#12477A

#12477A

Color Values

HEX

#12477A

RGB

18, 71, 122

HSL

209.4, 74.3%, 27.5%

HSV

209.4, 85.2%, 47.8%

CMYK

85.2%, 41.8%, 0.0%, 52.2%

OKLCH

0.3927 0.1018 251.6

Properties

Cool Dark Nearest: Midnight Blue

Color Harmonies

Complementary

#12477A

#7A4512

Analogous

#127A79

#12137A

#12477A

Triadic

#12477A

#7A1247

#477A12

Split Complementary

#12477A

#7A1213

#7A7912

Tetradic

#12477A

#79127A

#7A4512

#137A12

Color Blindness Simulation

Original

#12477A

Protanopia

#29296E

Deuteranopia

#26226B

Tritanopia

#156462

Achromatopsia

#3F3F3F

CSS Usage

background-color: #12477A;
color: #12477A;
border-color: #12477A;
Nearest Tailwind: Sky 800 #075985

Tailwind Shades

50
#F3F7FC
100
#E2EDF8
200
#C1DCF6
300
#94C3EF
400
#5BA2E7
500
#2181DE
600
#1A68B2
700
#15538E
800
#10416F
900
#103151
950
#0A1F33

Contrast Checker

Text on white

9.51:1

AA Pass AAA Pass

Text on black

2.21:1

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