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#5fd1ce

a balanced, vivid cyan · cool · closest name: Medium Turquoise

RGB
95, 209, 206
HSL
178°, 55%, 60%
CMYK
55, 0, 1, 18
Luminance
0.5249

At a glance

Every number on this page in one read: what #5fd1ce is made of, how bright it looks, and which way it leans.

Hex
#5fd1ce
Hue
178°
cyan
Saturation
55%
vivid
Lightness
60%
balanced
Brightness
82%
HSV value
Perceived
71%
weighted brightness
Luminance
0.5249
WCAG relative
Temperature
Cool
87/100 cool
Color family
Cyan
Tone
Vivid
Best ink
Black
11.50:1
Closest name
Medium Turquoise
ΔE2000 1.9
Where it sits
Hue178° of 360°
Saturation55%
Lightness60%
Temperature
Warm ← → Cool87% cool

Reads cool. Warm and cool siblings keep the same lightness, so you can swap one in without redoing your contrast maths.

Every format

HEX#5fd1ce
RGBrgb(95, 209, 206)
HSLhsl(178, 55%, 60%)
CMYKcmyk(55%, 0%, 1%, 18%)
LABlab(77.6 -32.9 -8.3)
LCHlch(77.6 33.9 194.2)
OKLCHoklch(0.794 0.103 192.9)
Decimal6279630
Display P3color(display-p3 0.373 0.820 0.808)

Copy-ready code

/* CSS */
color: #5fd1ce;
background-color: #5fd1ce;
/* Tailwind (arbitrary) */
class="text-[#5fd1ce] bg-[#5fd1ce]"
/* SCSS */
$brand: #5fd1ce;
/* SwiftUI */
Color(red: 0.373, green: 0.820, blue: 0.808)
/* Android */
Color.parseColor("#5fd1ce")
/* Flutter */
Color(0xFF5FD1CE)
/* Python / OpenCV (BGR) */
(206, 209, 95)

Best text color

Only one of black and white can be right. This is the one, with the number that proves it.

Readable at a glance#000000 on #5fd1ce · 11.50:1
Use #000000AAA at every size.
Aa
White text · 1.83:1
AA fail · AA large fail · AAA fail
Aa
Black text · 11.50:1 · recommended
AA pass · AA large pass · AAA pass
Reading the other direction: #5fd1ce as text scores 1.83:1 on white and 11.50:1 on black.

Accessibility — WCAG contrast

Aa
#5fd1ce on white: 1.83:1
AA ✗ fail · AA-large · AAA
Aa
#5fd1ce on black: 11.50:1
AA ✓ pass · AA-large · AAA
true color
protanopia · #C6C8CE
deuteranopia · #B3BACF
tritanopia · #00D6D0

Color scale — 50 to 950

A Tailwind-shaped ramp built around this exact hex. #5fd1ce is pinned to step 500; the rest hold its hue and let saturation ease off at the extremes so the pale end never turns neon.

#F4FBFA
#E9F6F6
#CEEEED
#A8E6E4
#7CD9D7
#5fd1ce
#37BEBA
#2E9E9B
#247F7C
#1E5C5B
#133A39
Base = 500Lightest = 50 · #F4FBFADarkest = 950 · #133A39
:root {
  --brand-50: #F4FBFA;
  --brand-100: #E9F6F6;
  --brand-200: #CEEEED;
  --brand-300: #A8E6E4;
  --brand-400: #7CD9D7;
  --brand-500: #5fd1ce;
  --brand-600: #37BEBA;
  --brand-700: #2E9E9B;
  --brand-800: #247F7C;
  --brand-900: #1E5C5B;
  --brand-950: #133A39;
  --brand: #5fd1ce;
  --brand-ink: #000000;
}

Colors that work with #5fd1ce

Not a palette — a role sheet. Each swatch answers one question you will hit while building the component.

Text on it#000000
Black wins here
Surface#F4FAFA
Tinted page background
Border#C0EDEB
Hairlines and dividers
Muted text#4B9B99
Captions on the surface
Accent#D55B7D
Second voice, not a rival
Dark variant#1C6361
Hover, pressed, headers
Light variant#EBF9F9
Selected rows, tints
Dark surface#142424
Dark-mode background
Light mode
Everything in its place

Surface, border, heading and body all derive from this one hue, so the screen stays coherent without a second palette.

Primary actionSecondaryBadge
Dark mode
Same hue, inverted

Lightness flips, hue holds. The accent stays the anchor in both themes.

Primary actionSecondaryAccent

How to use #5fd1ce

Derived from its contrast, chroma and lightness — not from taste.

Works well for
  • Text and icons on dark surfaces
  • Primary buttons and calls to action
  • Focus rings, active and selected states
  • Brand accents, badges and data highlights
Use with care
  • Text of any size on white — fails WCAG AA
  • Full-page backgrounds — tiring over long sessions
  • Thin strokes and 1px borders — they disappear on light UI
  • Pairing with a same-lightness hue — edges vibrate

Similar colors

One move away from this hex in each direction. Every swatch is its own page.

Color relationships

The wheel positions with their names attached, so you can grab the one you actually need.

Complementary#D15F62
Analogous left#5FD195
Analogous right#5F9BD1
Split-complement 1#D15F9B
Split-complement 2#D1955F
Triadic 1#CE5FD1
Triadic 2#D1CE5F
Tetradic#955FD1

RGB percentages

Red37.3%
Green82.0%
Blue80.8%

CMYK percentages

Cyan54.5%
Magenta0.0%
Yellow1.4%
Key (black)18.0%

Color previews

#5fd1ce text on a black background

contrast 11.50:1

Card sample

#5fd1ce text on a white background

contrast 1.83:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #5fd1ce;
Background color
Panel with #5fd1ce background
background-color: #5fd1ce;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #5fd1ce;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(95, 209, 206, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(95, 209, 206, 0.45);
Border & gradient
Gradient panel
border: 3px solid #5fd1ce;
background: linear-gradient(135deg, #5fd1ce, #5F88D1);

Monochromatic scale

Palettes built from #5fd1ce

Shades — darker

Tints — lighter

Color harmonies

Nearest named colors

Ranked with CIEDE2000 across all 139 CSS keywords. Under ΔE 2 the eye stops telling them apart; over ΔE 10 they are plainly different colors.

#5fd1ce in the real world

Where a color in this family tends to land, and the interface roles it is usually asked to play.

Industries
TechnologyTravelHealthcareMedia
Common UI roles
ButtonsLinksFocus statesCharts
Print note

Converts to four-color process without much drama. Proof it anyway.

#5fd1ce, answered

What color is #5fd1ce?

#5fd1ce is a balanced vivid cyan, closest to Medium Turquoise (ΔE2000 1.9). It sits at 178° on the hue wheel with 55% saturation and 60% lightness, which reads as cool.

What is the RGB value of #5fd1ce?

rgb(95, 209, 206) — 95 red, 209 green and 206 blue out of 255, or 37.3% / 82% / 80.8% by channel.

Is #5fd1ce a light or a dark color?

It is a light color. Relative luminance is 0.5249 and perceived brightness is 71%, so black text on it reaches 11.50:1.

Should I use black or white text on #5fd1ce?

Black. It scores 11.50:1 against #5fd1ce, versus 1.83:1 for white — AAA at any size.

What is the complementary color of #5fd1ce?

#D15F62 sits directly opposite on the wheel. Softer options are the split-complements #D15F9B and #D1955F, which give the same contrast with far less vibration.

What colors go well with #5fd1ce?

For interface work: #F4FAFA as the surface, #C0EDEB for borders, #4B9B99 for secondary text, #D55B7D as an accent and #1C6361 for hover and pressed states. For a palette, the analogous pair #5FD195 and #5F9BD1 stays calm, while #D15F62 is the loudest partner.

What is #5fd1ce in CMYK for printing?

cmyk(55%, 0%, 1%, 18%). This is a screen-to-ink approximation — ask your printer for a proof before committing to a run.

Is #5fd1ce warm or cool?

Cool — it scores 87 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #5FD1A4; nudged cooler, #5DADD3.

Work with #5fd1ce in the Color Lab