#215b78

Color #215b78

A moderately saturated dark blue.

Closest named color Charcoal #36454f · ΔE 16.82 Nearest Tailwind class cyan-800 #005f78 · ΔE 4.2

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

Conversions

HEX

#215b78

RGB

rgb(33, 91, 120)

HSL

hsl(200, 56.9%, 30%)

HSV / HSB

hsv(200, 72.5%, 47.1%)

CMYK

cmyk(72.5%, 24.2%, 0%, 52.9%)

LAB

lab(36.29, -8.51, -21.85)

LCH

lch(36.29, 23.45, 248.72)

OKLCH

oklch(44.7%, 0.0759, 234.01)

HWB

hwb(200, 12.9%, 52.9%)

Harmony colors

Complementary

#783e21

Analogous

#21786a

#215b78

#212f78

Triadic

#215b78

#78215b

#5b7821

Split-complementary

#215b78

#78212f

#786a21

Tetradic

#215b78

#3e2178

#783e21

#5b7821

Square

#215b78

#6a2178

#783e21

#2f7821

Shades

Color #215b78 mixed toward black.

#1b4c64

#163d50

#102e3c

#0b1e28

#050f14

Tints

Color #215b78 mixed toward white.

#2e7ea7

#449fcc

#73b7d9

#a2cfe5

#d0e7f2

Tones

Color #215b78 mixed toward gray.

#285971

#2f566a

#375462

#3e515b

#454f54

Accessibility

Aa White text on this color

7.41:1

Aa Black text on this color

2.83:1

White text reads better on this background (7.41:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#424272 · ΔE 17.1

Deuteranopia

#3e3a70 · ΔE 18.2

Tritanopia

#266d6b · ΔE 15.8

Achromatopsia

#555555 · ΔE 16.1

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

Code

CSS

background-color: #215b78;

Tailwind (arbitrary value)

bg-[#215b78]

Related colors

Sky Blue #87ceeb

Light Sky Blue #87cefa

Charcoal #36454f

Deep Sky Blue #00bfff

Light Blue #add8e6

Steel Blue #4682b4

Frequently asked questions

#215b78 (#215b78) is rgb(33, 91, 120) in RGB.

No, #215b78 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.

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 #215b78, or check how it holds up for accessibility.

Generate a palette → Check contrast