#125ed3

Color #125ed3

A vivid, highly saturated medium blue.

Closest named color Royal Blue #4169e1 · ΔE 5.87 Nearest Tailwind class blue-600 #155dfc · ΔE 5.6

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

Conversions

HEX

#125ed3

RGB

rgb(18, 94, 211)

HSL

hsl(216.4, 84.3%, 44.9%)

HSV / HSB

hsv(216.4, 91.5%, 82.7%)

CMYK

cmyk(91.5%, 55.5%, 0%, 17.3%)

LAB

lab(42.51, 23.9, -65.99)

LCH

lch(42.51, 70.18, 289.91)

OKLCH

oklch(51.2%, 0.1938, 259.95)

HWB

hwb(216.4, 7.1%, 17.3%)

Harmony colors

Complementary

#d38712

Analogous

#12bed3

#125ed3

#2712d3

Triadic

#125ed3

#d3125e

#5ed312

Split-complementary

#125ed3

#d32712

#bed312

Tetradic

#125ed3

#8712d3

#d38712

#5ed312

Square

#125ed3

#d312be

#d38712

#12d327

Shades

Color #125ed3 mixed toward black.

#0f4eb0

#0c3f8d

#092f6a

#061f46

#031023

Tints

Color #125ed3 mixed toward white.

#2775ed

#5290f0

#7eacf4

#a9c8f8

#d4e3fb

Tones

Color #125ed3 mixed toward gray.

#2261c3

#3265b3

#4268a3

#526c93

#626f83

Accessibility

Aa White text on this color

5.89:1

Aa Black text on this color

3.57:1

White text reads better on this background (5.89:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#4041bf · ΔE 11

Deuteranopia

#3c37ba · ΔE 13.4

Tritanopia

#1cada9 · ΔE 39.9

Achromatopsia

#646464 · ΔE 27.2

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

Code

CSS

background-color: #125ed3;

Tailwind (arbitrary value)

bg-[#125ed3]

Related colors

Cornflower Blue #6495ed

Light Steel Blue #b0c4de

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Frequently asked questions

#125ed3 (#125ed3) is rgb(18, 94, 211) in RGB.

No, #125ed3 is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

Related tools

Colors

HEX to RGB Converter

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

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Contrast Checker

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

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Palette Generator

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

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Build something with this color

Generate a full palette from #125ed3, or check how it holds up for accessibility.

Generate a palette → Check contrast