#0c577b

Color #0c577b

A vivid, highly saturated dark cyan.

Closest named color Steel Blue #4682b4 · ΔE 19.06 Nearest Tailwind class sky-800 #00598a · ΔE 3.3

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Conversions

HEX

#0c577b

RGB

rgb(12, 87, 123)

HSL

hsl(199.5, 82.2%, 26.5%)

HSV / HSB

hsv(199.5, 90.2%, 48.2%)

CMYK

cmyk(90.2%, 29.3%, 0%, 51.8%)

LAB

lab(34.65, -7.4, -26.3)

LCH

lch(34.65, 27.32, 254.29)

OKLCH

oklch(43.3%, 0.0892, 236.61)

HWB

hwb(199.5, 4.7%, 51.8%)

Harmony colors

Complementary

#7b300c

Analogous

#0c7b68

#0c577b

#0c1f7b

Triadic

#0c577b

#7b0c57

#577b0c

Split-complementary

#0c577b

#7b0c1f

#7b680c

Tetradic

#0c577b

#300c7b

#7b300c

#577b0c

Square

#0c577b

#680c7b

#7b300c

#1f7b0c

Shades

Color #0c577b mixed toward black.

#0a4967

#083a52

#062c3e

#041d29

#020f15

Tints

Color #0c577b mixed toward white.

#127fb4

#1ba6e9

#54bcee

#8dd2f4

#c6e9f9

Tones

Color #0c577b mixed toward gray.

#155472

#1f5169

#284d5f

#314a56

#3a474d

Accessibility

Aa White text on this color

7.88:1

Aa Black text on this color

2.66:1

White text reads better on this background (7.88:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3b3b74 · ΔE 16.8

Deuteranopia

#373172 · ΔE 18.7

Tritanopia

#166d6c · ΔE 17.9

Achromatopsia

#515151 · ΔE 17.3

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

Code

CSS

background-color: #0c577b;

Tailwind (arbitrary value)

bg-[#0c577b]

Related colors

Sky Blue #87ceeb

Light Sky Blue #87cefa

Deep Sky Blue #00bfff

Charcoal #36454f

Light Blue #add8e6

Steel Blue #4682b4

Frequently asked questions

#0c577b (#0c577b) is rgb(12, 87, 123) in RGB.

No, #0c577b 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.

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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 #0c577b, or check how it holds up for accessibility.

Generate a palette → Check contrast