#307078

#307078

Color Values

HEX

#307078

RGB

48, 112, 120

HSL

186.7, 42.9%, 32.9%

HSV

186.7, 60.0%, 47.1%

CMYK

60.0%, 6.7%, 0.0%, 52.9%

OKLCH

0.5071 0.066 206.4

Properties

Cool Dark Nearest: RAL 5021 Water Blue

Color Harmonies

Complementary

#307078

#783830

Analogous

#30785C

#304C78

#307078

Triadic

#307078

#783070

#707830

Split Complementary

#307078

#78304C

#785C30

Tetradic

#307078

#5C3078

#783830

#4C7830

Color Blindness Simulation

Original

#307078

Protanopia

#4C4C76

Deuteranopia

#484376

Tritanopia

#337574

Achromatopsia

#636363

CSS Usage

background-color: #307078;
color: #307078;
border-color: #307078;
Nearest Tailwind: Cyan 800 #155E75

Tailwind Shades

50
#F5FAFA
100
#E7F2F4
200
#CCE7EB
300
#A8D6DC
400
#78C0C9
500
#49AAB6
600
#3A8892
700
#2F6D75
800
#24555B
900
#1E3F43
950
#13282A

Contrast Checker

Text on white

5.65:1

AA Pass AAA Fail

Text on black

3.71:1

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