#1D87EE

#1D87EE

Color Values

HEX

#1D87EE

RGB

29, 135, 238

HSL

209.6, 86.0%, 52.4%

HSV

209.6, 87.8%, 93.3%

CMYK

87.8%, 43.3%, 0.0%, 6.7%

OKLCH

0.6213 0.1791 253.0

Properties

Cool Light Nearest: dodgerblue 2

Color Harmonies

Complementary

#1D87EE

#EE841D

Analogous

#1DEEED

#1D1FEE

#1D87EE

Triadic

#1D87EE

#EE1D87

#87EE1D

Split Complementary

#1D87EE

#EE1D1F

#EEED1D

Tetradic

#1D87EE

#ED1DEE

#EE841D

#1FEE1D

Color Blindness Simulation

Original

#1D87EE

Protanopia

#4B4CD5

Deuteranopia

#453DCF

Tritanopia

#22C1BD

Achromatopsia

#787878

CSS Usage

background-color: #1D87EE;
color: #1D87EE;
border-color: #1D87EE;
Nearest Tailwind: Blue 500 #3B82F6

Tailwind Shades

50
#F2F7FD
100
#E0EDFA
200
#BDDCFA
300
#8DC3F6
400
#50A2F2
500
#1281ED
600
#0E67BE
700
#0B5398
800
#094077
900
#0B3156
950
#071F36

Contrast Checker

Text on white

3.65:1

AA Fail AAA Fail

Text on black

5.75:1

AA Pass 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