#273F59

#273F59

Color Values

HEX

#273F59

RGB

39, 63, 89

HSL

211.2, 39.1%, 25.1%

HSV

211.2, 56.2%, 34.9%

CMYK

56.2%, 29.2%, 0.0%, 65.1%

OKLCH

0.3605 0.0544 251.4

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#273F59

#594127

Analogous

#275859

#282759

#273F59

Triadic

#273F59

#59273F

#3F5927

Split Complementary

#273F59

#592827

#585927

Tetradic

#273F59

#592758

#594127

#275928

Color Blindness Simulation

Original

#273F59

Protanopia

#313253

Deuteranopia

#302E51

Tritanopia

#284E4D

Achromatopsia

#3C3C3C

CSS Usage

background-color: #273F59;
color: #273F59;
border-color: #273F59;
Nearest Tailwind: Slate 700 #334155

Tailwind Shades

50
#F5F7FA
100
#E7EDF3
200
#CDDBE9
300
#AAC1DA
400
#7C9FC6
500
#4E7EB1
600
#3E648E
700
#325072
800
#273F59
900
#1F3041
950
#141E29

Contrast Checker

Text on white

10.82:1

AA Pass AAA Pass

Text on black

1.94:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026