#2B5579

#2B5579

Color Values

HEX

#2B5579

RGB

43, 85, 121

HSL

207.7, 47.6%, 32.2%

HSV

207.7, 64.5%, 47.5%

CMYK

64.5%, 29.8%, 0.0%, 52.5%

OKLCH

0.4363 0.0761 246.5

Properties

Cool Dark Nearest: RAL 5000 Violet Blue

Color Harmonies

Complementary

#2B5579

#794F2B

Analogous

#2B7976

#2B2E79

#2B5579

Triadic

#2B5579

#792B55

#55792B

Split Complementary

#2B5579

#792B2E

#79762B

Tetradic

#2B5579

#762B79

#794F2B

#2E792B

Color Blindness Simulation

Original

#2B5579

Protanopia

#3D3E70

Deuteranopia

#3B386E

Tritanopia

#2D6968

Achromatopsia

#4F4F4F

CSS Usage

background-color: #2B5579;
color: #2B5579;
border-color: #2B5579;
Nearest Tailwind: Sky 900 #0C4A6E

Tailwind Shades

50
#F4F8FA
100
#E6EEF4
200
#CADDEC
300
#A5C4DF
400
#74A4CE
500
#4384BC
600
#356A97
700
#2B5578
800
#21425E
900
#1C3245
950
#11202C

Contrast Checker

Text on white

7.84:1

AA Pass AAA Pass

Text on black

2.68:1

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