#1B3337

#1B3337

Color Values

HEX

#1B3337

RGB

27, 51, 55

HSL

188.6, 34.1%, 16.1%

HSV

188.6, 50.9%, 21.6%

CMYK

50.9%, 7.3%, 0.0%, 78.4%

OKLCH

0.3033 0.0308 209.2

Properties

Cool Dark Nearest: RAL 5001 Green Blue

Color Harmonies

Complementary

#1B3337

#371F1B

Analogous

#1B372D

#1B2537

#1B3337

Triadic

#1B3337

#371B33

#33371B

Split Complementary

#1B3337

#371B25

#372D1B

Tetradic

#1B3337

#2D1B37

#371F1B

#25371B

Color Blindness Simulation

Original

#1B3337

Protanopia

#252636

Deuteranopia

#242236

Tritanopia

#1C3535

Achromatopsia

#2E2E2E

CSS Usage

background-color: #1B3337;
color: #1B3337;
border-color: #1B3337;
Nearest Tailwind: Teal 950 #042F2E

Tailwind Shades

50
#F5F9FA
100
#E8F1F2
200
#CFE4E7
300
#ADD1D7
400
#80B8C1
500
#549FAB
600
#437F89
700
#36656D
800
#2A4F55
900
#223B3F
950
#152528

Contrast Checker

Text on white

13.33:1

AA Pass AAA Pass

Text on black

1.58:1

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