#28247D

#28247D

Color Values

HEX

#28247D

RGB

40, 36, 125

HSL

242.7, 55.3%, 31.6%

HSV

242.7, 71.2%, 49.0%

CMYK

68.0%, 71.2%, 0.0%, 51.0%

OKLCH

0.3304 0.1446 276.9

Properties

Cool Dark Nearest: midnightblue

Color Harmonies

Complementary

#28247D

#797D24

Analogous

#244D7D

#55247D

#28247D

Triadic

#28247D

#7D2824

#247D28

Split Complementary

#28247D

#7D5524

#4D7D24

Tetradic

#28247D

#7D244D

#797D24

#247D55

Color Blindness Simulation

Original

#28247D

Protanopia

#262667

Deuteranopia

#262762

Tritanopia

#285653

Achromatopsia

#2B2B2B

CSS Usage

background-color: #28247D;
color: #28247D;
border-color: #28247D;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F4F4FB
100
#E6E5F6
200
#C9C8EF
300
#A3A0E4
400
#716CD5
500
#3F39C6
600
#332E9E
700
#29247F
800
#201C63
900
#1B1849
950
#110F2E

Contrast Checker

Text on white

12.81:1

AA Pass AAA Pass

Text on black

1.64:1

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