#045DFB

#045DFB

Color Values

HEX

#045DFB

RGB

4, 93, 251

HSL

218,4, 96,9%, 50,0%

HSV

218,4, 98,4%, 98,4%

CMYK

98,4%, 62,9%, 0,0%, 1,6%

OKLCH

0,5437 0,2459 261,9

Properties

Cool Dark Nearest: royalblue 1

Color Harmonies

Complementary

#045DFB

#FBA204

Analogous

#04D8FB

#2704FB

#045DFB

Triadic

#045DFB

#FB045D

#5DFB04

Split Complementary

#045DFB

#FB2704

#D8FB04

Tetradic

#045DFB

#FB04D8

#FBA204

#04FB27

Color Blindness Simulation

Original

#045DFB

Protanopia

#2B2BD5

Deuteranopia

#251FCC

Tritanopia

#08B7B0

Achromatopsia

#555555

CSS Usage

background-color: #045DFB;
color: #045DFB;
border-color: #045DFB;
Nearest Tailwind: Blue 700 #1D4ED8

Tailwind Shades

50
#F1F6FE
100
#DEE9FC
200
#B9D2FE
300
#86B1FD
400
#4587FC
500
#045DFB
600
#034AC9
700
#033BA1
800
#022E7E
900
#06255B
950
#041739

Contrast Checker

Text on white

5,3:1

AA Pass AAA Fail

Text on black

3,96:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Şub 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Şub 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Şub 19, 2026