#253340

#253340

Color Values

HEX

#253340

RGB

37, 51, 64

HSL

208.9, 26.7%, 19.8%

HSV

208.9, 42.2%, 25.1%

CMYK

42.2%, 20.3%, 0.0%, 74.9%

OKLCH

0.3143 0.03 246.9

Properties

Cool Dark Nearest: RAL 7026 Granite Grey

Color Harmonies

Complementary

#253340

#403225

Analogous

#25403F

#252640

#253340

Triadic

#253340

#402533

#334025

Split Complementary

#253340

#402526

#403F25

Tetradic

#253340

#3F2540

#403225

#264025

Color Blindness Simulation

Original

#253340

Protanopia

#2B2B3D

Deuteranopia

#2A293C

Tritanopia

#263A3A

Achromatopsia

#313131

CSS Usage

background-color: #253340;
color: #253340;
border-color: #253340;
Nearest Tailwind: Gray 800 #1F2937

Tailwind Shades

50
#F6F7F9
100
#E9EDF1
200
#D2DCE5
300
#B1C2D2
400
#87A2BA
500
#5D81A2
600
#4B6781
700
#3C5267
800
#2F4051
900
#25313C
950
#171F26

Contrast Checker

Text on white

12.91:1

AA Pass AAA Pass

Text on black

1.63:1

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