#1D5BAF

#1D5BAF

Color Values

HEX

#1D5BAF

RGB

29, 91, 175

HSL

214.5, 71.6%, 40.0%

HSV

214.5, 83.4%, 68.6%

CMYK

83.4%, 48.0%, 0.0%, 31.4%

OKLCH

0.4804 0.148 257.5

Properties

Cool Dark Nearest: NCS S 2060-B Deep Blue

Color Harmonies

Complementary

#1D5BAF

#AF711D

Analogous

#1DA4AF

#281DAF

#1D5BAF

Triadic

#1D5BAF

#AF1D5B

#5BAF1D

Split Complementary

#1D5BAF

#AF281D

#A4AF1D

Tetradic

#1D5BAF

#AF1DA4

#AF711D

#1DAF28

Color Blindness Simulation

Original

#1D5BAF

Protanopia

#38389B

Deuteranopia

#343096

Tritanopia

#208B87

Achromatopsia

#545454

CSS Usage

background-color: #1D5BAF;
color: #1D5BAF;
border-color: #1D5BAF;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F3F7FC
100
#E2ECF8
200
#C2D7F5
300
#96BBEE
400
#5D97E4
500
#2472DB
600
#1D5BAF
700
#17498C
800
#12396D
900
#112C50
950
#0B1C32

Contrast Checker

Text on white

6.63:1

AA Pass AAA Fail

Text on black

3.17:1

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