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#8fdcef

a light, electric cyan · cool · closest name: Sky Blue

RGB
143, 220, 239
HSL
192°, 75%, 75%
CMYK
40, 8, 0, 6
Luminance
0.6326

At a glance

Every number on this page in one read: what #8fdcef is made of, how bright it looks, and which way it leans.

Hex
#8fdcef
Hue
192°
cyan
Saturation
75%
electric
Lightness
75%
light
Brightness
94%
HSV value
Perceived
79%
weighted brightness
Luminance
0.6326
WCAG relative
Temperature
Cool
92/100 cool
Color family
Cyan
Tone
Electric
Best ink
Black
13.65:1
Closest name
Sky Blue
ΔE2000 5
Where it sits
Hue192° of 360°
Saturation75%
Lightness75%
Temperature
Warm ← → Cool92% 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#8fdcef
RGBrgb(143, 220, 239)
HSLhsl(192, 75%, 75%)
CMYKcmyk(40%, 8%, 0%, 6%)
LABlab(83.6 -19.0 -16.8)
LCHlch(83.6 25.3 221.5)
OKLCHoklch(0.851 0.080 215.1)
Decimal9428207
Display P3color(display-p3 0.561 0.863 0.937)

Copy-ready code

/* CSS */
color: #8fdcef;
background-color: #8fdcef;
/* Tailwind (arbitrary) */
class="text-[#8fdcef] bg-[#8fdcef]"
/* SCSS */
$brand: #8fdcef;
/* SwiftUI */
Color(red: 0.561, green: 0.863, blue: 0.937)
/* Android */
Color.parseColor("#8fdcef")
/* Flutter */
Color(0xFF8FDCEF)
/* Python / OpenCV (BGR) */
(239, 220, 143)

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 #8fdcef · 13.65:1
Use #000000AAA at every size.
Aa
White text · 1.54:1
AA fail · AA large fail · AAA fail
Aa
Black text · 13.65:1 · recommended
AA pass · AA large pass · AAA pass
Reading the other direction: #8fdcef as text scores 1.54:1 on white and 13.65:1 on black.

Accessibility — WCAG contrast

Aa
#8fdcef on white: 1.54:1
AA ✗ fail · AA-large · AAA
Aa
#8fdcef on black: 13.65:1
AA ✓ pass · AA-large · AAA
true color
protanopia · #CED7F0
deuteranopia · #BFCBEF
tritanopia · #67E4E2

Color scale — 50 to 950

A Tailwind-shaped ramp built around this exact hex. #8fdcef is pinned to step 300; the rest hold its hue and let saturation ease off at the extremes so the pale end never turns neon.

#F3FAFC
#E7F5F9
#C8EBF4
#8fdcef
#6CD1EA
#3BC2E3
#1FB2D6
#1994B3
#14778F
#135767
#0C3641
Base = 300Lightest = 50 · #F3FAFCDarkest = 950 · #0C3641
:root {
  --brand-50: #F3FAFC;
  --brand-100: #E7F5F9;
  --brand-200: #C8EBF4;
  --brand-300: #8fdcef;
  --brand-400: #6CD1EA;
  --brand-500: #3BC2E3;
  --brand-600: #1FB2D6;
  --brand-700: #1994B3;
  --brand-800: #14778F;
  --brand-900: #135767;
  --brand-950: #0C3641;
  --brand: #8fdcef;
  --brand-ink: #000000;
}

Colors that work with #8fdcef

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#F4F9FA
Tinted page background
Border#C0E4ED
Hairlines and dividers
Muted text#4B8B9B
Captions on the surface
Accent#B7151E
Second voice, not a rival
Dark variant#105D70
Hover, pressed, headers
Light variant#E9F8FC
Selected rows, tints
Dark surface#142124
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 #8fdcef

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
  • Card and section backgrounds
  • 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
  • White text placed on it
  • 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#EFA28F
Analogous left#8FEFD2
Analogous right#8FACEF
Split-complement 1#EF8FAC
Split-complement 2#EFD28F
Triadic 1#EF8FDC
Triadic 2#DCEF8F
Tetradic#D28FEF

RGB percentages

Red56.1%
Green86.3%
Blue93.7%

CMYK percentages

Cyan40.2%
Magenta7.9%
Yellow0.0%
Key (black)6.3%

Color previews

#8fdcef text on a black background

contrast 13.65:1

Card sample

#8fdcef text on a white background

contrast 1.54:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #8fdcef;
Background color
Panel with #8fdcef background
background-color: #8fdcef;
Text shadow — hex

Glowing headline

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

Soft neon halo

text-shadow: 0 0 14px rgba(143, 220, 239, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(143, 220, 239, 0.45);
Border & gradient
Gradient panel
border: 3px solid #8fdcef;
background: linear-gradient(135deg, #8fdcef, #8F9CEF);

Monochromatic scale

Palettes built from #8fdcef

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.

#8fdcef 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
SurfacesBadgesHighlightsEmpty states
Print note

Sits outside most CMYK gamuts — expect a duller press result, or specify a spot ink.

#8fdcef, answered

What color is #8fdcef?

#8fdcef is a light electric cyan, closest to Sky Blue (ΔE2000 5). It sits at 192° on the hue wheel with 75% saturation and 75% lightness, which reads as cool.

What is the RGB value of #8fdcef?

rgb(143, 220, 239) — 143 red, 220 green and 239 blue out of 255, or 56.1% / 86.3% / 93.7% by channel.

Is #8fdcef a light or a dark color?

It is a light color. Relative luminance is 0.6326 and perceived brightness is 79%, so black text on it reaches 13.65:1.

Should I use black or white text on #8fdcef?

Black. It scores 13.65:1 against #8fdcef, versus 1.54:1 for white — AAA at any size.

What is the complementary color of #8fdcef?

#EFA28F sits directly opposite on the wheel. Softer options are the split-complements #EF8FAC and #EFD28F, which give the same contrast with far less vibration.

What colors go well with #8fdcef?

For interface work: #F4F9FA as the surface, #C0E4ED for borders, #4B8B9B for secondary text, #B7151E as an accent and #105D70 for hover and pressed states. For a palette, the analogous pair #8FEFD2 and #8FACEF stays calm, while #EFA28F is the loudest partner.

What is #8fdcef in CMYK for printing?

cmyk(40%, 8%, 0%, 6%). This is a screen-to-ink approximation — a color this saturated sits outside most CMYK gamuts and will print duller than it looks here.

Is #8fdcef warm or cool?

Cool — it scores 92 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #8FEFDF; nudged cooler, #8EC7F0.

Work with #8fdcef in the Color Lab