#1B0D25

#1B0D25

Color Values

HEX

#1B0D25

RGB

27, 13, 37

HSL

275.0, 48.0%, 9.8%

HSV

275.0, 64.9%, 14.5%

CMYK

27.0%, 64.9%, 0.0%, 85.5%

OKLCH

0.1926 0.0499 309.4

Properties

Cool Dark Nearest: RAL 5003 Sapphire Blue

Color Harmonies

Complementary

#1B0D25

#17250D

Analogous

#0F0D25

#250D23

#1B0D25

Triadic

#1B0D25

#251B0D

#0D251B

Split Complementary

#1B0D25

#23250D

#0D250F

Tetradic

#1B0D25

#250F0D

#17250D

#0D2325

Color Blindness Simulation

Original

#1B0D25

Protanopia

#15151F

Deuteranopia

#16171E

Tritanopia

#1A1B1A

Achromatopsia

#121212

CSS Usage

background-color: #1B0D25;
color: #1B0D25;
border-color: #1B0D25;
Nearest Tailwind: Slate 900 #0F172A

Tailwind Shades

50
#F8F4FA
100
#EEE6F4
200
#DECAEC
300
#C7A4DF
400
#A873CE
500
#8A42BD
600
#6E3597
700
#582A79
800
#45215E
900
#341C45
950
#21112C

Contrast Checker

Text on white

18.57:1

AA Pass AAA Pass

Text on black

1.13:1

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