#554A5B

#554A5B

Color Values

HEX

#554A5B

RGB

85, 74, 91

HSL

278.8, 10.3%, 32.4%

HSV

278.8, 18.7%, 35.7%

CMYK

6.6%, 18.7%, 0.0%, 64.3%

OKLCH

0.4264 0.0309 313.7

Properties

Cool Dark Nearest: RAL 7015 Slate Grey

Color Harmonies

Complementary

#554A5B

#505B4A

Analogous

#4D4A5B

#5B4A59

#554A5B

Triadic

#554A5B

#5B554A

#4A5B55

Split Complementary

#554A5B

#595B4A

#4A5B4D

Tetradic

#554A5B

#5B4D4A

#505B4A

#4A595B

Color Blindness Simulation

Original

#554A5B

Protanopia

#505057

Deuteranopia

#515256

Tritanopia

#545453

Achromatopsia

#4E4E4E

CSS Usage

background-color: #554A5B;
color: #554A5B;
border-color: #554A5B;
Nearest Tailwind: Zinc 600 #52525B

Tailwind Shades

50
#F8F7F8
100
#EEECEF
200
#DCD8DF
300
#C4BBC8
400
#A497AA
500
#83728D
600
#695B71
700
#54495A
800
#423946
900
#322C35
950
#1F1C21

Contrast Checker

Text on white

8.34:1

AA Pass AAA Pass

Text on black

2.52:1

AA Fail AAA Fail

Related Articles

Tutorials

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

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026