#280F30

#280F30

Color Values

HEX

#280F30

RGB

40, 15, 48

HSL

285.5, 52.4%, 12.4%

HSV

285.5, 68.7%, 18.8%

CMYK

16.7%, 68.7%, 0.0%, 81.2%

OKLCH

0.2242 0.0683 317.3

Properties

Cool Dark Nearest: RAL 5013 Cobalt Blue

Color Harmonies

Complementary

#280F30

#17300F

Analogous

#180F30

#300F28

#280F30

Triadic

#280F30

#30280F

#0F3028

Split Complementary

#280F30

#28300F

#0F3018

Tetradic

#280F30

#30180F

#17300F

#0F2830

Color Blindness Simulation

Original

#280F30

Protanopia

#1D1D28

Deuteranopia

#1F2026

Tritanopia

#272220

Achromatopsia

#171717

CSS Usage

background-color: #280F30;
color: #280F30;
border-color: #280F30;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F9F4FB
100
#F1E5F5
200
#E5C9EE
300
#D2A2E2
400
#BA6FD2
500
#A23DC2
600
#82319B
700
#68277C
800
#511E61
900
#3C1A47
950
#26102D

Contrast Checker

Text on white

17.48:1

AA Pass AAA Pass

Text on black

1.2:1

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