#2500a5

Color #2500a5

A vivid, highly saturated dark blue.

Closest named color Dark Blue #00008b · ΔE 11.31 Nearest Tailwind class violet-900 #4d179a · ΔE 5.5

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

Conversions

HEX

#2500a5

RGB

rgb(37, 0, 165)

HSL

hsl(253.5, 100%, 32.4%)

HSV / HSB

hsv(253.5, 100%, 64.7%)

CMYK

cmyk(77.6%, 100%, 0%, 35.3%)

LAB

lab(20.48, 57.73, -75.14)

LCH

lch(20.48, 94.76, 307.54)

OKLCH

oklch(34.2%, 0.2172, 273.51)

HWB

hwb(253.5, 0%, 35.3%)

Harmony colors

Complementary

#80a500

Analogous

#002da5

#2500a5

#7800a5

Triadic

#2500a5

#a52500

#00a525

Split-complementary

#2500a5

#a57800

#2da500

Tetradic

#2500a5

#a50080

#80a500

#00a525

Square

#2500a5

#a5002d

#80a500

#00a578

Shades

Color #2500a5 mixed toward black.

#1f008a

#19006e

#130053

#0c0037

#06001c

Tints

Color #2500a5 mixed toward white.

#3200df

#4d19ff

#7953ff

#a68cff

#d2c6ff

Tones

Color #2500a5 mixed toward gray.

#2d0e97

#341c8a

#3c297c

#43376e

#4b4560

Accessibility

Aa White text on this color

12.95:1

Aa Black text on this color

1.62:1

White text reads better on this background (12.95:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#1a1a91 · ΔE 4.3

Deuteranopia

#1c1e8c · ΔE 5.5

Tritanopia

#247f7b · ΔE 42.4

Achromatopsia

#313131 · ΔE 30.3

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

Code

CSS

background-color: #2500a5;

Tailwind (arbitrary value)

bg-[#2500a5]

Related colors

Dark Slate Blue #483d8b

Medium Slate Blue #7b68ee

Slate Blue #6a5acd

Medium Purple #9370db

Navy #000080

Lavender #e6e6fa

Frequently asked questions

#2500a5 (#2500a5) is rgb(37, 0, 165) in RGB.

No, #2500a5 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 #2500a5, or check how it holds up for accessibility.

Generate a palette → Check contrast