#12656F

#12656F

Color Values

HEX

#12656F

RGB

18, 101, 111

HSL

186,5, 72,1%, 25,3%

HSV

186,5, 83,8%, 43,5%

CMYK

83,8%, 9,0%, 0,0%, 56,5%

OKLCH

0,4655 0,0747 207,5

Properties

Cool Dark Nearest: RAL 5021 Water Blue

Color Harmonies

Complementary

#12656F

#6F1C12

Analogous

#126F4B

#12366F

#12656F

Triadic

#12656F

#6F1265

#656F12

Split Complementary

#12656F

#6F1236

#6F4B12

Tetradic

#12656F

#4B126F

#6F1C12

#366F12

Color Blindness Simulation

Original

#12656F

Protanopia

#36376D

Deuteranopia

#312B6C

Tritanopia

#166B6A

Achromatopsia

#545454

CSS Usage

background-color: #12656F;
color: #12656F;
border-color: #12656F;
Nearest Tailwind: Cyan 800 #155E75

Tailwind Shades

50
#F3FBFC
100
#E2F6F8
200
#C2EFF5
300
#96E4EE
400
#5DD6E5
500
#24C8DB
600
#1CA0B0
700
#17808C
800
#12646E
900
#114950
950
#0B2E32

Contrast Checker

Text on white

6,74:1

AA Pass AAA Fail

Text on black

3,12:1

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