#271B35

#271B35

Color Values

HEX

#271B35

RGB

39, 27, 53

HSL

267.7, 32.5%, 15.7%

HSV

267.7, 49.1%, 20.8%

CMYK

26.4%, 49.1%, 0.0%, 79.2%

OKLCH

0.2501 0.0502 304.3

Properties

Cool Dark Nearest: RAL 5013 Cobalt Blue

Color Harmonies

Complementary

#271B35

#29351B

Analogous

#1B1C35

#341B35

#271B35

Triadic

#271B35

#35271B

#1B3527

Split Complementary

#271B35

#35341B

#1C351B

Tetradic

#271B35

#351B1C

#29351B

#1B3534

Color Blindness Simulation

Original

#271B35

Protanopia

#22222F

Deuteranopia

#22232D

Tritanopia

#262A29

Achromatopsia

#1F1F1F

CSS Usage

background-color: #271B35;
color: #271B35;
border-color: #271B35;
Nearest Tailwind: Slate 900 #0F172A

Tailwind Shades

50
#F7F5F9
100
#EDE8F2
200
#DAD0E7
300
#C0AED6
400
#9E82BF
500
#7C56A9
600
#634587
700
#50376C
800
#3E2B54
900
#2F223F
950
#1E1628

Contrast Checker

Text on white

16.22:1

AA Pass AAA Pass

Text on black

1.29:1

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