#030663

#030663

Color Values

HEX

#030663

RGB

3, 6, 99

HSL

238.1, 94.1%, 20.0%

HSV

238.1, 97.0%, 38.8%

CMYK

97.0%, 93.9%, 0.0%, 61.2%

OKLCH

0.2349 0.1503 265.6

Properties

Cool Dark Nearest: midnightblue

Color Harmonies

Complementary

#030663

#636003

Analogous

#033663

#300363

#030663

Triadic

#030663

#630306

#066303

Split Complementary

#030663

#633003

#366303

Tetradic

#030663

#630336

#636003

#036330

Color Blindness Simulation

Original

#030663

Protanopia

#04044D

Deuteranopia

#040447

Tritanopia

#033B37

Achromatopsia

#0C0C0C

CSS Usage

background-color: #030663;
color: #030663;
border-color: #030663;
Nearest Tailwind: Violet 950 #2E1065

Tailwind Shades

50
#F1F2FD
100
#DFE0FB
200
#BABCFD
300
#888CFB
400
#484DF9
500
#080FF7
600
#060CC6
700
#050A9E
800
#04087C
900
#070A59
950
#050639

Contrast Checker

Text on white

17.35:1

AA Pass AAA Pass

Text on black

1.21:1

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