#2D3143

#2D3143

Color Values

HEX

#2D3143

RGB

45, 49, 67

HSL

229.1, 19.6%, 22.0%

HSV

229.1, 32.8%, 26.3%

CMYK

32.8%, 26.9%, 0.0%, 73.7%

OKLCH

0.3173 0.0327 274.7

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#2D3143

#433F2D

Analogous

#2D3C43

#342D43

#2D3143

Triadic

#2D3143

#432D31

#31432D

Split Complementary

#2D3143

#43342D

#3C432D

Tetradic

#2D3143

#432D3C

#433F2D

#2D4334

Color Blindness Simulation

Original

#2D3143

Protanopia

#2F2F3F

Deuteranopia

#2E2E3E

Tritanopia

#2D3B3A

Achromatopsia

#313131

CSS Usage

background-color: #2D3143;
color: #2D3143;
border-color: #2D3143;
Nearest Tailwind: Slate 800 #1E293B

Tailwind Shades

50
#F6F7F9
100
#EAEBF0
200
#D4D7E2
300
#B6BACE
400
#8E95B3
500
#677098
600
#52597A
700
#424762
800
#33384C
900
#282B39
950
#191B24

Contrast Checker

Text on white

12.87:1

AA Pass AAA Pass

Text on black

1.63:1

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