#1271D1

#1271D1

Color Values

HEX

#1271D1

RGB

18, 113, 209

HSL

210.2, 84.1%, 44.5%

HSV

210.2, 91.4%, 82.0%

CMYK

91.4%, 45.9%, 0.0%, 18.0%

OKLCH

0.5517 0.1688 254.3

Properties

Cool Dark Nearest: Navy Blue

Color Harmonies

Complementary

#1271D1

#D17212

Analogous

#12D0D1

#1312D1

#1271D1

Triadic

#1271D1

#D11271

#71D112

Split Complementary

#1271D1

#D11312

#D0D112

Tetradic

#1271D1

#D112D0

#D17212

#12D113

Color Blindness Simulation

Original

#1271D1

Protanopia

#3B3CBA

Deuteranopia

#362EB4

Tritanopia

#17A7A3

Achromatopsia

#646464

CSS Usage

background-color: #1271D1;
color: #1271D1;
border-color: #1271D1;
Nearest Tailwind: Blue 500 #3B82F6

Tailwind Shades

50
#F2F7FD
100
#E0EDFA
200
#BDDBF9
300
#8EC1F5
400
#51A0F0
500
#147FEB
600
#1065BC
700
#0D5196
800
#0A3F75
900
#0C3055
950
#071E36

Contrast Checker

Text on white

4.87:1

AA Pass AAA Fail

Text on black

4.31:1

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