#1C1F75

#1C1F75

Color Values

HEX

#1C1F75

RGB

28, 31, 117

HSL

238.0, 61.4%, 28.4%

HSV

238.0, 76.1%, 45.9%

CMYK

76.1%, 73.5%, 0.0%, 54.1%

OKLCH

0.3054 0.1428 272.6

Properties

Cool Dark Nearest: midnightblue

Color Harmonies

Complementary

#1C1F75

#75721C

Analogous

#1C4B75

#451C75

#1C1F75

Triadic

#1C1F75

#751C1F

#1F751C

Split Complementary

#1C1F75

#75451C

#4B751C

Tetradic

#1C1F75

#751C4B

#75721C

#1C7545

Color Blindness Simulation

Original

#1C1F75

Protanopia

#1D1D60

Deuteranopia

#1D1D5B

Tritanopia

#1C504C

Achromatopsia

#252525

CSS Usage

background-color: #1C1F75;
color: #1C1F75;
border-color: #1C1F75;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F3F4FB
100
#E4E4F6
200
#C5C7F1
300
#9C9FE7
400
#676BDB
500
#3136CE
600
#272CA5
700
#1F2384
800
#191B67
900
#16174B
950
#0E0F30

Contrast Checker

Text on white

13.98:1

AA Pass AAA Pass

Text on black

1.5:1

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