#2187b0

Color #2187b0

A moderately saturated medium cyan.

Closest named color Steel Blue #4682b4 · ΔE 10.04 Nearest Tailwind class cyan-600 #0092b8 · ΔE 4.4

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

Conversions

HEX

#2187b0

RGB

rgb(33, 135, 176)

HSL

hsl(197.2, 68.4%, 41%)

HSV / HSB

hsv(197.2, 81.3%, 69%)

CMYK

cmyk(81.3%, 23.3%, 0%, 31%)

LAB

lab(52.71, -13.77, -29.59)

LCH

lch(52.71, 32.64, 245.04)

OKLCH

oklch(58.6%, 0.1078, 230.61)

HWB

hwb(197.2, 12.9%, 31%)

Harmony colors

Complementary

#b04a21

Analogous

#21b092

#2187b0

#2140b0

Triadic

#2187b0

#b02187

#87b021

Split-complementary

#2187b0

#b02140

#b09221

Tetradic

#2187b0

#4a21b0

#b04a21

#87b021

Square

#2187b0

#9221b0

#b04a21

#40b021

Shades

Color #2187b0 mixed toward black.

#1c7193

#165a75

#114458

#0b2d3b

#06171d

Tints

Color #2187b0 mixed toward white.

#2ca6d7

#56b8df

#80cae7

#abdbef

#d5edf7

Tones

Color #2187b0 mixed toward gray.

#2d82a4

#397d98

#45788c

#517380

#5d6e74

Accessibility

Aa White text on this color

4.07:1

Aa Black text on this color

5.16:1

Black text reads better on this background (5.16:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#5f5fa7 · ΔE 22.2

Deuteranopia

#5952a5 · ΔE 25.1

Tritanopia

#2da09e · ΔE 17.9

Achromatopsia

#7e7e7e · ΔE 19.7

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

Code

CSS

background-color: #2187b0;

Tailwind (arbitrary value)

bg-[#2187b0]

Related colors

Sky Blue #87ceeb

Deep Sky Blue #00bfff

Light Blue #add8e6

Light Sky Blue #87cefa

Charcoal #36454f

Steel Blue #4682b4

Frequently asked questions

#2187b0 (#2187b0) is rgb(33, 135, 176) in RGB.

No, #2187b0 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.

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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.

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Build something with this color

Generate a full palette from #2187b0, or check how it holds up for accessibility.

Generate a palette → Check contrast