#25356f

Color #25356f

A moderately saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 15.34 Nearest Tailwind class blue-900 #1c398e · ΔE 5.1

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Conversions

HEX

#25356f

RGB

rgb(37, 53, 111)

HSL

hsl(227, 50%, 29%)

HSV / HSB

hsv(227, 66.7%, 43.5%)

CMYK

cmyk(66.7%, 52.3%, 0%, 56.5%)

LAB

lab(23.96, 13.92, -35.69)

LCH

lch(23.96, 38.31, 291.31)

OKLCH

oklch(35%, 0.1022, 268.99)

HWB

hwb(227, 14.5%, 56.5%)

Harmony colors

Complementary

#6f5f25

Analogous

#255a6f

#25356f

#3a256f

Triadic

#25356f

#6f2535

#356f25

Split-complementary

#25356f

#6f3a25

#5a6f25

Tetradic

#25356f

#5f256f

#6f5f25

#356f25

Square

#25356f

#6f255a

#6f5f25

#256f3a

Shades

Color #25356f mixed toward black.

#1f2c5c

#19234a

#121a37

#0c1225

#060912

Tints

Color #25356f mixed toward white.

#344b9c

#4a64c3

#778bd2

#a4b2e1

#d2d8f0

Tones

Color #25356f mixed toward gray.

#2b3869

#313c63

#373f5c

#3e4356

#444650

Accessibility

Aa White text on this color

11.55:1

Aa Black text on this color

1.82:1

White text reads better on this background (11.55:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#2d2d65 · ΔE 4.1

Deuteranopia

#2c2a62 · ΔE 5

Tritanopia

#265b59 · ΔE 27

Achromatopsia

#393939 · ΔE 21.1

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

Code

CSS

background-color: #25356f;

Tailwind (arbitrary value)

bg-[#25356f]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Frequently asked questions

#25356f (#25356f) is rgb(37, 53, 111) in RGB.

No, #25356f 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 #25356f, or check how it holds up for accessibility.

Generate a palette → Check contrast