#1D4577

#1D4577

Color Values

HEX

#1D4577

RGB

29, 69, 119

HSL

213.3, 60.8%, 29.0%

HSV

213.3, 75.6%, 46.7%

CMYK

75.6%, 42.0%, 0.0%, 53.3%

OKLCH

0.3892 0.0963 255.4

Properties

Cool Dark Nearest: Midnight Blue

Color Harmonies

Complementary

#1D4577

#774F1D

Analogous

#1D7277

#221D77

#1D4577

Triadic

#1D4577

#771D45

#45771D

Split Complementary

#1D4577

#77221D

#72771D

Tetradic

#1D4577

#771D72

#774F1D

#1D7722

Color Blindness Simulation

Original

#1D4577

Protanopia

#2E2F6B

Deuteranopia

#2C2968

Tritanopia

#1F615F

Achromatopsia

#404040

CSS Usage

background-color: #1D4577;
color: #1D4577;
border-color: #1D4577;
Nearest Tailwind: Sky 900 #0C4A6E

Tailwind Shades

50
#F3F7FB
100
#E4ECF6
200
#C6D9F1
300
#9DBEE7
400
#679ADA
500
#3277CD
600
#285FA4
700
#204C83
800
#193B67
900
#162E4B
950
#0E1D2F

Contrast Checker

Text on white

9.68:1

AA Pass AAA Pass

Text on black

2.17:1

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