#ECFF7F#ECFF7F

#ECFF7F is a very light, vivid yellow. Relative luminance 0.909; OKLCH L 96.0% C 0.154 H 116.4°. Best body text is #000000 at 19.18:1 contrast (WCAG AA passes).

Color values

HEX	#ECFF7F
RGB	rgb(236, 255, 127)
HSL	hsl(69, 100%, 75%)
HSV	hsv(69, 50%, 100%)
CMYK	cmyk(7.5%, 0%, 50.2%, 0%)
CIE-LAB	lab(96.36, -23.97, 58.43)
CIE-LCH	lch(96.36, 63.16, 112.30°)
OKLab	oklab(96.03% -0.0685 0.1381)
OKLCH	oklch(96.03% 0.154 116.4)
XYZ	xyz(74.1839, 90.8860, 33.7093)
Luminance	0.9089 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFF7F #927FFF

analogous

#FFD27F #ECFF7F #ACFF7F

triadic

#ECFF7F #7FECFF #FF7FEC

tetradic

#ECFF7F #7FFFD2 #927FFF #FF7FAC

square

#ECFF7F #7FFFD2 #927FFF #FF7FAC

split-complementary

#ECFF7F #7FACFF #D27FFF

monochromatic

#DAFF05 #E3FF42 #ECFF7F #F5FFBC #FAFFE0

Accessibility & contrast

On white

1.10

#ECFF7F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.18

#ECFF7F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFF7F

19.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFF7F	#FFFFFF	#000000	##000000
##ECFF7F	1.00	1.10	19.18	19.18
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.18	21.00	1.00	1.00
##000000	19.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF473

Deuteranopia (green-blind)

#FFF686

Tritanopia (blue-blind)

#F8F3E2

Achromatopsia (no color)

#F4F4F4

Design tokens & code

CSS

--color: #ecff7f;
/* rgb */ color: rgb(236, 255, 127);
/* oklch */ color: oklch(96.0% 0.154 116.4);

Tailwind

colors: {
  custom: {
    50: '#f4ffa7',
    500: '#ecff7f',
    950: '#000000',
  },
}

SCSS

$custom: #ecff7f;
$custom-light: #f4ffa7;
$custom-dark: #000000;

JSON

{
  "hex": "#ecff7f",
  "rgb": {
    "r": 236,
    "g": 255,
    "b": 127
  },
  "hsl": {
    "h": 68.906,
    "s": 100,
    "l": 74.902
  },
  "oklch": {
    "l": 0.96032,
    "c": 0.15414,
    "h": 116.4
  },
  "luminance": 0.90885
}

Semantic roles & 50–950 ramp

primary

#ECFF7F

secondary

#5B44DE

accent

#00E622

background

#FFFFFD

surface

#FFFFF7

border

#D7D7D0

text

#171810

muted

#858681

Preview Lab

Preview with #ECFF7F

Body copy rendered with the generated semantic roles for this colour.

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