#A11F10

#A11F10

Color Values

HEX

#A11F10

RGB

161, 31, 16

HSL

6.2, 81.9%, 34.7%

HSV

6.2, 90.1%, 63.1%

CMYK

0.0%, 80.7%, 90.1%, 36.9%

OKLCH

0.4611 0.1676 30.6

Properties

Warm Dark Nearest: RAL 3013 Tomato Red

Color Harmonies

Complementary

#A11F10

#1092A1

Analogous

#A1104A

#A16710

#A11F10

Triadic

#A11F10

#10A11F

#1F10A1

Split Complementary

#A11F10

#10A167

#104AA1

Tetradic

#A11F10

#4AA110

#1092A1

#6710A1

Color Blindness Simulation

Original

#A11F10

Protanopia

#696814

Deuteranopia

#707A14

Tritanopia

#9A1617

Achromatopsia

#3A3A3A

CSS Usage

background-color: #A11F10;
color: #A11F10;
border-color: #A11F10;
Nearest Tailwind: Red 800 #991B1B

Tailwind Shades

50
#FDF3F2
100
#FAE3E1
200
#F9C4BE
300
#F49A90
400
#EE6353
500
#E82D17
600
#BA2412
700
#941D0F
800
#74160C
900
#54140D
950
#350D08

Contrast Checker

Text on white

7.72:1

AA Pass AAA Pass

Text on black

2.72:1

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