#2D31A7

#2D31A7

Color Values

HEX

#2D31A7

RGB

45, 49, 167

HSL

238.0, 57.5%, 41.6%

HSV

238.0, 73.1%, 65.5%

CMYK

73.1%, 70.7%, 0.0%, 34.5%

OKLCH

0.3973 0.1838 272.8

Properties

Cool Dark Nearest: NCS S 2050-R70B Violet

Color Harmonies

Complementary

#2D31A7

#A7A32D

Analogous

#2D6EA7

#662DA7

#2D31A7

Triadic

#2D31A7

#A72D31

#31A72D

Split Complementary

#2D31A7

#A7662D

#6EA72D

Tetradic

#2D31A7

#A72D6E

#A7A32D

#2DA766

Color Blindness Simulation

Original

#2D31A7

Protanopia

#2F2F8A

Deuteranopia

#2E2E84

Tritanopia

#2D746F

Achromatopsia

#393939

CSS Usage

background-color: #2D31A7;
color: #2D31A7;
border-color: #2D31A7;
Nearest Tailwind: Indigo 800 #3730A3

Tailwind Shades

50
#F4F4FB
100
#E4E5F6
200
#C7C8F0
300
#9FA1E5
400
#6A6ED7
500
#363BC9
600
#2B2FA1
700
#232681
800
#1B1E64
900
#17194A
950
#0F102E

Contrast Checker

Text on white

9.96:1

AA Pass AAA Pass

Text on black

2.11:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026