#285271

#285271

Color Values

HEX

#285271

RGB

40, 82, 113

HSL

205.5, 47.7%, 30.0%

HSV

205.5, 64.6%, 44.3%

CMYK

64.6%, 27.4%, 0.0%, 55.7%

OKLCH

0.4229 0.07 242.8

Properties

Cool Dark Nearest: RAL 5000 Violet Blue

Color Harmonies

Complementary

#285271

#714728

Analogous

#28716C

#282D71

#285271

Triadic

#285271

#712852

#527128

Split Complementary

#285271

#71282D

#716C28

Tetradic

#285271

#6C2871

#714728

#2D7128

Color Blindness Simulation

Original

#285271

Protanopia

#3A3B6A

Deuteranopia

#383568

Tritanopia

#2A6462

Achromatopsia

#4B4B4B

CSS Usage

background-color: #285271;
color: #285271;
border-color: #285271;
Nearest Tailwind: Sky 900 #0C4A6E

Tailwind Shades

50
#F4F8FA
100
#E6EEF4
200
#CADEEC
300
#A5C6DF
400
#74A7CE
500
#4389BC
600
#356D97
700
#2B5779
800
#21445E
900
#1C3445
950
#11212C

Contrast Checker

Text on white

8.28:1

AA Pass AAA Pass

Text on black

2.54:1

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