#305F7D

#305F7D

Color Values

HEX

#305F7D

RGB

48, 95, 125

HSL

203.4, 44.5%, 33.9%

HSV

203.4, 61.6%, 49.0%

CMYK

61.6%, 24.0%, 0.0%, 51.0%

OKLCH

0.4658 0.0709 238.8

Properties

Cool Dark Nearest: steelblue 4

Color Harmonies

Complementary

#305F7D

#7D4E30

Analogous

#307D74

#30387D

#305F7D

Triadic

#305F7D

#7D305F

#5F7D30

Split Complementary

#305F7D

#7D3038

#7D7430

Tetradic

#305F7D

#74307D

#7D4E30

#387D30

Color Blindness Simulation

Original

#305F7D

Protanopia

#444576

Deuteranopia

#423E74

Tritanopia

#32706F

Achromatopsia

#575757

CSS Usage

background-color: #305F7D;
color: #305F7D;
border-color: #305F7D;
Nearest Tailwind: Cyan 800 #155E75

Tailwind Shades

50
#F4F8FA
100
#E6EFF4
200
#CBDFEB
300
#A7C8DD
400
#77AACB
500
#478CB8
600
#397093
700
#2D5A76
800
#23465C
900
#1D3544
950
#12212B

Contrast Checker

Text on white

6.87:1

AA Pass AAA Fail

Text on black

3.06:1

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