#31455D

#31455D

Color Values

HEX

#31455D

RGB

49, 69, 93

HSL

212,7, 31,0%, 27,8%

HSV

212,7, 47,3%, 36,5%

CMYK

47,3%, 25,8%, 0,0%, 63,5%

OKLCH

0,3844 0,0484 253,5

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#31455D

#5D4931

Analogous

#315B5D

#33315D

#31455D

Triadic

#31455D

#5D3145

#455D31

Split Complementary

#31455D

#5D3331

#5B5D31

Tetradic

#31455D

#5D315B

#5D4931

#315D33

Color Blindness Simulation

Original

#31455D

Protanopia

#3A3A57

Deuteranopia

#383756

Tritanopia

#325352

Achromatopsia

#424242

CSS Usage

background-color: #31455D;
color: #31455D;
border-color: #31455D;
Nearest Tailwind: Slate 700 #334155

Tailwind Shades

50
#F5F7F9
100
#E8EDF2
200
#D0DAE6
300
#AFC0D5
400
#839EBE
500
#587CA7
600
#466386
700
#384F6B
800
#2C3E54
900
#232F3E
950
#161E27

Contrast Checker

Text on white

9,81:1

AA Pass AAA Pass

Text on black

2,14:1

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