#277FD8

#277FD8

Color Values

HEX

#277FD8

RGB

39, 127, 216

HSL

210.2, 69.4%, 50.0%

HSV

210.2, 81.9%, 84.7%

CMYK

81.9%, 41.2%, 0.0%, 15.3%

OKLCH

0.5913 0.1582 252.7

Properties

Cool Light Nearest: dodgerblue 3

Color Harmonies

Complementary

#277FD8

#D88027

Analogous

#27D7D8

#2827D8

#277FD8

Triadic

#277FD8

#D8277F

#7FD827

Split Complementary

#277FD8

#D82827

#D7D827

Tetradic

#277FD8

#D827D7

#D88027

#27D828

Color Blindness Simulation

Original

#277FD8

Protanopia

#4D4EC2

Deuteranopia

#4841BD

Tritanopia

#2BB1AE

Achromatopsia

#737373

CSS Usage

background-color: #277FD8;
color: #277FD8;
border-color: #277FD8;
Nearest Tailwind: Blue 400 #60A5FA

Tailwind Shades

50
#F3F7FC
100
#E3EDF8
200
#C3DBF4
300
#97C2EC
400
#5FA0E2
500
#277FD8
600
#1F66AD
700
#19518A
800
#143F6C
900
#12304F
950
#0B1E32

Contrast Checker

Text on white

4.11:1

AA Fail AAA Fail

Text on black

5.11:1

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