#1F2D4E

#1F2D4E

Color Values

HEX

#1F2D4E

RGB

31, 45, 78

HSL

222.1, 43.1%, 21.4%

HSV

222.1, 60.3%, 30.6%

CMYK

60.3%, 42.3%, 0.0%, 69.4%

OKLCH

0.3025 0.0629 265.4

Properties

Cool Dark Nearest: RAL 5010 Gentian Blue

Color Harmonies

Complementary

#1F2D4E

#4E401F

Analogous

#1F454E

#291F4E

#1F2D4E

Triadic

#1F2D4E

#4E1F2D

#2D4E1F

Split Complementary

#1F2D4E

#4E291F

#454E1F

Tetradic

#1F2D4E

#4E1F45

#4E401F

#1F4E29

Color Blindness Simulation

Original

#1F2D4E

Protanopia

#252546

Deuteranopia

#242344

Tritanopia

#20403E

Achromatopsia

#2C2C2C

CSS Usage

background-color: #1F2D4E;
color: #1F2D4E;
border-color: #1F2D4E;
Nearest Tailwind: Sky 950 #082F49

Tailwind Shades

50
#F5F6FA
100
#E7EBF4
200
#CCD5EB
300
#A7B7DC
400
#7890C9
500
#4969B6
600
#3A5492
700
#2E4375
800
#24355B
900
#1E2943
950
#131A2A

Contrast Checker

Text on white

13.6:1

AA Pass AAA Pass

Text on black

1.54:1

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