#AA0B0B

#AA0B0B

Color Values

HEX

#AA0B0B

RGB

170, 11, 11

HSL

0.0, 87.8%, 35.5%

HSV

0.0, 93.5%, 66.7%

CMYK

0.0%, 93.5%, 93.5%, 33.3%

OKLCH

0.4674 0.1861 28.6

Properties

Warm Dark Nearest: RAL 3016 Coral Red

Color Harmonies

Complementary

#AA0B0B

#0BAAAA

Analogous

#AA0B5B

#AA5B0B

#AA0B0B

Triadic

#AA0B0B

#0BAA0B

#0B0BAA

Split Complementary

#AA0B0B

#0BAA5B

#0B5BAA

Tetradic

#AA0B0B

#5BAA0B

#0BAAAA

#5B0BAA

Color Blindness Simulation

Original

#AA0B0B

Protanopia

#65640B

Deuteranopia

#6E7A0B

Tritanopia

#A20B0B

Achromatopsia

#2D2D2D

CSS Usage

background-color: #AA0B0B;
color: #AA0B0B;
border-color: #AA0B0B;
Nearest Tailwind: Red 700 #B91C1C

Tailwind Shades

50
#FDF2F2
100
#FAE0E0
200
#FBBCBC
300
#F88C8C
400
#F34E4E
500
#EF1010
600
#C00C0C
700
#990A0A
800
#780808
900
#570A0A
950
#370606

Contrast Checker

Text on white

7.6:1

AA Pass AAA Pass

Text on black

2.76:1

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