#28053F

#28053F

Color Values

HEX

#28053F

RGB

40, 5, 63

HSL

276,2, 85,3%, 13,3%

HSV

276,2, 92,1%, 24,7%

CMYK

36,5%, 92,1%, 0,0%, 75,3%

OKLCH

0,2228 0,1024 307,1

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#28053F

#1C3F05

Analogous

#0B053F

#3F0539

#28053F

Triadic

#28053F

#3F2805

#053F28

Split Complementary

#28053F

#393F05

#053F0B

Tetradic

#28053F

#3F0B05

#1C3F05

#05393F

Color Blindness Simulation

Original

#28053F

Protanopia

#191931

Deuteranopia

#1B1E2E

Tritanopia

#262623

Achromatopsia

#111111

CSS Usage

background-color: #28053F;
color: #28053F;
border-color: #28053F;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F8F2FD
100
#F0E0FA
200
#E2BDFA
300
#CD8EF6
400
#B150F1
500
#9613EC
600
#780FBD
700
#600C97
800
#4B0976
900
#380B56
950
#230736

Contrast Checker

Text on white

17,74:1

AA Pass AAA Pass

Text on black

1,18:1

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