#2B256D

#2B256D

Color Values

HEX

#2B256D

RGB

43, 37, 109

HSL

245.0, 49.3%, 28.6%

HSV

245.0, 66.1%, 42.7%

CMYK

60.6%, 66.1%, 0.0%, 57.3%

OKLCH

0.3192 0.1203 280.9

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#2B256D

#676D25

Analogous

#25436D

#4F256D

#2B256D

Triadic

#2B256D

#6D2B25

#256D2B

Split Complementary

#2B256D

#6D4F25

#436D25

Tetradic

#2B256D

#6D2543

#676D25

#256D4F

Color Blindness Simulation

Original

#2B256D

Protanopia

#28285C

Deuteranopia

#292957

Tritanopia

#2B4E4B

Achromatopsia

#2B2B2B

CSS Usage

background-color: #2B256D;
color: #2B256D;
border-color: #2B256D;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F5F4FB
100
#E7E6F5
200
#CDCAED
300
#A9A4E0
400
#7A72CF
500
#4B41BE
600
#3C3498
700
#30297A
800
#26205F
900
#1F1B46
950
#13112C

Contrast Checker

Text on white

13.22:1

AA Pass AAA Pass

Text on black

1.59:1

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