#307291

#307291

Color Values

HEX

#307291

RGB

48, 114, 145

HSL

199,2, 50,3%, 37,8%

HSV

199,2, 66,9%, 56,9%

CMYK

66,9%, 21,4%, 0,0%, 43,1%

OKLCH

0,5232 0,0823 231,7

Properties

Cool Dark Nearest: deepskyblue 4

Color Harmonies

Complementary

#307291

#914F30

Analogous

#30917F

#304191

#307291

Triadic

#307291

#913072

#729130

Split Complementary

#307291

#913041

#917F30

Tetradic

#307291

#7F3091

#914F30

#419130

Color Blindness Simulation

Original

#307291

Protanopia

#4D4D8A

Deuteranopia

#494488

Tritanopia

#338482

Achromatopsia

#666666

CSS Usage

background-color: #307291;
color: #307291;
border-color: #307291;
Nearest Tailwind: Cyan 700 #0E7490

Tailwind Shades

50
#F4F9FB
100
#E6F0F5
200
#C9E2ED
300
#A3CDE1
400
#71B2D0
500
#3F97C0
600
#337899
700
#29607B
800
#204B60
900
#1B3846
950
#11242C

Contrast Checker

Text on white

5,33:1

AA Pass AAA Fail

Text on black

3,94:1

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