#3D638C

#3D638C

Color Values

HEX

#3D638C

RGB

61, 99, 140

HSL

211.1, 39.3%, 39.4%

HSV

211.1, 56.4%, 54.9%

CMYK

56.4%, 29.3%, 0.0%, 45.1%

OKLCH

0.4898 0.0793 251.4

Properties

Cool Dark Nearest: RAL 5007 Brilliant Blue

Color Harmonies

Complementary

#3D638C

#8C663D

Analogous

#3D8B8C

#3E3D8C

#3D638C

Triadic

#3D638C

#8C3D63

#638C3D

Split Complementary

#3D638C

#8C3E3D

#8B8C3D

Tetradic

#3D638C

#8C3D8B

#8C663D

#3D8C3E

Color Blindness Simulation

Original

#3D638C

Protanopia

#4D4E82

Deuteranopia

#4B4880

Tritanopia

#3F7A79

Achromatopsia

#5E5E5E

CSS Usage

background-color: #3D638C;
color: #3D638C;
border-color: #3D638C;
Nearest Tailwind: Sky 800 #075985

Tailwind Shades

50
#F5F7FA
100
#E7EDF3
200
#CDDBE9
300
#AAC1DA
400
#7C9FC6
500
#4D7EB2
600
#3E658E
700
#325072
800
#273F59
900
#1F3042
950
#141E29

Contrast Checker

Text on white

6.25:1

AA Pass AAA Fail

Text on black

3.36:1

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