#405F6D

#405F6D

Color Values

HEX

#405F6D

RGB

64, 95, 109

HSL

198.7, 26.0%, 33.9%

HSV

198.7, 41.3%, 42.7%

CMYK

41.3%, 12.8%, 0.0%, 57.3%

OKLCH

0.467 0.0428 227.9

Properties

Cool Dark Nearest: RAL 5025 Pearl Gentian Blue

Color Harmonies

Complementary

#405F6D

#6D4E40

Analogous

#406D64

#40486D

#405F6D

Triadic

#405F6D

#6D405F

#5F6D40

Split Complementary

#405F6D

#6D4048

#6D6440

Tetradic

#405F6D

#64406D

#6D4E40

#486D40

Color Blindness Simulation

Original

#405F6D

Protanopia

#4D4E6A

Deuteranopia

#4C4969

Tritanopia

#426766

Achromatopsia

#595959

CSS Usage

background-color: #405F6D;
color: #405F6D;
border-color: #405F6D;
Nearest Tailwind: Gray 600 #4B5563

Tailwind Shades

50
#F6F8F9
100
#E9EFF1
200
#D2DFE5
300
#B2C8D2
400
#88AAB9
500
#5E8CA1
600
#4B7081
700
#3C5A67
800
#2F4650
900
#25353C
950
#172126

Contrast Checker

Text on white

6.83:1

AA Pass AAA Fail

Text on black

3.08:1

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