#313E43

#313E43

Color Values

HEX

#313E43

RGB

49, 62, 67

HSL

196.7, 15.5%, 22.7%

HSV

196.7, 26.9%, 26.3%

CMYK

26.9%, 7.5%, 0.0%, 73.7%

OKLCH

0.3542 0.0191 223.2

Properties

Cool Dark Nearest: RAL 6012 Black Green

Color Harmonies

Complementary

#313E43

#433631

Analogous

#31433F

#313543

#313E43

Triadic

#313E43

#43313E

#3E4331

Split Complementary

#313E43

#433135

#433F31

Tetradic

#313E43

#3F3143

#433631

#354331

Color Blindness Simulation

Original

#313E43

Protanopia

#373742

Deuteranopia

#363542

Tritanopia

#324141

Achromatopsia

#3C3C3C

CSS Usage

background-color: #313E43;
color: #313E43;
border-color: #313E43;
Nearest Tailwind: Zinc 700 #3F3F46

Tailwind Shades

50
#F6F8F8
100
#EBEEF0
200
#D6DEE1
300
#B8C6CB
400
#92A7AF
500
#6C8893
600
#566D76
700
#45575E
800
#36444A
900
#2A3337
950
#1A2023

Contrast Checker

Text on white

11.05:1

AA Pass AAA Pass

Text on black

1.9:1

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