#307BC6

#307BC6

Color Values

HEX

#307BC6

RGB

48, 123, 198

HSL

210,0, 61,0%, 48,2%

HSV

210,0, 75,8%, 77,6%

CMYK

75,8%, 37,9%, 0,0%, 22,4%

OKLCH

0,5736 0,1371 251,5

Properties

Cool Light Nearest: NCS S 1060-B Bright Blue

Color Harmonies

Complementary

#307BC6

#C67B30

Analogous

#30C6C6

#3030C6

#307BC6

Triadic

#307BC6

#C6307B

#7BC630

Split Complementary

#307BC6

#C63030

#C6C630

Tetradic

#307BC6

#C630C6

#C67B30

#30C630

Color Blindness Simulation

Original

#307BC6

Protanopia

#5051B4

Deuteranopia

#4C46B0

Tritanopia

#34A6A2

Achromatopsia

#707070

CSS Usage

background-color: #307BC6;
color: #307BC6;
border-color: #307BC6;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F3F7FB
100
#E4EDF6
200
#C6DBF1
300
#9CC2E7
400
#67A1DA
500
#3280CD
600
#2866A4
700
#205283
800
#194067
900
#16304B
950
#0E1F2F

Contrast Checker

Text on white

4,4:1

AA Fail AAA Fail

Text on black

4,77:1

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