#256497

#256497

Color Values

HEX

#256497

RGB

37, 100, 151

HSL

206.8, 60.6%, 36.9%

HSV

206.8, 75.5%, 59.2%

CMYK

75.5%, 33.8%, 0.0%, 40.8%

OKLCH

0.4881 0.1038 246.7

Properties

Cool Dark Nearest: RAL 5019 Capri Blue

Color Harmonies

Complementary

#256497

#975825

Analogous

#259791

#252B97

#256497

Triadic

#256497

#972564

#649725

Split Complementary

#256497

#97252B

#979125

Tetradic

#256497

#912597

#975825

#2B9725

Color Blindness Simulation

Original

#256497

Protanopia

#40418B

Deuteranopia

#3D3888

Tritanopia

#28817F

Achromatopsia

#5A5A5A

CSS Usage

background-color: #256497;
color: #256497;
border-color: #256497;
Nearest Tailwind: Sky 700 #0369A1

Tailwind Shades

50
#F3F8FB
100
#E4EEF6
200
#C6DEF1
300
#9DC6E7
400
#67A7DA
500
#3288CD
600
#286DA4
700
#205783
800
#194466
900
#16334B
950
#0E202F

Contrast Checker

Text on white

6.27:1

AA Pass AAA Fail

Text on black

3.35:1

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