#11252D

#11252D

Color Values

HEX

#11252D

RGB

17, 37, 45

HSL

197.1, 45.2%, 12.2%

HSV

197.1, 62.2%, 17.6%

CMYK

62.2%, 17.8%, 0.0%, 82.4%

OKLCH

0.2515 0.03 225.9

Properties

Cool Dark Nearest: RAL 7021 Black Grey

Color Harmonies

Complementary

#11252D

#2D1911

Analogous

#112D27

#11172D

#11252D

Triadic

#11252D

#2D1125

#252D11

Split Complementary

#11252D

#2D1117

#2D2711

Tetradic

#11252D

#27112D

#2D1911

#172D11

Color Blindness Simulation

Original

#11252D

Protanopia

#1A1A2B

Deuteranopia

#18172B

Tritanopia

#122A29

Achromatopsia

#212121

CSS Usage

background-color: #11252D;
color: #11252D;
border-color: #11252D;
Nearest Tailwind: Gray 800 #1F2937

Tailwind Shades

50
#F4F9FA
100
#E6F0F4
200
#CBE2EB
300
#A6CEDD
400
#76B3CB
500
#4698B9
600
#387A94
700
#2D6176
800
#234C5D
900
#1D3944
950
#12242B

Contrast Checker

Text on white

15.83:1

AA Pass AAA Pass

Text on black

1.33:1

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