#5B1315

#5B1315

Color Values

HEX

#5B1315

RGB

91, 19, 21

HSL

358.3, 65.5%, 21.6%

HSV

358.3, 79.1%, 35.7%

CMYK

0.0%, 79.1%, 76.9%, 64.3%

OKLCH

0.3142 0.1038 24.1

Properties

Warm Dark Nearest: RAL 3009 Oxide Red

Color Harmonies

Complementary

#5B1315

#135B59

Analogous

#5B1339

#5B3513

#5B1315

Triadic

#5B1315

#155B13

#13155B

Split Complementary

#5B1315

#135B35

#13395B

Tetradic

#5B1315

#395B13

#135B59

#35135B

Color Blindness Simulation

Original

#5B1315

Protanopia

#3C3B15

Deuteranopia

#404514

Tritanopia

#571414

Achromatopsia

#222222

CSS Usage

background-color: #5B1315;
color: #5B1315;
border-color: #5B1315;
Nearest Tailwind: Red 950 #450A0A

Tailwind Shades

50
#FCF3F3
100
#F7E3E4
200
#F3C4C5
300
#EA9A9C
400
#DE6366
500
#D32C31
600
#A92327
700
#871C1F
800
#6A1618
900
#4D1416
950
#310D0E

Contrast Checker

Text on white

13.56:1

AA Pass AAA Pass

Text on black

1.55:1

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