#2D257A

#2D257A

Color Values

HEX

#2D257A

RGB

45, 37, 122

HSL

245.6, 53.5%, 31.2%

HSV

245.6, 69.7%, 47.8%

CMYK

63.1%, 69.7%, 0.0%, 52.2%

OKLCH

0.3331 0.1382 280.0

Properties

Cool Dark Nearest: midnightblue

Color Harmonies

Complementary

#2D257A

#727A25

Analogous

#25487A

#58257A

#2D257A

Triadic

#2D257A

#7A2D25

#257A2D

Split Complementary

#2D257A

#7A5825

#487A25

Tetradic

#2D257A

#7A2548

#727A25

#257A58

Color Blindness Simulation

Original

#2D257A

Protanopia

#2A2965

Deuteranopia

#2A2B60

Tritanopia

#2D5552

Achromatopsia

#2D2D2D

CSS Usage

background-color: #2D257A;
color: #2D257A;
border-color: #2D257A;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F5F4FB
100
#E7E5F5
200
#CCC8EE
300
#A7A1E3
400
#786ED3
500
#483BC4
600
#3A2F9D
700
#2E267D
800
#241E62
900
#1D1948
950
#13102D

Contrast Checker

Text on white

12.67:1

AA Pass AAA Pass

Text on black

1.66:1

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