#257FCE

#257FCE

Color Values

HEX

#257FCE

RGB

37, 127, 206

HSL

208.0, 69.5%, 47.6%

HSV

208.0, 82.0%, 80.8%

CMYK

82.0%, 38.3%, 0.0%, 19.2%

OKLCH

0.5847 0.1462 249.8

Properties

Cool Light Nearest: NCS S 1060-B Bright Blue

Color Harmonies

Complementary

#257FCE

#CE7425

Analogous

#25CEC8

#252BCE

#257FCE

Triadic

#257FCE

#CE257F

#7FCE25

Split Complementary

#257FCE

#CE252B

#CEC825

Tetradic

#257FCE

#C825CE

#CE7425

#2BCE25

Color Blindness Simulation

Original

#257FCE

Protanopia

#4C4DBB

Deuteranopia

#4740B6

Tritanopia

#2AACA8

Achromatopsia

#727272

CSS Usage

background-color: #257FCE;
color: #257FCE;
border-color: #257FCE;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F3F8FC
100
#E3EEF8
200
#C2DDF4
300
#97C5EC
400
#5FA5E2
500
#2785D8
600
#1F6BAD
700
#19558A
800
#13436C
900
#12324F
950
#0B2032

Contrast Checker

Text on white

4.2:1

AA Fail AAA Fail

Text on black

5.01:1

AA Pass AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026