#ECFFCC#ECFFCC

#ECFFCC is a very light, moderate yellow-green. Relative luminance 0.937; OKLCH L 97.3% C 0.069 H 124.3°. Best body text is #000000 at 19.74:1 contrast (WCAG AA passes).

Color values

HEX	#ECFFCC
RGB	rgb(236, 255, 204)
HSL	hsl(82, 100%, 90%)
HSV	hsv(82, 20%, 100%)
CMYK	cmyk(7.5%, 0%, 20%, 0%)
CIE-LAB	lab(97.52, -14.76, 22.35)
CIE-LCH	lch(97.52, 26.78, 123.45°)
OKLab	oklab(97.33% -0.039 0.0572)
OKLCH	oklch(97.33% 0.069 124.3)
XYZ	xyz(81.2497, 93.7123, 70.9229)
Luminance	0.9371 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFFCC #DFCCFF

analogous

#FFF9CC #ECFFCC #D2FFCC

triadic

#ECFFCC #CCECFF #FFCCEC

tetradic

#ECFFCC #CCFFF9 #DFCCFF #FFCCD2

square

#ECFFCC #CCFFF9 #DFCCFF #FFCCD2

split-complementary

#ECFFCC #CCD2FF #F9CCFF

monochromatic

#BEFF52 #D5FF8F #ECFFCC #F4FFE0 #F4FFE0

Accessibility & contrast

On white

1.06

#ECFFCC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.74

#ECFFCC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFFCC

19.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFFCC	#FFFFFF	#000000	##000000
##ECFFCC	1.00	1.06	19.74	19.74
#FFFFFF	1.06	1.00	21.00	21.00
#000000	19.74	21.00	1.00	1.00
##000000	19.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF8C9

Deuteranopia (green-blind)

#FFF8CE

Tritanopia (blue-blind)

#F0FAF1

Achromatopsia (no color)

#F8F8F8

Design tokens & code

CSS

--color: #ecffcc;
/* rgb */ color: rgb(236, 255, 204);
/* oklch */ color: oklch(97.3% 0.069 124.3);

Tailwind

colors: {
  custom: {
    50: '#f2ffdb',
    500: '#ecffcc',
    950: '#000000',
  },
}

SCSS

$custom: #ecffcc;
$custom-light: #f2ffdb;
$custom-dark: #000000;

JSON

{
  "hex": "#ecffcc",
  "rgb": {
    "r": 236,
    "g": 255,
    "b": 204
  },
  "hsl": {
    "h": 82.353,
    "s": 100,
    "l": 90
  },
  "oklch": {
    "l": 0.97328,
    "c": 0.06918,
    "h": 124.3
  },
  "luminance": 0.93713
}

Semantic roles & 50–950 ramp

primary

#ECFFCC

secondary

#AB86EA

accent

#00E656

background

#FFFFFE

surface

#FEFFFC

border

#D6D7D5

text

#171815

muted

#858684

Preview Lab

Preview with #ECFFCC

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

Preview Lab → · Contrast checker → · Palette generator →