#305C7B

#305C7B

Color Values

HEX

#305C7B

RGB

48, 92, 123

HSL

204.8, 43.9%, 33.5%

HSV

204.8, 61.0%, 48.2%

CMYK

61.0%, 25.2%, 0.0%, 51.8%

OKLCH

0.4572 0.0705 241.3

Properties

Cool Dark Nearest: steelblue 4

Color Harmonies

Complementary

#305C7B

#7B4F30

Analogous

#307B74

#30367B

#305C7B

Triadic

#305C7B

#7B305C

#5C7B30

Split Complementary

#305C7B

#7B3036

#7B7430

Tetradic

#305C7B

#74307B

#7B4F30

#367B30

Color Blindness Simulation

Original

#305C7B

Protanopia

#434374

Deuteranopia

#403D72

Tritanopia

#326E6C

Achromatopsia

#555555

CSS Usage

background-color: #305C7B;
color: #305C7B;
border-color: #305C7B;
Nearest Tailwind: Cyan 800 #155E75

Tailwind Shades

50
#F4F8FA
100
#E6EEF4
200
#CCDEEB
300
#A7C6DD
400
#77A8CA
500
#4889B7
600
#396E93
700
#2E5875
800
#24455C
900
#1D3444
950
#13212B

Contrast Checker

Text on white

7.14:1

AA Pass AAA Pass

Text on black

2.94:1

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