#3F274E

#3F274E

Color Values

HEX

#3F274E

RGB

63, 39, 78

HSL

276.9, 33.3%, 22.9%

HSV

276.9, 50.0%, 30.6%

CMYK

19.2%, 50.0%, 0.0%, 69.4%

OKLCH

0.3208 0.0729 311.2

Properties

Cool Dark Nearest: RAL 5022 Night Blue

Color Harmonies

Complementary

#3F274E

#364E27

Analogous

#2B274E

#4E2749

#3F274E

Triadic

#3F274E

#4E3F27

#274E3F

Split Complementary

#3F274E

#494E27

#274E2B

Tetradic

#3F274E

#4E2B27

#364E27

#27494E

Color Blindness Simulation

Original

#3F274E

Protanopia

#353445

Deuteranopia

#363842

Tritanopia

#3E3D3B

Achromatopsia

#2F2F2F

CSS Usage

background-color: #3F274E;
color: #3F274E;
border-color: #3F274E;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F8F5FA
100
#EEE8F2
200
#DECFE7
300
#C6ADD6
400
#A881C0
500
#8955AA
600
#6E4488
700
#58366D
800
#452B55
900
#34223F
950
#211528

Contrast Checker

Text on white

13.03:1

AA Pass AAA Pass

Text on black

1.61:1

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