#42525E

#42525E

Color Values

HEX

#42525E

RGB

66, 82, 94

HSL

205.7, 17.5%, 31.4%

HSV

205.7, 29.8%, 36.9%

CMYK

29.8%, 12.8%, 0.0%, 63.1%

OKLCH

0.4296 0.0283 240.7

Properties

Cool Dark Nearest: RAL 7015 Slate Grey

Color Harmonies

Complementary

#42525E

#5E4E42

Analogous

#425E5C

#42445E

#42525E

Triadic

#42525E

#5E4252

#525E42

Split Complementary

#42525E

#5E4244

#5E5C42

Tetradic

#42525E

#5C425E

#5E4E42

#445E42

Color Blindness Simulation

Original

#42525E

Protanopia

#49495B

Deuteranopia

#48475A

Tritanopia

#435958

Achromatopsia

#4F4F4F

CSS Usage

background-color: #42525E;
color: #42525E;
border-color: #42525E;
Nearest Tailwind: Gray 600 #4B5563

Tailwind Shades

50
#F6F8F8
100
#EAEEF0
200
#D5DCE2
300
#B7C3CD
400
#90A3B1
500
#698396
600
#546978
700
#435460
800
#35414B
900
#293238
950
#1A1F23

Contrast Checker

Text on white

8.08:1

AA Pass AAA Pass

Text on black

2.6:1

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