#1281ff

Color #1281ff

A vivid, highly saturated medium blue.

Closest named color Royal Blue #4169e1 · ΔE 11.68 Nearest Tailwind class blue-500 #2b7fff · ΔE 1.6

Open in Palette generator Color wheel Color mixer Contrast checker Blindness simulator Gradient

Conversions

HEX

#1281ff

RGB

rgb(18, 129, 255)

HSL

hsl(211.9, 100%, 53.5%)

HSV / HSB

hsv(211.9, 92.9%, 100%)

CMYK

cmyk(92.9%, 49.4%, 0%, 0%)

LAB

lab(55.12, 18.62, -70.26)

LCH

lch(55.12, 72.69, 284.84)

OKLCH

oklch(61.9%, 0.2083, 256.59)

HWB

hwb(211.9, 7.1%, 0%)

Harmony colors

Complementary

#ff9012

Analogous

#12f7ff

#1281ff

#1912ff

Triadic

#1281ff

#ff1281

#81ff12

Split-complementary

#1281ff

#ff1912

#f7ff12

Tetradic

#1281ff

#9012ff

#ff9012

#81ff12

Square

#1281ff

#ff12f7

#ff9012

#12ff19

Shades

Color #1281ff mixed toward black.

#006ae3

#0055b6

#004088

#002b5b

#00152d

Tints

Color #1281ff mixed toward white.

#3996ff

#61abff

#88c0ff

#b0d5ff

#d7eaff

Tones

Color #1281ff mixed toward gray.

#2682eb

#3983d7

#4d85c4

#6186b0

#75879c

Accessibility

Aa White text on this color

3.74:1

Aa Black text on this color

5.61:1

Black text reads better on this background (5.61:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#5859e9 · ΔE 16

Deuteranopia

#534be3 · ΔE 19.8

Tritanopia

#23d5d0 · ΔE 38.7

Achromatopsia

#848484 · ΔE 27.6

Left half is the original, right half is the simulated appearance. See all 8 vision types →

Code

CSS

background-color: #1281ff;

Tailwind (arbitrary value)

bg-[#1281ff]

Related colors

Light Slate Gray #778899

Slate Gray #708090

Light Steel Blue #b0c4de

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Steel Blue #4682b4

Frequently asked questions

#1281ff (#1281ff) is rgb(18, 129, 255) in RGB.

No, #1281ff is not web-safe. The nearest web-safe colors are among its tones and shades below.

Related tools

Colors

HEX to RGB Converter

Convert any HEX color code to its RGB and HSL equivalents, live, with copy-to-clipboard values.

Try it → Accessibility

Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

Try it → Generators

Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

Try it →

Build something with this color

Generate a full palette from #1281ff, or check how it holds up for accessibility.

Generate a palette → Check contrast