#0F0B3B

#0F0B3B

Color Values

HEX

#0F0B3B

RGB

15, 11, 59

HSL

245.0, 68.6%, 13.7%

HSV

245.0, 81.4%, 23.1%

CMYK

74.6%, 81.4%, 0.0%, 76.9%

OKLCH

0.1957 0.0879 278.2

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#0F0B3B

#373B0B

Analogous

#0B1F3B

#270B3B

#0F0B3B

Triadic

#0F0B3B

#3B0F0B

#0B3B0F

Split Complementary

#0F0B3B

#3B270B

#1F3B0B

Tetradic

#0F0B3B

#3B0B1F

#373B0B

#0B3B27

Color Blindness Simulation

Original

#0F0B3B

Protanopia

#0D0D2F

Deuteranopia

#0E0E2D

Tritanopia

#0F2624

Achromatopsia

#0F0F0F

CSS Usage

background-color: #0F0B3B;
color: #0F0B3B;
border-color: #0F0B3B;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F4F3FC
100
#E4E3F8
200
#C7C3F4
300
#9F98EC
400
#6B60E1
500
#3728D7
600
#2C20AC
700
#231A8A
800
#1B146B
900
#18134E
950
#0F0C31

Contrast Checker

Text on white

18.56:1

AA Pass AAA Pass

Text on black

1.13:1

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