#120631

#120631

Color Values

HEX

#120631

RGB

18, 6, 49

HSL

256.7, 78.2%, 10.8%

HSV

256.7, 87.8%, 19.2%

CMYK

63.3%, 87.8%, 0.0%, 80.8%

OKLCH

0.1777 0.0799 288.7

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#120631

#253106

Analogous

#061031

#280631

#120631

Triadic

#120631

#311206

#063112

Split Complementary

#120631

#312806

#103106

Tetradic

#120631

#310610

#253106

#063128

Color Blindness Simulation

Original

#120631

Protanopia

#0D0D27

Deuteranopia

#0E0E24

Tritanopia

#111E1D

Achromatopsia

#0C0C0C

CSS Usage

background-color: #120631;
color: #120631;
border-color: #120631;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F5F2FC
100
#E8E1F9
200
#CFBFF7
300
#AD92F2
400
#8057EA
500
#531CE3
600
#4316B6
700
#351291
800
#2A0E72
900
#210E53
950
#150934

Contrast Checker

Text on white

19.16:1

AA Pass AAA Pass

Text on black

1.1:1

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