#128bc6

Color #128bc6

A vivid, highly saturated medium cyan.

Closest named color Steel Blue #4682b4 · ΔE 8.77 Nearest Tailwind class sky-600 #0084d1 · ΔE 4.2

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

Conversions

HEX

#128bc6

RGB

rgb(18, 139, 198)

HSL

hsl(199.7, 83.3%, 42.4%)

HSV / HSB

hsv(199.7, 90.9%, 77.6%)

CMYK

cmyk(90.9%, 29.8%, 0%, 22.4%)

LAB

lab(54.73, -9.11, -39.01)

LCH

lch(54.73, 40.06, 256.86)

OKLCH

oklch(60.5%, 0.1303, 238.18)

HWB

hwb(199.7, 7.1%, 22.4%)

Harmony colors

Complementary

#c64d12

Analogous

#12c6a7

#128bc6

#1231c6

Triadic

#128bc6

#c6128b

#8bc612

Split-complementary

#128bc6

#c61231

#c6a712

Tetradic

#128bc6

#4d12c6

#c64d12

#8bc612

Square

#128bc6

#a712c6

#c64d12

#31c612

Shades

Color #128bc6 mixed toward black.

#0f74a5

#0c5d84

#094663

#062e42

#031721

Tints

Color #128bc6 mixed toward white.

#1fa8eb

#4cb9ef

#78cbf3

#a5dcf7

#d2eefb

Tones

Color #128bc6 mixed toward gray.

#2186b7

#3081a8

#3f7c99

#4e768a

#5d717b

Accessibility

Aa White text on this color

3.79:1

Aa Black text on this color

5.53:1

Black text reads better on this background (5.53:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#5f60ba · ΔE 21.9

Deuteranopia

#5951b7 · ΔE 25.8

Tritanopia

#25b0ad · ΔE 23.4

Achromatopsia

#838383 · ΔE 21.3

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

Code

CSS

background-color: #128bc6;

Tailwind (arbitrary value)

bg-[#128bc6]

Related colors

Sky Blue #87ceeb

Light Sky Blue #87cefa

Charcoal #36454f

Deep Sky Blue #00bfff

Light Blue #add8e6

Steel Blue #4682b4

Frequently asked questions

#128bc6 (#128bc6) is rgb(18, 139, 198) in RGB.

No, #128bc6 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 #128bc6, or check how it holds up for accessibility.

Generate a palette → Check contrast