#ECFBB9#ECFBB9

#ECFBB9 is a very light, moderate yellow-green. Relative luminance 0.903; OKLCH L 96.1% C 0.086 H 118.5°. Best body text is #000000 at 19.07:1 contrast (WCAG AA passes).

Color values

HEX	#ECFBB9
RGB	rgb(236, 251, 185)
HSL	hsl(74, 89%, 85%)
HSV	hsv(74, 26%, 98%)
CMYK	cmyk(6%, 0%, 26.3%, 1.6%)
CIE-LAB	lab(96.13, -15.53, 30.08)
CIE-LCH	lch(96.13, 33.85, 117.30°)
OKLab	oklab(96.12% -0.0411 0.0758)
OKLCH	oklch(96.12% 0.086 118.5)
XYZ	xyz(77.8456, 90.3303, 59.2240)
Luminance	0.9033 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFBB9 #C8B9FB

analogous

#FBE9B9 #ECFBB9 #CBFBB9

triadic

#ECFBB9 #B9ECFB #FBB9EC

tetradic

#ECFBB9 #B9FBE9 #C8B9FB #FBB9CB

square

#ECFBB9 #B9FBE9 #C8B9FB #FBB9CB

split-complementary

#ECFBB9 #B9CBFB #E9B9FB

monochromatic

#CDF445 #DCF87F #ECFBB9 #F7FDE2 #F7FDE2

Accessibility & contrast

On white

1.10

#ECFBB9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.07

#ECFBB9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFBB9

19.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFBB9	#FFFFFF	#000000	##000000
##ECFBB9	1.00	1.10	19.07	19.07
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.07	21.00	1.00	1.00
##000000	19.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF4B5

Deuteranopia (green-blind)

#FFF4BC

Tritanopia (blue-blind)

#F3F4E9

Achromatopsia (no color)

#F4F4F4

Design tokens & code

CSS

--color: #ecfbb9;
/* rgb */ color: rgb(236, 251, 185);
/* oklch */ color: oklch(96.1% 0.086 118.5);

Tailwind

colors: {
  custom: {
    50: '#f2fcce',
    500: '#ecfbb9',
    950: '#000000',
  },
}

SCSS

$custom: #ecfbb9;
$custom-light: #f2fcce;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfbb9",
  "rgb": {
    "r": 236,
    "g": 251,
    "b": 185
  },
  "hsl": {
    "h": 73.636,
    "s": 89.189,
    "l": 85.49
  },
  "oklch": {
    "l": 0.96115,
    "c": 0.08625,
    "h": 118.5
  },
  "luminance": 0.9033
}

Semantic roles & 50–950 ramp

primary

#ECFBB9

secondary

#9078E0

accent

#00E634

background

#FFFFFE

surface

#FEFFFB

border

#D6D7D4

text

#171713

muted

#858583

Preview Lab

Preview with #ECFBB9

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

Preview Lab → · Contrast checker → · Palette generator →