#1B51F1

Color Details

HEX
#1B51F1
RGB
rgb(27, 81, 241)
HSL
hsl(225, 88%, 53%)
CMYK
cmyk(89%, 66%, 0%, 5%)
Best text on this color #FFFFFF (CR 6.01:1) Determined by WCAG contrast ratio

Readability Previews

Black on #1b51f1
Contrast 3.49:1 Fail
White on #1b51f1
Contrast 6.01:1 AA
#1b51f1 on Black
Contrast 3.49:1 Fail
#1b51f1 on White
Contrast 6.01:1 AA

Tints & Shades

#4974f4
#7697f7
#a4b9f9
#1641c1
#103191
#0b2060

Complement & Analogous

#f1bc1e
#521ef1
#1ebcf1

Triadic

#f11e52
#52f11e

Monochrome

#0b2060 #103191 #1b51f1 #7697f7 #a4b9f9 #d1dcfc

Analogous

#1ebcf1 #62d0f5 #1b51f1 #754bf4 #521ef1 #4218c1

Complementary Mix

#103191 #1b51f1 #7697f7 #f1bc1e #f6d36d #9d7a14

Nearby Colors

#1b51f0
#1b51f2
#1b51e1
#1b5201

Embed #1B51F1 swatch

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About #1B51F1

#1B51F1 converts to RGB(27, 81, 241) and HSL(225, 88%, 53%). This page provides quick readability checks, related hues (complementary and analogous), and ready-made palettes so you can drop the color into UI components, images, or CSS immediately.

Tip: Use the “Best text” chip above as a safe default foreground on this color (chosen by contrast ratio).

#1B51F1 FAQs

What is the RGB value of #1B51F1?
RGB: 27, 81, 241. Copy as CSS: rgb(27, 81, 241)
Is #1B51F1 a web-safe color?
No — not in the 216-color “web-safe” palette.
What is the complementary color of #1B51F1?
Complement: #f1bc1e.
Does #1B51F1 have good contrast on white or black?
On white: 6.01:1 (AA (normal text)). On black: 3.49:1 (AA (large text)).