#ECFF7D#ECFF7D

#ECFF7D is a very light, vivid yellow. Relative luminance 0.908; OKLCH L 96.0% C 0.156 H 116.3°. Best body text is #000000 at 19.17:1 contrast (WCAG AA passes).

Color values

HEX	#ECFF7D
RGB	rgb(236, 255, 125)
HSL	hsl(69, 100%, 75%)
HSV	hsv(69, 51%, 100%)
CMYK	cmyk(7.5%, 0%, 51%, 0%)
CIE-LAB	lab(96.34, -24.14, 59.31)
CIE-LCH	lch(96.34, 64.04, 112.15°)
OKLab	oklab(96.01% -0.0691 0.1398)
OKLCH	oklch(96.01% 0.156 116.3)
XYZ	xyz(74.0548, 90.8344, 33.0296)
Luminance	0.9083 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFF7D #907DFF

analogous

#FFD17D #ECFF7D #ABFF7D

triadic

#ECFF7D #7DECFF #FF7DEC

tetradic

#ECFF7D #7DFFD1 #907DFF #FF7DAB

square

#ECFF7D #7DFFD1 #907DFF #FF7DAB

split-complementary

#ECFF7D #7DABFF #D17DFF

monochromatic

#DAFF03 #E3FF40 #ECFF7D #F5FFBA #FBFFE0

Accessibility & contrast

On white

1.10

#ECFF7D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.17

#ECFF7D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFF7D

19.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFF7D	#FFFFFF	#000000	##000000
##ECFF7D	1.00	1.10	19.17	19.17
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.17	21.00	1.00	1.00
##000000	19.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF471

Deuteranopia (green-blind)

#FFF584

Tritanopia (blue-blind)

#F8F3E2

Achromatopsia (no color)

#F4F4F4

Design tokens & code

CSS

--color: #ecff7d;
/* rgb */ color: rgb(236, 255, 125);
/* oklch */ color: oklch(96.0% 0.156 116.3);

Tailwind

colors: {
  custom: {
    50: '#f4ffa6',
    500: '#ecff7d',
    950: '#000000',
  },
}

SCSS

$custom: #ecff7d;
$custom-light: #f4ffa6;
$custom-dark: #000000;

JSON

{
  "hex": "#ecff7d",
  "rgb": {
    "r": 236,
    "g": 255,
    "b": 125
  },
  "hsl": {
    "h": 68.769,
    "s": 100,
    "l": 74.51
  },
  "oklch": {
    "l": 0.96008,
    "c": 0.156,
    "h": 116.3
  },
  "luminance": 0.90834
}

Semantic roles & 50–950 ramp

primary

#ECFF7D

secondary

#5942DE

accent

#00E622

background

#FFFFFC

surface

#FFFFF6

border

#D7D7D0

text

#171810

muted

#858680

Preview Lab

Preview with #ECFF7D

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

Preview Lab → · Contrast checker → · Palette generator →