#1F70C1

#1F70C1

Color Values

HEX

#1F70C1

RGB

31, 112, 193

HSL

210.0, 72.3%, 43.9%

HSV

210.0, 83.9%, 75.7%

CMYK

83.9%, 42.0%, 0.0%, 24.3%

OKLCH

0.5409 0.1471 252.7

Properties

Cool Dark Nearest: NCS S 1060-B Bright Blue

Color Harmonies

Complementary

#1F70C1

#C1701F

Analogous

#1FC1C1

#1F1FC1

#1F70C1

Triadic

#1F70C1

#C11F70

#70C11F

Split Complementary

#1F70C1

#C11F1F

#C1C11F

Tetradic

#1F70C1

#C11FC1

#C1701F

#1FC11F

Color Blindness Simulation

Original

#1F70C1

Protanopia

#4243AD

Deuteranopia

#3D37A9

Tritanopia

#239E9B

Achromatopsia

#656565

CSS Usage

background-color: #1F70C1;
color: #1F70C1;
border-color: #1F70C1;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F3F7FC
100
#E2EDF8
200
#C1DBF5
300
#96C2EE
400
#5CA1E5
500
#2380DC
600
#1C66B0
700
#17528D
800
#12406E
900
#113050
950
#0B1F33

Contrast Checker

Text on white

5.07:1

AA Pass AAA Fail

Text on black

4.15:1

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