#1A00B4

Color Details

HEX
#1A00B4
RGB
rgb(26, 0, 180)
HSL
hsl(249, 100%, 35%)
CMYK
cmyk(86%, 100%, 0%, 29%)
Best text on this color #FFFFFF (CR 12.33:1) Determined by WCAG contrast ratio

Readability Previews

Black on #1a00b4
Contrast 1.70:1 Fail
White on #1a00b4
Contrast 12.33:1 AAA
#1a00b4 on Black
Contrast 1.70:1 Fail
#1a00b4 on White
Contrast 12.33:1 AAA

Tints & Shades

#4833c3
#7666d2
#a399e1
#150090
#10006c
#0a0048

Complement & Analogous

#98b300
#7400b3
#003eb3

Triadic

#b31b00
#00b31b

Monochrome

#0a0048 #10006c #1a00b4 #7666d2 #a399e1 #d1ccf0

Analogous

#003eb3 #4d78ca #1a00b4 #9033c2 #7400b3 #5d008f

Complementary Mix

#10006c #1a00b4 #7666d2 #98b300 #bcce59 #637400

Nearby Colors

#1a00b3
#1a00b5
#1a00a4
#1a00c4

Embed #1A00B4 swatch

Embed this swatch

Use this HTML on your site (free with a link):

Open image

About #1A00B4

#1A00B4 converts to RGB(26, 0, 180) and HSL(249, 100%, 35%). 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).

#1A00B4 FAQs

What is the RGB value of #1A00B4?
RGB: 26, 0, 180. Copy as CSS: rgb(26, 0, 180)
Is #1A00B4 a web-safe color?
No — not in the 216-color “web-safe” palette.
What is the complementary color of #1A00B4?
Complement: #98b300.
Does #1A00B4 have good contrast on white or black?
On white: 12.33:1 (AAA (normal text)). On black: 1.70:1 (Fails AA).