#2F3257

#2F3257

Color Values

HEX

#2F3257

RGB

47, 50, 87

HSL

235.5, 29.9%, 26.3%

HSV

235.5, 46.0%, 34.1%

CMYK

46.0%, 42.5%, 0.0%, 65.9%

OKLCH

0.3331 0.065 278.7

Properties

Cool Dark Nearest: RAL 5022 Night Blue

Color Harmonies

Complementary

#2F3257

#57542F

Analogous

#2F4657

#402F57

#2F3257

Triadic

#2F3257

#572F32

#32572F

Split Complementary

#2F3257

#57402F

#46572F

Tetradic

#2F3257

#572F46

#57542F

#2F5740

Color Blindness Simulation

Original

#2F3257

Protanopia

#30304E

Deuteranopia

#30304C

Tritanopia

#2F4745

Achromatopsia

#343434

CSS Usage

background-color: #2F3257;
color: #2F3257;
border-color: #2F3257;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F5F6F9
100
#E9E9F2
200
#D1D2E6
300
#B0B2D4
400
#8489BD
500
#595FA6
600
#484C84
700
#393D6A
800
#2D3053
900
#23253D
950
#161827

Contrast Checker

Text on white

12.25:1

AA Pass AAA Pass

Text on black

1.71:1

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