#1F252D

#1F252D

Color Values

HEX

#1F252D

RGB

31, 37, 45

HSL

214.3, 18.4%, 14.9%

HSV

214.3, 31.1%, 17.6%

CMYK

31.1%, 17.8%, 0.0%, 82.4%

OKLCH

0.2621 0.0174 255.7

Properties

Cool Dark Nearest: RAL 5008 Grey Blue

Color Harmonies

Complementary

#1F252D

#2D271F

Analogous

#1F2C2D

#201F2D

#1F252D

Triadic

#1F252D

#2D1F25

#252D1F

Split Complementary

#1F252D

#2D201F

#2C2D1F

Tetradic

#1F252D

#2D1F2C

#2D271F

#1F2D20

Color Blindness Simulation

Original

#1F252D

Protanopia

#22222B

Deuteranopia

#21212B

Tritanopia

#1F2A29

Achromatopsia

#242424

CSS Usage

background-color: #1F252D;
color: #1F252D;
border-color: #1F252D;
Nearest Tailwind: Zinc 800 #27272A

Tailwind Shades

50
#F6F7F9
100
#EAEDF0
200
#D5DAE2
300
#B7C0CD
400
#8F9EB2
500
#687C97
600
#536379
700
#434F61
800
#343E4B
900
#282F38
950
#1A1E24

Contrast Checker

Text on white

15.43:1

AA Pass AAA Pass

Text on black

1.36:1

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