#515B47

#515B47

Color Values

HEX

#515B47

RGB

81, 91, 71

HSL

90.0, 12.3%, 31.8%

HSV

90.0, 22.0%, 35.7%

CMYK

11.0%, 0.0%, 22.0%, 64.3%

OKLCH

0.4564 0.0339 129.3

Properties

Cool Dark Nearest: RAL 7009 Green Grey

Color Harmonies

Complementary

#515B47

#51475B

Analogous

#5B5B47

#475B47

#515B47

Triadic

#515B47

#47515B

#5B4751

Split Complementary

#515B47

#47475B

#5B475B

Tetradic

#515B47

#475B5B

#51475B

#5B4747

Color Blindness Simulation

Original

#515B47

Protanopia

#55554C

Deuteranopia

#55544D

Tritanopia

#525050

Achromatopsia

#575757

CSS Usage

background-color: #515B47;
color: #515B47;
border-color: #515B47;
Nearest Tailwind: Stone 600 #57534E

Tailwind Shades

50
#F7F8F7
100
#EDEFEB
200
#DBE0D7
300
#C2C9BA
400
#A1AC95
500
#808F70
600
#667359
700
#525C48
800
#404838
900
#30362B
950
#1F221B

Contrast Checker

Text on white

7.15:1

AA Pass AAA Pass

Text on black

2.94:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026