#ECFCA1#ECFCA1

#ECFCA1 is a very light, moderate yellow-green. Relative luminance 0.900; OKLCH L 95.9% C 0.115 H 116.8°. Best body text is #000000 at 19.01:1 contrast (WCAG AA passes).

Color values

HEX	#ECFCA1
RGB	rgb(236, 252, 161)
HSL	hsl(71, 94%, 81%)
HSV	hsv(71, 36%, 99%)
CMYK	cmyk(6.3%, 0%, 36.1%, 1.2%)
CIE-LAB	lab(96.01, -19.05, 41.87)
CIE-LCH	lch(96.01, 46.00, 114.46°)
OKLab	oklab(95.89% -0.0519 0.103)
OKLCH	oklch(95.89% 0.115 116.8)
XYZ	xyz(75.8357, 90.0275, 47.0933)
Luminance	0.9003 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFCA1 #B1A1FC

analogous

#FCDEA1 #ECFCA1 #BEFCA1

triadic

#ECFCA1 #A1ECFC #FCA1EC

tetradic

#ECFCA1 #A1FCDE #B1A1FC #FCA1BE

square

#ECFCA1 #A1FCDE #B1A1FC #FCA1BE

split-complementary

#ECFCA1 #A1BEFC #DEA1FC

monochromatic

#D4F82A #E0FA66 #ECFCA1 #F8FEDC #F9FEE1

Accessibility & contrast

On white

1.10

#ECFCA1 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.01

#ECFCA1 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFCA1

19.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFCA1	#FFFFFF	#000000	##000000
##ECFCA1	1.00	1.10	19.01	19.01
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.01	21.00	1.00	1.00
##000000	19.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF39A

Deuteranopia (green-blind)

#FFF4A5

Tritanopia (blue-blind)

#F5F3E5

Achromatopsia (no color)

#F3F3F3

Design tokens & code

CSS

--color: #ecfca1;
/* rgb */ color: rgb(236, 252, 161);
/* oklch */ color: oklch(95.9% 0.115 116.8);

Tailwind

colors: {
  custom: {
    50: '#f3fdbe',
    500: '#ecfca1',
    950: '#000000',
  },
}

SCSS

$custom: #ecfca1;
$custom-light: #f3fdbe;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfca1",
  "rgb": {
    "r": 236,
    "g": 252,
    "b": 161
  },
  "hsl": {
    "h": 70.549,
    "s": 93.814,
    "l": 80.98
  },
  "oklch": {
    "l": 0.95889,
    "c": 0.11535,
    "h": 116.8
  },
  "luminance": 0.90027
}

Semantic roles & 50–950 ramp

primary

#ECFCA1

secondary

#7863DF

accent

#00E628

background

#FFFFFD

surface

#FEFFF8

border

#D6D7D1

text

#171712

muted

#858582

Preview Lab

Preview with #ECFCA1

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

Preview Lab → · Contrast checker → · Palette generator →