#66B616

#5AA113

#4F8D11

#44790E

#38650C

#2D5009

#223C07

#162804

#0B1402

#000000

WCAG Contrast Accessibility

2.54:1

Text on #FFFFFF

FAIL

8.27:1

Text on #000000

AAA

2.43:1

Text on #F8FAFC

FAIL

7.03:1

Text on #0F172A

AAA

CSS Implementation

.bg-color { background-color: #66B616; }

.text-color { color: #66B616; }

.border-color { border: 2px solid #66B616; }

Similar Colors

Yellowgreen

#9ACD32