#1F0811

#1F0811

Color Values

HEX

#1F0811

RGB

31, 8, 17

HSL

336.5, 59.0%, 7.6%

HSV

336.5, 74.2%, 12.2%

CMYK

0.0%, 74.2%, 45.2%, 87.8%

OKLCH

0.1771 0.0422 357.5

Properties

Warm Dark Nearest: RAL 5011 Steel Blue

Color Harmonies

Complementary

#1F0811

#081F16

Analogous

#1F081C

#1F0A08

#1F0811

Triadic

#1F0811

#111F08

#08111F

Split Complementary

#1F0811

#081F0A

#081C1F

Tetradic

#1F0811

#1C1F08

#081F16

#0A081F

Color Blindness Simulation

Original

#1F0811

Protanopia

#15150F

Deuteranopia

#16180E

Tritanopia

#1E0D0D

Achromatopsia

#0E0E0E

CSS Usage

background-color: #1F0811;
color: #1F0811;
border-color: #1F0811;
Nearest Tailwind: Stone 950 #0C0A09

Tailwind Shades

50
#FBF4F7
100
#F6E4EB
200
#F0C6D7
300
#E69EBA
400
#D86995
500
#CB346F
600
#A22A59
700
#822147
800
#651A38
900
#4A172B
950
#2F0E1B

Contrast Checker

Text on white

19.07:1

AA Pass AAA Pass

Text on black

1.1:1

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