#ECFFB4#ECFFB4

#ECFFB4 is a very light, moderate yellow-green. Relative luminance 0.926; OKLCH L 96.8% C 0.098 H 119.8°. Best body text is #000000 at 19.53:1 contrast (WCAG AA passes).

Color values

HEX	#ECFFB4
RGB	rgb(236, 255, 180)
HSL	hsl(75, 100%, 85%)
HSV	hsv(75, 29%, 100%)
CMYK	cmyk(7.5%, 0%, 29.4%, 0%)
CIE-LAB	lab(97.08, -18.14, 33.87)
CIE-LCH	lch(97.08, 38.42, 118.17°)
OKLab	oklab(96.84% -0.0486 0.0848)
OKLCH	oklch(96.84% 0.098 119.8)
XYZ	xyz(78.5898, 92.6483, 56.9139)
Luminance	0.9265 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFFB4 #C7B4FF

analogous

#FFECB4 #ECFFB4 #C6FFB4

triadic

#ECFFB4 #B4ECFF #FFB4EC

tetradic

#ECFFB4 #B4FFEC #C7B4FF #FFB4C6

square

#ECFFB4 #B4FFEC #C7B4FF #FFB4C6

split-complementary

#ECFFB4 #B4C6FF #ECB4FF

monochromatic

#CDFF3A #DCFF77 #ECFFB4 #F7FFE0 #F7FFE0

Accessibility & contrast

On white

1.08

#ECFFB4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.53

#ECFFB4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFFB4

19.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFFB4	#FFFFFF	#000000	##000000
##ECFFB4	1.00	1.08	19.53	19.53
#FFFFFF	1.08	1.00	21.00	21.00
#000000	19.53	21.00	1.00	1.00
##000000	19.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF7AF

Deuteranopia (green-blind)

#FFF7B7

Tritanopia (blue-blind)

#F3F7EB

Achromatopsia (no color)

#F7F7F7

Design tokens & code

CSS

--color: #ecffb4;
/* rgb */ color: rgb(236, 255, 180);
/* oklch */ color: oklch(96.8% 0.098 119.8);

Tailwind

colors: {
  custom: {
    50: '#f3ffcb',
    500: '#ecffb4',
    950: '#000000',
  },
}

SCSS

$custom: #ecffb4;
$custom-light: #f3ffcb;
$custom-dark: #000000;

JSON

{
  "hex": "#ecffb4",
  "rgb": {
    "r": 236,
    "g": 255,
    "b": 180
  },
  "hsl": {
    "h": 75.2,
    "s": 100,
    "l": 85.294
  },
  "oklch": {
    "l": 0.96844,
    "c": 0.09774,
    "h": 119.8
  },
  "luminance": 0.92648
}

Semantic roles & 50–950 ramp

primary

#ECFFB4

secondary

#8F71E6

accent

#00E63A

background

#FFFFFE

surface

#FEFFFA

border

#D6D7D3

text

#171813

muted

#858683

Preview Lab

Preview with #ECFFB4

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

Preview Lab → · Contrast checker → · Palette generator →