#305F87

#305F87

Color Values

HEX

#305F87

RGB

48, 95, 135

HSL

207.6, 47.5%, 35.9%

HSV

207.6, 64.4%, 52.9%

CMYK

64.4%, 29.6%, 0.0%, 47.1%

OKLCH

0.471 0.0831 246.4

Properties

Cool Dark Nearest: steelblue 4

Color Harmonies

Complementary

#305F87

#875830

Analogous

#308784

#303487

#305F87

Triadic

#305F87

#87305F

#5F8730

Split Complementary

#305F87

#873034

#878430

Tetradic

#305F87

#843087

#875830

#348730

Color Blindness Simulation

Original

#305F87

Protanopia

#44457D

Deuteranopia

#423E7B

Tritanopia

#327674

Achromatopsia

#585858

CSS Usage

background-color: #305F87;
color: #305F87;
border-color: #305F87;
Nearest Tailwind: Sky 800 #075985

Tailwind Shades

50
#F4F8FA
100
#E6EEF4
200
#CADDEC
300
#A5C4DF
400
#74A4CD
500
#4384BC
600
#366A96
700
#2B5578
800
#21425E
900
#1C3245
950
#12202C

Contrast Checker

Text on white

6.75:1

AA Pass AAA Fail

Text on black

3.11:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026