#3A285B

#3A285B

Color Values

HEX

#3A285B

RGB

58, 40, 91

HSL

261.2, 38.9%, 25.7%

HSV

261.2, 56.0%, 35.7%

CMYK

36.3%, 56.0%, 0.0%, 64.3%

OKLCH

0.3253 0.0884 297.6

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#3A285B

#495B28

Analogous

#28305B

#54285B

#3A285B

Triadic

#3A285B

#5B3A28

#285B3A

Split Complementary

#3A285B

#5B5428

#305B28

Tetradic

#3A285B

#5B2830

#495B28

#285B54

Color Blindness Simulation

Original

#3A285B

Protanopia

#32324F

Deuteranopia

#33354C

Tritanopia

#394543

Achromatopsia

#303030

CSS Usage

background-color: #3A285B;
color: #3A285B;
border-color: #3A285B;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F7F5FA
100
#EBE7F3
200
#D7CDE9
300
#BBAADA
400
#967CC5
500
#714EB1
600
#5A3E8E
700
#483271
800
#382759
900
#2B1F41
950
#1B1429

Contrast Checker

Text on white

12.85:1

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