#42535E

#42535E

Color Values

HEX

#42535E

RGB

66, 83, 94

HSL

203.6, 17.5%, 31.4%

HSV

203.6, 29.8%, 36.9%

CMYK

29.8%, 11.7%, 0.0%, 63.1%

OKLCH

0.4321 0.028 236.7

Properties

Cool Dark Nearest: RAL 7024 Graphite Grey

Color Harmonies

Complementary

#42535E

#5E4D42

Analogous

#425E5B

#42455E

#42535E

Triadic

#42535E

#5E4253

#535E42

Split Complementary

#42535E

#5E4245

#5E5B42

Tetradic

#42535E

#5B425E

#5E4D42

#455E42

Color Blindness Simulation

Original

#42535E

Protanopia

#494A5B

Deuteranopia

#48475B

Tritanopia

#435959

Achromatopsia

#505050

CSS Usage

background-color: #42535E;
color: #42535E;
border-color: #42535E;
Nearest Tailwind: Gray 600 #4B5563

Tailwind Shades

50
#F6F8F8
100
#EAEEF0
200
#D5DDE2
300
#B7C4CD
400
#90A4B1
500
#698496
600
#546A78
700
#435560
800
#35424B
900
#293238
950
#1A2023

Contrast Checker

Text on white

7.98:1

AA Pass AAA Pass

Text on black

2.63:1

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