#1D63BC

#1D63BC

Color Values

HEX

#1D63BC

RGB

29, 99, 188

HSL

213.6, 73.3%, 42.5%

HSV

213.6, 84.6%, 73.7%

CMYK

84.6%, 47.3%, 0.0%, 26.3%

OKLCH

0.5077 0.1558 256.8

Properties

Cool Dark Nearest: Denim

Color Harmonies

Complementary

#1D63BC

#BC761D

Analogous

#1DB2BC

#261DBC

#1D63BC

Triadic

#1D63BC

#BC1D63

#63BC1D

Split Complementary

#1D63BC

#BC261D

#B2BC1D

Tetradic

#1D63BC

#BC1DB2

#BC761D

#1DBC26

Color Blindness Simulation

Original

#1D63BC

Protanopia

#3B3CA6

Deuteranopia

#3732A1

Tritanopia

#209592

Achromatopsia

#5B5B5B

CSS Usage

background-color: #1D63BC;
color: #1D63BC;
border-color: #1D63BC;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F3F7FC
100
#E2ECF8
200
#C1D8F5
300
#95BCEF
400
#5B98E6
500
#2274DD
600
#1B5DB1
700
#164A8D
800
#113A6E
900
#102D50
950
#0A1C33

Contrast Checker

Text on white

5.89:1

AA Pass AAA Fail

Text on black

3.56:1

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