#3D646A

#3D646A

Color Values

HEX

#3D646A

RGB

61, 100, 106

HSL

188.0, 26.9%, 32.7%

HSV

188.0, 42.5%, 41.6%

CMYK

42.5%, 5.7%, 0.0%, 58.4%

OKLCH

0.4766 0.0451 208.1

Properties

Cool Dark Nearest: RAL 5021 Water Blue

Color Harmonies

Complementary

#3D646A

#6A433D

Analogous

#3D6A59

#3D4D6A

#3D646A

Triadic

#3D646A

#6A3D64

#646A3D

Split Complementary

#3D646A

#6A3D4D

#6A593D

Tetradic

#3D646A

#593D6A

#6A433D

#4D6A3D

Color Blindness Simulation

Original

#3D646A

Protanopia

#4E4E69

Deuteranopia

#4C4968

Tritanopia

#3F6767

Achromatopsia

#5C5C5C

CSS Usage

background-color: #3D646A;
color: #3D646A;
border-color: #3D646A;
Nearest Tailwind: Cyan 800 #155E75

Tailwind Shades

50
#F6F9F9
100
#E9F0F1
200
#D2E2E5
300
#B1CED2
400
#87B3BA
500
#5D99A2
600
#4B7A81
700
#3C6268
800
#2F4C51
900
#25393C
950
#172426

Contrast Checker

Text on white

6.5:1

AA Pass AAA Fail

Text on black

3.23:1

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