#312C41

#312C41

Color Values

HEX

#312C41

RGB

49, 44, 65

HSL

254.3, 19.3%, 21.4%

HSV

254.3, 32.3%, 25.5%

CMYK

24.6%, 32.3%, 0.0%, 74.5%

OKLCH

0.3079 0.0377 295.0

Properties

Cool Dark Nearest: RAL 5003 Sapphire Blue

Color Harmonies

Complementary

#312C41

#3C412C

Analogous

#2C3241

#3C2C41

#312C41

Triadic

#312C41

#41312C

#2C4131

Split Complementary

#312C41

#413C2C

#32412C

Tetradic

#312C41

#412C32

#3C412C

#2C413C

Color Blindness Simulation

Original

#312C41

Protanopia

#2F2F3C

Deuteranopia

#2F303B

Tritanopia

#313837

Achromatopsia

#2F2F2F

CSS Usage

background-color: #312C41;
color: #312C41;
border-color: #312C41;
Nearest Tailwind: Slate 800 #1E293B

Tailwind Shades

50
#F7F6F9
100
#ECEAF0
200
#D8D4E2
300
#BCB6CE
400
#978EB3
500
#736798
600
#5C527A
700
#494261
800
#39334C
900
#2C2839
950
#1C1924

Contrast Checker

Text on white

13.4:1

AA Pass AAA Pass

Text on black

1.57:1

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