#51B540 Color — #51B540
Complete color reference for #51B540: conversions to RGB, HSL, HSV, CMYK, color harmonies, shades & tints scale, and WCAG accessibility contrast ratios.
Color Format Conversions
#51B540rgb(81, 181, 64)hsl(111, 48%, 48%)hsv(111, 65%, 71%)C:55% M:0% Y:65% K:29%#51B54053548160.3517WCAG Accessibility Contrast
WCAG AA requires ≥4.5:1 (normal text) or ≥3:1 (large text). WCAG AAA requires ≥7:1.
Shades & Tints Scale
Steps 50–400 are tints (mixed with white); 500 is the base color; 600–900 are shades (mixed with black).
Color Harmonies
Complementary
Split Complementary
Related Color Tools
Frequently Asked Questions
What is the RGB equivalent of #51B540?
The RGB equivalent is rgb(81, 181, 64). The red channel is 81, green is 181, and blue is 64 (scale 0–255).
What is the HSL value of #51B540?
The HSL value is hsl(111, 48%, 48%). Hue is 111°, saturation is 48%, and lightness is 48%.
Does #51B540 meet WCAG accessibility standards?
On a white background, #51B540 achieves a 2.61:1 contrast ratio (Fail). On a black background it achieves 8.03:1 (AAA). WCAG AA requires ≥4.5:1 for normal text.
What is the complementary color of #51B540?
The complementary color (180° opposite on the hue wheel) of #51B540 is #A440B5.