#280E41

#280E41

Color Values

HEX

#280E41

RGB

40, 14, 65

HSL

270.6, 64.6%, 15.5%

HSV

270.6, 78.5%, 25.5%

CMYK

38.5%, 78.5%, 0.0%, 74.5%

OKLCH

0.2365 0.0921 303.3

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#280E41

#27410E

Analogous

#0F0E41

#410E41

#280E41

Triadic

#280E41

#41280E

#0E4128

Split Complementary

#280E41

#41410E

#0E410F

Tetradic

#280E41

#410F0E

#27410E

#0E4141

Color Blindness Simulation

Original

#280E41

Protanopia

#1D1D35

Deuteranopia

#1E2032

Tritanopia

#272B29

Achromatopsia

#171717

CSS Usage

background-color: #280E41;
color: #280E41;
border-color: #280E41;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F7F3FC
100
#EDE3F7
200
#DCC4F2
300
#C39AE9
400
#A264DE
500
#812DD2
600
#6724A8
700
#531D86
800
#411769
900
#31144D
950
#1F0D30

Contrast Checker

Text on white

17.08:1

AA Pass AAA Pass

Text on black

1.23:1

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