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#f1fd3c

a balanced, electric yellow · warm · closest name: Yellow

RGB
241, 253, 60
HSL
64°, 98%, 61%
CMYK
5, 0, 76, 1
Luminance
0.8928

At a glance

Every number on this page in one read: what #f1fd3c is made of, how bright it looks, and which way it leans.

Hex
#f1fd3c
Hue
64°
yellow
Saturation
98%
electric
Lightness
61%
balanced
Brightness
99%
HSV value
Perceived
92%
weighted brightness
Luminance
0.8928
WCAG relative
Temperature
Warm
28/100 cool
Color family
Yellow
Tone
Electric
Best ink
Black
18.86:1
Closest name
Yellow
ΔE2000 3.7
Where it sits
Hue64° of 360°
Saturation98%
Lightness61%
Temperature
Warm ← → Cool28% cool

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

Every format

HEX#f1fd3c
RGBrgb(241, 253, 60)
HSLhsl(64, 98%, 61%)
CMYKcmyk(5%, 0%, 76%, 1%)
LABlab(95.7 -25.2 83.4)
LCHlch(95.7 87.1 106.8)
OKLCHoklch(0.954 0.198 113.3)
Decimal15859004
Display P3color(display-p3 0.945 0.992 0.235)

Copy-ready code

/* CSS */
color: #f1fd3c;
background-color: #f1fd3c;
/* Tailwind (arbitrary) */
class="text-[#f1fd3c] bg-[#f1fd3c]"
/* SCSS */
$brand: #f1fd3c;
/* SwiftUI */
Color(red: 0.945, green: 0.992, blue: 0.235)
/* Android */
Color.parseColor("#f1fd3c")
/* Flutter */
Color(0xFFF1FD3C)
/* Python / OpenCV (BGR) */
(60, 253, 241)

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 #f1fd3c · 18.86:1
Use #000000AAA at every size.
Aa
White text · 1.11:1
AA fail · AA large fail · AAA fail
Aa
Black text · 18.86:1 · recommended
AA pass · AA large pass · AAA pass
Reading the other direction: #f1fd3c as text scores 1.11:1 on white and 18.86:1 on black.

Accessibility — WCAG contrast

Aa
#f1fd3c on white: 1.11:1
AA ✗ fail · AA-large · AAA
Aa
#f1fd3c on black: 18.86:1
AA ✓ pass · AA-large · AAA
true color
protanopia · #FFF100
deuteranopia · #FFF54E
tritanopia · #FFEED9

Color scale — 50 to 950

A Tailwind-shaped ramp built around this exact hex. #f1fd3c 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.

#FDFDF1
#FAFCE3
#F7FBC1
#F7FE90
#F3FD58
#f1fd3c
#E4F202
#BECA02
#98A202
#6E7406
#444904
Base = 500Lightest = 50 · #FDFDF1Darkest = 950 · #444904
:root {
  --brand-50: #FDFDF1;
  --brand-100: #FAFCE3;
  --brand-200: #F7FBC1;
  --brand-300: #F7FE90;
  --brand-400: #F3FD58;
  --brand-500: #f1fd3c;
  --brand-600: #E4F202;
  --brand-700: #BECA02;
  --brand-800: #98A202;
  --brand-900: #6E7406;
  --brand-950: #444904;
  --brand: #f1fd3c;
  --brand-ink: #000000;
}

Colors that work with #f1fd3c

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#FAFAF4
Tinted page background
Border#EAEDC0
Hairlines and dividers
Muted text#969B4B
Captions on the surface
Accent#3A5FFF
Second voice, not a rival
Dark variant#777E01
Hover, pressed, headers
Light variant#FDFFE6
Selected rows, tints
Dark surface#232414
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 #f1fd3c

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#483CFD
Analogous left#FDA83C
Analogous right#91FD3C
Split-complement 1#3C91FD
Split-complement 2#A83CFD
Triadic 1#3CF1FD
Triadic 2#FD3CF1
Tetradic#3CFDA8

RGB percentages

Red94.5%
Green99.2%
Blue23.5%

CMYK percentages

Cyan4.7%
Magenta0.0%
Yellow76.3%
Key (black)0.8%

Color previews

#f1fd3c text on a black background

contrast 18.86:1

Card sample

#f1fd3c text on a white background

contrast 1.11:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #f1fd3c;
Background color
Panel with #f1fd3c background
background-color: #f1fd3c;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #f1fd3c;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(241, 253, 60, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(241, 253, 60, 0.45);
Border & gradient
Gradient panel
border: 3px solid #f1fd3c;
background: linear-gradient(135deg, #f1fd3c, #71FD3C);

Monochromatic scale

Palettes built from #f1fd3c

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.

#f1fd3c in the real world

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

Industries
RetailLeisureEnergyWarning systems
Common UI roles
ButtonsLinksFocus statesCharts
Print note

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

#f1fd3c, answered

What color is #f1fd3c?

#f1fd3c is a balanced electric yellow, closest to Yellow (ΔE2000 3.7). It sits at 64° on the hue wheel with 98% saturation and 61% lightness, which reads as warm.

What is the RGB value of #f1fd3c?

rgb(241, 253, 60) — 241 red, 253 green and 60 blue out of 255, or 94.5% / 99.2% / 23.5% by channel.

Is #f1fd3c a light or a dark color?

It is a light color. Relative luminance is 0.8928 and perceived brightness is 92%, so black text on it reaches 18.86:1.

Should I use black or white text on #f1fd3c?

Black. It scores 18.86:1 against #f1fd3c, versus 1.11:1 for white — AAA at any size.

What is the complementary color of #f1fd3c?

#483CFD sits directly opposite on the wheel. Softer options are the split-complements #3C91FD and #A83CFD, which give the same contrast with far less vibration.

What colors go well with #f1fd3c?

For interface work: #FAFAF4 as the surface, #EAEDC0 for borders, #969B4B for secondary text, #3A5FFF as an accent and #777E01 for hover and pressed states. For a palette, the analogous pair #FDA83C and #91FD3C stays calm, while #483CFD is the loudest partner.

What is #f1fd3c in CMYK for printing?

cmyk(5%, 0%, 76%, 1%). 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 #f1fd3c warm or cool?

Warm — it scores 28 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #FDC43C; nudged cooler, #ABFF3A.

Work with #f1fd3c in the Color Lab