#258d80

Color #258d80

A moderately saturated dark cyan.

Closest named color Dark Cyan #008b8b · ΔE 7.69 Nearest Tailwind class teal-600 #009689 · ΔE 3.2

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

Conversions

HEX

#258d80

RGB

rgb(37, 141, 128)

HSL

hsl(172.5, 58.4%, 34.9%)

HSV / HSB

hsv(172.5, 73.8%, 55.3%)

CMYK

cmyk(73.8%, 0%, 9.2%, 44.7%)

LAB

lab(52.95, -32, -1.47)

LCH

lch(52.95, 32.03, 182.63)

OKLCH

oklch(58.3%, 0.0937, 182.75)

HWB

hwb(172.5, 14.5%, 44.7%)

Harmony colors

Complementary

#8d2532

Analogous

#258d4c

#258d80

#25668d

Triadic

#258d80

#80258d

#8d8025

Split-complementary

#258d80

#8d2566

#8d4c25

Tetradic

#258d80

#25328d

#8d2532

#8d8025

Square

#258d80

#4c258d

#8d2532

#668d25

Shades

Color #258d80 mixed toward black.

#1f756b

#195e55

#134640

#0c2f2b

#061715

Tints

Color #258d80 mixed toward white.

#31b9a8

#50d1c1

#7cdcd0

#a7e8e0

#d3f3ef

Tones

Color #258d80 mixed toward gray.

#2e8479

#367c73

#3f736c

#486a66

#50625f

Accessibility

Aa White text on this color

4.04:1

Aa Black text on this color

5.2:1

Black text reads better on this background (5.2:1). That passes WCAG AA (≥4.5:1) for normal-size text, but not AAA.

Under color vision deficiencies

Protanopia

#636483 · ΔE 29.9

Deuteranopia

#5e5684 · ΔE 34.4

Tritanopia

#318686 · ΔE 5.9

Achromatopsia

#7e7e7e · ΔE 22.3

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

Code

CSS

background-color: #258d80;

Tailwind (arbitrary value)

bg-[#258d80]

Related colors

Turquoise #40e0d0

Light Sea Green #20b2aa

Medium Turquoise #48d1cc

Aqua #00ffff

Azure #f0ffff

Dark Cyan #008b8b

Frequently asked questions

#258d80 (#258d80) is rgb(37, 141, 128) in RGB.

No, #258d80 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 #258d80, or check how it holds up for accessibility.

Generate a palette → Check contrast