#271D54

#271D54

Color Values

HEX

#271D54

RGB

39, 29, 84

HSL

250.9, 48.7%, 22.2%

HSV

250.9, 65.5%, 32.9%

CMYK

53.6%, 65.5%, 0.0%, 67.1%

OKLCH

0.278 0.0957 286.8

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#271D54

#4A541D

Analogous

#1D2F54

#431D54

#271D54

Triadic

#271D54

#54271D

#1D5427

Split Complementary

#271D54

#54431D

#2F541D

Tetradic

#271D54

#541D2F

#4A541D

#1D5443

Color Blindness Simulation

Original

#271D54

Protanopia

#232347

Deuteranopia

#232444

Tritanopia

#263C3A

Achromatopsia

#232323

CSS Usage

background-color: #271D54;
color: #271D54;
border-color: #271D54;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F5F4FB
100
#E8E6F5
200
#D0CAED
300
#AFA4E0
400
#8373CF
500
#5841BE
600
#463498
700
#382A79
800
#2C215F
900
#231B46
950
#16112C

Contrast Checker

Text on white

15.11:1

AA Pass AAA Pass

Text on black

1.39:1

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