#ECFF88#ECFF88

#ECFF88 is a very light, vivid yellow. Relative luminance 0.911; OKLCH L 96.1% C 0.145 H 116.7°. Best body text is #000000 at 19.23:1 contrast (WCAG AA passes).

Color values

HEX	#ECFF88
RGB	rgb(236, 255, 136)
HSL	hsl(70, 100%, 77%)
HSV	hsv(70, 47%, 100%)
CMYK	cmyk(7.5%, 0%, 46.7%, 0%)
CIE-LAB	lab(96.46, -23.14, 54.42)
CIE-LCH	lch(96.46, 59.13, 113.04°)
OKLab	oklab(96.15% -0.0653 0.13)
OKLCH	oklch(96.15% 0.145 116.7)
XYZ	xyz(74.7968, 91.1312, 36.9375)
Luminance	0.9113 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFF88 #9B88FF

analogous

#FFD788 #ECFF88 #B1FF88

triadic

#ECFF88 #88ECFF #FF88EC

tetradic

#ECFF88 #88FFD7 #9B88FF #FF88B1

square

#ECFF88 #88FFD7 #9B88FF #FF88B1

split-complementary

#ECFF88 #88B1FF #D788FF

monochromatic

#D8FF0E #E2FF4B #ECFF88 #F6FFC5 #FAFFE0

Accessibility & contrast

On white

1.09

#ECFF88 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.23

#ECFF88 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFF88

19.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFF88	#FFFFFF	#000000	##000000
##ECFF88	1.00	1.09	19.23	19.23
#FFFFFF	1.09	1.00	21.00	21.00
#000000	19.23	21.00	1.00	1.00
##000000	19.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF47E

Deuteranopia (green-blind)

#FFF68E

Tritanopia (blue-blind)

#F7F4E3

Achromatopsia (no color)

#F5F5F5

Design tokens & code

CSS

--color: #ecff88;
/* rgb */ color: rgb(236, 255, 136);
/* oklch */ color: oklch(96.1% 0.145 116.7);

Tailwind

colors: {
  custom: {
    50: '#f4ffad',
    500: '#ecff88',
    950: '#000000',
  },
}

SCSS

$custom: #ecff88;
$custom-light: #f4ffad;
$custom-dark: #000000;

JSON

{
  "hex": "#ecff88",
  "rgb": {
    "r": 236,
    "g": 255,
    "b": 136
  },
  "hsl": {
    "h": 69.58,
    "s": 100,
    "l": 76.667
  },
  "oklch": {
    "l": 0.96146,
    "c": 0.14549,
    "h": 116.7
  },
  "luminance": 0.9113
}

Semantic roles & 50–950 ramp

primary

#ECFF88

secondary

#634CDF

accent

#00E625

background

#FFFFFD

surface

#FFFFF7

border

#D7D7D0

text

#171810

muted

#858681

Preview Lab

Preview with #ECFF88

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

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