#1B641F

#1B641F

Color Values

HEX

#1B641F

RGB

27, 100, 31

HSL

123.3, 57.5%, 24.9%

HSV

123.3, 73.0%, 39.2%

CMYK

73.0%, 0.0%, 69.0%, 60.8%

OKLCH

0.4431 0.1249 143.9

Properties

Cool Dark Nearest: RAL 6001 Emerald Green

Color Harmonies

Complementary

#1B641F

#641B60

Analogous

#3B641B

#1B6444

#1B641F

Triadic

#1B641F

#1F1B64

#641F1B

Split Complementary

#1B641F

#441B64

#641B3B

Tetradic

#1B641F

#1B3B64

#641B60

#64441B

Color Blindness Simulation

Original

#1B641F

Protanopia

#3B3B30

Deuteranopia

#363134

Tritanopia

#1F3D40

Achromatopsia

#4F4F4F

CSS Usage

background-color: #1B641F;
color: #1B641F;
border-color: #1B641F;
Nearest Tailwind: Green 800 #166534

Tailwind Shades

50
#F4FBF4
100
#E4F6E5
200
#C7F0C9
300
#9FE5A2
400
#6AD770
500
#36C93E
600
#2BA132
700
#238128
800
#1B641F
900
#174A1A
950
#0F2E11

Contrast Checker

Text on white

7.27:1

AA Pass AAA Pass

Text on black

2.89:1

AA Fail AAA Fail

Related Articles

Color Questions

What Is Pantone? The Universal Color Language

Feb 20, 2026
Color Questions

What Is Metamerism? Why Colors Look Different Under Different Lights

Feb 20, 2026
Color Questions

What Is Luminance? Brightness in Color Science

Feb 20, 2026