#3D4B63

#3D4B63

Color Values

HEX

#3D4B63

RGB

61, 75, 99

HSL

217.9, 23.8%, 31.4%

HSV

217.9, 38.4%, 38.8%

CMYK

38.4%, 24.2%, 0.0%, 61.2%

OKLCH

0.4109 0.0443 261.0

Properties

Cool Dark Nearest: RAL 5000 Violet Blue

Color Harmonies

Complementary

#3D4B63

#63553D

Analogous

#3D5E63

#423D63

#3D4B63

Triadic

#3D4B63

#633D4B

#4B633D

Split Complementary

#3D4B63

#63423D

#5E633D

Tetradic

#3D4B63

#633D5E

#63553D

#3D6342

Color Blindness Simulation

Original

#3D4B63

Protanopia

#43435D

Deuteranopia

#42415C

Tritanopia

#3E5958

Achromatopsia

#4A4A4A

CSS Usage

background-color: #3D4B63;
color: #3D4B63;
border-color: #3D4B63;
Nearest Tailwind: Slate 600 #475569

Tailwind Shades

50
#F6F7F9
100
#EAECF1
200
#D3D9E4
300
#B3BED0
400
#8A9BB7
500
#61789E
600
#4E607E
700
#3E4C65
800
#313C4F
900
#262E3B
950
#181D25

Contrast Checker

Text on white

8.8:1

AA Pass AAA Pass

Text on black

2.39:1

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