#12457F

#12457F

Color Values

HEX

#12457F

RGB

18, 69, 127

HSL

211.9, 75.2%, 28.4%

HSV

211.9, 85.8%, 49.8%

CMYK

85.8%, 45.7%, 0.0%, 50.2%

OKLCH

0.3913 0.1112 254.8

Properties

Cool Dark Nearest: dodgerblue 4

Color Harmonies

Complementary

#12457F

#7F4C12

Analogous

#127B7F

#15127F

#12457F

Triadic

#12457F

#7F1245

#457F12

Split Complementary

#12457F

#7F1512

#7B7F12

Tetradic

#12457F

#7F127B

#7F4C12

#127F15

Color Blindness Simulation

Original

#12457F

Protanopia

#282971

Deuteranopia

#25216E

Tritanopia

#156663

Achromatopsia

#3E3E3E

CSS Usage

background-color: #12457F;
color: #12457F;
border-color: #12457F;
Nearest Tailwind: Sky 800 #075985

Tailwind Shades

50
#F2F7FC
100
#E2ECF9
200
#C0DAF6
300
#94BFF0
400
#5A9CE8
500
#2079DF
600
#1961B3
700
#144E8F
800
#103D70
900
#102E51
950
#0A1D33

Contrast Checker

Text on white

9.62:1

AA Pass AAA Pass

Text on black

2.18:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026