#1B3D3C

#1B3D3C

Color Values

HEX

#1B3D3C

RGB

27, 61, 60

HSL

178.2, 38.6%, 17.3%

HSV

178.2, 55.7%, 23.9%

CMYK

55.7%, 0.0%, 1.6%, 76.1%

OKLCH

0.3343 0.0397 192.9

Properties

Cool Dark Nearest: RAL 6036 Pearl Opal Green

Color Harmonies

Complementary

#1B3D3C

#3D1B1C

Analogous

#1B3D2B

#1B2D3D

#1B3D3C

Triadic

#1B3D3C

#3C1B3D

#3D3C1B

Split Complementary

#1B3D3C

#3D1B2D

#3D2B1B

Tetradic

#1B3D3C

#2B1B3D

#3D1B1C

#2D3D1B

Color Blindness Simulation

Original

#1B3D3C

Protanopia

#2A2A3C

Deuteranopia

#28253C

Tritanopia

#1D3C3C

Achromatopsia

#363636

CSS Usage

background-color: #1B3D3C;
color: #1B3D3C;
border-color: #1B3D3C;
Nearest Tailwind: Teal 950 #042F2E

Tailwind Shades

50
#F5FAFA
100
#E7F3F3
200
#CEE9E8
300
#AAD9D8
400
#7CC5C3
500
#4EB1AE
600
#3F8D8B
700
#32716F
800
#275857
900
#204140
950
#142929

Contrast Checker

Text on white

11.8:1

AA Pass AAA Pass

Text on black

1.78:1

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