#2F3D51

#2F3D51

Color Values

HEX

#2F3D51

RGB

47, 61, 81

HSL

215.3, 26.6%, 25.1%

HSV

215.3, 42.0%, 31.8%

CMYK

42.0%, 24.7%, 0.0%, 68.2%

OKLCH

0.3565 0.0396 257.3

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#2F3D51

#51432F

Analogous

#2F4E51

#322F51

#2F3D51

Triadic

#2F3D51

#512F3D

#3D512F

Split Complementary

#2F3D51

#51322F

#4E512F

Tetradic

#2F3D51

#512F4E

#51432F

#2F5132

Color Blindness Simulation

Original

#2F3D51

Protanopia

#35354C

Deuteranopia

#34334B

Tritanopia

#304848

Achromatopsia

#3B3B3B

CSS Usage

background-color: #2F3D51;
color: #2F3D51;
border-color: #2F3D51;
Nearest Tailwind: Slate 700 #334155

Tailwind Shades

50
#F6F7F9
100
#E9ECF1
200
#D2DAE5
300
#B2BFD2
400
#889CBA
500
#5E7AA1
600
#4B6181
700
#3C4E67
800
#2F3D51
900
#252E3C
950
#171D26

Contrast Checker

Text on white

11.01:1

AA Pass AAA Pass

Text on black

1.91:1

AA Fail AAA Fail

Related Articles

Color Questions

What Is Pantone? The Universal Color Language

Feb 20, 2026
Color Questions

What Is Metamerism? Why Colors Look Different Under Different Lights

Feb 20, 2026
Color Questions

What Is Luminance? Brightness in Color Science

Feb 20, 2026