#1D5EB0

#1D5EB0

Color Values

HEX

#1D5EB0

RGB

29, 94, 176

HSL

213.5, 71.7%, 40.2%

HSV

213.5, 83.5%, 69.0%

CMYK

83.5%, 46.6%, 0.0%, 31.0%

OKLCH

0.4879 0.1457 256.5

Properties

Cool Dark Nearest: NCS S 2065-B Pure Blue

Color Harmonies

Complementary

#1D5EB0

#B06F1D

Analogous

#1DA7B0

#261DB0

#1D5EB0

Triadic

#1D5EB0

#B01D5E

#5EB01D

Split Complementary

#1D5EB0

#B0261D

#A7B01D

Tetradic

#1D5EB0

#B01DA7

#B06F1D

#1DB026

Color Blindness Simulation

Original

#1D5EB0

Protanopia

#393A9C

Deuteranopia

#353097

Tritanopia

#208C89

Achromatopsia

#565656

CSS Usage

background-color: #1D5EB0;
color: #1D5EB0;
border-color: #1D5EB0;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F3F7FC
100
#E2ECF8
200
#C2D8F5
300
#96BDEE
400
#5D99E4
500
#2475DB
600
#1D5DAF
700
#174B8C
800
#123A6D
900
#112D50
950
#0B1C32

Contrast Checker

Text on white

6.4:1

AA Pass AAA Fail

Text on black

3.28:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

ม.ค. 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

ม.ค. 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

ม.ค. 15, 2026