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#daf159

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

RGB
218, 241, 89
HSL
69°, 84%, 65%
CMYK
10, 0, 63, 6
Luminance
0.7854

At a glance

Every number on this page in one read: what #daf159 is made of, how bright it looks, and which way it leans.

Hex
#daf159
Hue
69°
yellow
Saturation
84%
electric
Lightness
65%
balanced
Brightness
95%
HSV value
Perceived
87%
weighted brightness
Luminance
0.7854
WCAG relative
Temperature
Warm
33/100 cool
Color family
Yellow
Tone
Electric
Best ink
Black
16.71:1
Closest name
Green Yellow
ΔE2000 8.5
Where it sits
Hue69° of 360°
Saturation84%
Lightness65%
Temperature
Warm ← → Cool33% 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#daf159
RGBrgb(218, 241, 89)
HSLhsl(69, 84%, 65%)
CMYKcmyk(10%, 0%, 63%, 6%)
LABlab(91.0 -27.3 68.4)
LCHlch(91.0 73.6 111.8)
OKLCHoklch(0.913 0.175 117.3)
Decimal14348633
Display P3color(display-p3 0.855 0.945 0.349)

Copy-ready code

/* CSS */
color: #daf159;
background-color: #daf159;
/* Tailwind (arbitrary) */
class="text-[#daf159] bg-[#daf159]"
/* SCSS */
$brand: #daf159;
/* SwiftUI */
Color(red: 0.855, green: 0.945, blue: 0.349)
/* Android */
Color.parseColor("#daf159")
/* Flutter */
Color(0xFFDAF159)
/* Python / OpenCV (BGR) */
(89, 241, 218)

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 #daf159 · 16.71:1
Use #000000AAA at every size.
Aa
White text · 1.26:1
AA fail · AA large fail · AAA fail
Aa
Black text · 16.71:1 · recommended
AA pass · AA large pass · AAA pass
Reading the other direction: #daf159 as text scores 1.26:1 on white and 16.71:1 on black.

Accessibility — WCAG contrast

Aa
#daf159 on white: 1.26:1
AA ✗ fail · AA-large · AAA
Aa
#daf159 on black: 16.71:1
AA ✓ pass · AA-large · AAA
true color
protanopia · #FFE545
deuteranopia · #FEE664
tritanopia · #E6E4D2

Color scale — 50 to 950

A Tailwind-shaped ramp built around this exact hex. #daf159 is pinned to step 400; the rest hold its hue and let saturation ease off at the extremes so the pale end never turns neon.

#FBFCF2
#F7FAE6
#EFF7C5
#E8F698
#daf159
#D1ED30
#C2E213
#A2BC10
#82960D
#5E6D0E
#3B4409
Base = 400Lightest = 50 · #FBFCF2Darkest = 950 · #3B4409
:root {
  --brand-50: #FBFCF2;
  --brand-100: #F7FAE6;
  --brand-200: #EFF7C5;
  --brand-300: #E8F698;
  --brand-400: #daf159;
  --brand-500: #D1ED30;
  --brand-600: #C2E213;
  --brand-700: #A2BC10;
  --brand-800: #82960D;
  --brand-900: #5E6D0E;
  --brand-950: #3B4409;
  --brand: #daf159;
  --brand-ink: #000000;
}

Colors that work with #daf159

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#F9FAF4
Tinted page background
Border#E6EDC0
Hairlines and dividers
Muted text#8F9B4B
Captions on the surface
Accent#5565F5
Second voice, not a rival
Dark variant#65760A
Hover, pressed, headers
Light variant#FAFDE7
Selected rows, tints
Dark surface#222414
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 #daf159

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#7059F1
Analogous left#F1BC59
Analogous right#8EF159
Split-complement 1#598EF1
Split-complement 2#BC59F1
Triadic 1#59DAF1
Triadic 2#F159DA
Tetradic#59F1BC

RGB percentages

Red85.5%
Green94.5%
Blue34.9%

CMYK percentages

Cyan9.5%
Magenta0.0%
Yellow63.1%
Key (black)5.5%

Color previews

#daf159 text on a black background

contrast 16.71:1

Card sample

#daf159 text on a white background

contrast 1.26:1

Card sample

CSS3 live lab

Text font color

The quick brown fox

color: #daf159;
Background color
Panel with #daf159 background
background-color: #daf159;
Text shadow — hex

Glowing headline

text-shadow: 2px 2px 8px #daf159;
Text shadow — RGB

Soft neon halo

text-shadow: 0 0 14px rgba(218, 241, 89, 0.45);
Div box shadow
Elevated card
box-shadow: 0 12px 32px -8px rgba(218, 241, 89, 0.45);
Border & gradient
Gradient panel
border: 3px solid #daf159;
background: linear-gradient(135deg, #daf159, #75F159);

Monochromatic scale

Palettes built from #daf159

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.

#daf159 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.

#daf159, answered

What color is #daf159?

#daf159 is a balanced electric yellow, closest to Green Yellow (ΔE2000 8.5). It sits at 69° on the hue wheel with 84% saturation and 65% lightness, which reads as warm.

What is the RGB value of #daf159?

rgb(218, 241, 89) — 218 red, 241 green and 89 blue out of 255, or 85.5% / 94.5% / 34.9% by channel.

Is #daf159 a light or a dark color?

It is a light color. Relative luminance is 0.7854 and perceived brightness is 87%, so black text on it reaches 16.71:1.

Should I use black or white text on #daf159?

Black. It scores 16.71:1 against #daf159, versus 1.26:1 for white — AAA at any size.

What is the complementary color of #daf159?

#7059F1 sits directly opposite on the wheel. Softer options are the split-complements #598EF1 and #BC59F1, which give the same contrast with far less vibration.

What colors go well with #daf159?

For interface work: #F9FAF4 as the surface, #E6EDC0 for borders, #8F9B4B for secondary text, #5565F5 as an accent and #65760A for hover and pressed states. For a palette, the analogous pair #F1BC59 and #8EF159 stays calm, while #7059F1 is the loudest partner.

What is #daf159 in CMYK for printing?

cmyk(10%, 0%, 63%, 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 #daf159 warm or cool?

Warm — it scores 33 on a scale where 0 is the warmest orange and 100 the coolest azure. Nudged warmer it becomes #F1D059; nudged cooler, #A2F357.

Work with #daf159 in the Color Lab