#0D1238

#0D1238

Color Values

HEX

#0D1238

RGB

13, 18, 56

HSL

233.0, 62.3%, 13.5%

HSV

233.0, 76.8%, 22.0%

CMYK

76.8%, 67.9%, 0.0%, 78.0%

OKLCH

0.2053 0.0735 272.5

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#0D1238

#38330D

Analogous

#0D2738

#1D0D38

#0D1238

Triadic

#0D1238

#380D12

#12380D

Split Complementary

#0D1238

#381D0D

#27380D

Tetradic

#0D1238

#380D27

#38330D

#0D381D

Color Blindness Simulation

Original

#0D1238

Protanopia

#0F0F2F

Deuteranopia

#0F0E2D

Tritanopia

#0D2826

Achromatopsia

#141414

CSS Usage

background-color: #0D1238;
color: #0D1238;
border-color: #0D1238;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F3F4FB
100
#E4E6F7
200
#C5CAF2
300
#9CA5E8
400
#6674DB
500
#3043CF
600
#2635A6
700
#1F2B84
800
#182167
900
#151C4C
950
#0D1130

Contrast Checker

Text on white

18.09:1

AA Pass AAA Pass

Text on black

1.16:1

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