#25497f

Color #25497f

A moderately saturated dark blue.

Closest named color Dark Slate Blue #483d8b · ΔE 21.15 Nearest Tailwind class blue-900 #1c398e · ΔE 6.4

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

Conversions

HEX

#25497f

RGB

rgb(37, 73, 127)

HSL

hsl(216, 54.9%, 32.2%)

HSV / HSB

hsv(216, 70.9%, 49.8%)

CMYK

cmyk(70.9%, 42.5%, 0%, 50.2%)

LAB

lab(31.09, 6.36, -34.36)

LCH

lch(31.09, 34.94, 280.49)

OKLCH

oklch(40.8%, 0.1, 258.41)

HWB

hwb(216, 14.5%, 50.2%)

Harmony colors

Complementary

#7f5b25

Analogous

#25767f

#25497f

#2e257f

Triadic

#25497f

#7f2549

#497f25

Split-complementary

#25497f

#7f2e25

#767f25

Tetradic

#25497f

#5b257f

#7f5b25

#497f25

Square

#25497f

#7f2576

#7f5b25

#257f2e

Shades

Color #25497f mixed toward black.

#1f3d6a

#193155

#132540

#0c182a

#060c15

Tints

Color #25497f mixed toward white.

#3263ac

#4c7fcb

#799fd8

#a6bfe5

#d2dff2

Tones

Color #25497f mixed toward gray.

#2d4b78

#344c70

#3c4e69

#434f61

#4b515a

Accessibility

Aa White text on this color

8.98:1

Aa Black text on this color

2.34:1

White text reads better on this background (8.98:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#383875 · ΔE 8.8

Deuteranopia

#363372 · ΔE 10.1

Tritanopia

#286c6a · ΔE 25.4

Achromatopsia

#494949 · ΔE 19.7

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

Code

CSS

background-color: #25497f;

Tailwind (arbitrary value)

bg-[#25497f]

Related colors

Light Steel Blue #b0c4de

Cornflower Blue #6495ed

Light Slate Gray #778899

Slate Gray #708090

Dodger Blue #1e90ff

Alice Blue #f0f8ff

Frequently asked questions

#25497f (#25497f) is rgb(37, 73, 127) in RGB.

No, #25497f 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.

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 #25497f, or check how it holds up for accessibility.

Generate a palette → Check contrast