#313889

#313889

Color Values

HEX

#313889

RGB

49, 56, 137

HSL

235.2, 47.3%, 36.5%

HSV

235.2, 64.2%, 53.7%

CMYK

64.2%, 59.1%, 0.0%, 46.3%

OKLCH

0.3847 0.1334 274.5

Properties

Cool Dark Nearest: slateblue 4

Color Harmonies

Complementary

#313889

#898231

Analogous

#316489

#563189

#313889

Triadic

#313889

#893138

#388931

Split Complementary

#313889

#895631

#648931

Tetradic

#313889

#893164

#898231

#318956

Color Blindness Simulation

Original

#313889

Protanopia

#343475

Deuteranopia

#343371

Tritanopia

#316663

Achromatopsia

#3C3C3C

CSS Usage

background-color: #313889;
color: #313889;
border-color: #313889;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F4F5FA
100
#E6E7F4
200
#CACDEC
300
#A5A9DF
400
#747BCD
500
#434DBC
600
#363D96
700
#2B3178
800
#22265E
900
#1C1F45
950
#12142C

Contrast Checker

Text on white

10.21:1

AA Pass AAA Pass

Text on black

2.06:1

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