#45374D

#45374D

Color Values

HEX

#45374D

RGB

69, 55, 77

HSL

278.2, 16.7%, 25.9%

HSV

278.2, 28.6%, 30.2%

CMYK

10.4%, 28.6%, 0.0%, 69.8%

OKLCH

0.3609 0.0414 313.0

Properties

Cool Dark Nearest: RAL 7015 Slate Grey

Color Harmonies

Complementary

#45374D

#3F4D37

Analogous

#3A374D

#4D374A

#45374D

Triadic

#45374D

#4D4537

#374D45

Split Complementary

#45374D

#4A4D37

#374D3A

Tetradic

#45374D

#4D3A37

#3F4D37

#374A4D

Color Blindness Simulation

Original

#45374D

Protanopia

#3F3F48

Deuteranopia

#404146

Tritanopia

#444343

Achromatopsia

#3C3C3C

CSS Usage

background-color: #45374D;
color: #45374D;
border-color: #45374D;
Nearest Tailwind: Gray 700 #374151

Tailwind Shades

50
#F8F6F8
100
#EEEBF0
200
#DDD5E1
300
#C5B8CC
400
#A591B0
500
#856A95
600
#6B5577
700
#55445F
800
#43354A
900
#322938
950
#201A23

Contrast Checker

Text on white

11.01:1

AA Pass AAA Pass

Text on black

1.91:1

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