#125da8

Color #125da8

A vivid, highly saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 20.91 Nearest Tailwind class sky-800 #00598a · ΔE 5

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

Conversions

HEX

#125da8

RGB

rgb(18, 93, 168)

HSL

hsl(210, 80.6%, 36.5%)

HSV / HSB

hsv(210, 89.3%, 65.9%)

CMYK

cmyk(89.3%, 44.6%, 0%, 34.1%)

LAB

lab(39.21, 7.36, -46.27)

LCH

lch(39.21, 46.85, 279.04)

OKLCH

oklch(47.8%, 0.1385, 253.44)

HWB

hwb(210, 7.1%, 34.1%)

Harmony colors

Complementary

#a85d12

Analogous

#12a8a8

#125da8

#1212a8

Triadic

#125da8

#a8125d

#5da812

Split-complementary

#125da8

#a81212

#a8a812

Tetradic

#125da8

#5d12a8

#a85d12

#5da812

Square

#125da8

#a812a8

#a85d12

#12a812

Shades

Color #125da8 mixed toward black.

#0f4e8c

#0c3e70

#092f54

#061f38

#03101c

Tints

Color #125da8 mixed toward white.

#1778d9

#3c93ea

#6daeef

#9ec9f5

#cee4fa

Tones

Color #125da8 mixed toward gray.

#1f5d9c

#2b5d8f

#385d83

#445d76

#515d6a

Accessibility

Aa White text on this color

6.65:1

Aa Black text on this color

3.16:1

White text reads better on this background (6.65:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#40409a · ΔE 13.5

Deuteranopia

#3c3696 · ΔE 16

Tritanopia

#1b8e8b · ΔE 30.6

Achromatopsia

#5c5c5c · ΔE 22.9

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

Code

CSS

background-color: #125da8;

Tailwind (arbitrary value)

bg-[#125da8]

Related colors

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Steel Blue #4682b4

Light Steel Blue #b0c4de

Frequently asked questions

#125da8 (#125da8) is rgb(18, 93, 168) in RGB.

No, #125da8 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.

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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 #125da8, or check how it holds up for accessibility.

Generate a palette → Check contrast