#515C80

#515C80

Color Values

HEX

#515C80

RGB

81, 92, 128

HSL

226.0, 22.5%, 41.0%

HSV

226.0, 36.7%, 50.2%

CMYK

36.7%, 28.1%, 0.0%, 49.8%

OKLCH

0.4804 0.0599 270.9

Properties

Cool Dark Nearest: RAL 5023 Distant Blue

Color Harmonies

Complementary

#515C80

#807551

Analogous

#517480

#5E5180

#515C80

Triadic

#515C80

#80515C

#5C8051

Split Complementary

#515C80

#805E51

#748051

Tetradic

#515C80

#805174

#807551

#51805E

Color Blindness Simulation

Original

#515C80

Protanopia

#565677

Deuteranopia

#555475

Tritanopia

#52706F

Achromatopsia

#5C5C5C

CSS Usage

background-color: #515C80;
color: #515C80;
border-color: #515C80;
Nearest Tailwind: Slate 600 #475569

Tailwind Shades

50
#F6F7F9
100
#EAEBF1
200
#D3D7E3
300
#B4BAD0
400
#8B95B6
500
#63709C
600
#4F5A7D
700
#3F4864
800
#31384E
900
#272B3A
950
#181B25

Contrast Checker

Text on white

6.58:1

AA Pass AAA Fail

Text on black

3.19:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

ม.ค. 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

ม.ค. 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

ม.ค. 15, 2026