#ECFE81#ECFE81

#ECFE81 is a very light, vivid yellow. Relative luminance 0.903; OKLCH L 95.8% C 0.151 H 116.1°. Best body text is #000000 at 19.06:1 contrast (WCAG AA passes).

Color values

HEX	#ECFE81
RGB	rgb(236, 254, 129)
HSL	hsl(69, 98%, 75%)
HSV	hsv(69, 49%, 100%)
CMYK	cmyk(7.1%, 0%, 49.2%, 0.4%)
CIE-LAB	lab(96.12, -23.32, 57.23)
CIE-LCH	lch(96.12, 61.80, 112.16°)
OKLab	oklab(95.85% -0.0664 0.1357)
OKLCH	oklch(95.85% 0.151 116.1)
XYZ	xyz(73.9973, 90.3023, 34.2965)
Luminance	0.9030 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFE81 #9381FE

analogous

#FED181 #ECFE81 #ADFE81

triadic

#ECFE81 #81ECFE #FE81EC

tetradic

#ECFE81 #81FED1 #9381FE #FE81AD

square

#ECFE81 #81FED1 #9381FE #FE81AD

split-complementary

#ECFE81 #81ADFE #D181FE

monochromatic

#DAFD08 #E3FE44 #ECFE81 #F5FEBE #FAFFE1

Accessibility & contrast

On white

1.10

#ECFE81 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.06

#ECFE81 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFE81

19.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFE81	#FFFFFF	#000000	##000000
##ECFE81	1.00	1.10	19.06	19.06
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.06	21.00	1.00	1.00
##000000	19.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF376

Deuteranopia (green-blind)

#FFF588

Tritanopia (blue-blind)

#F8F2E1

Achromatopsia (no color)

#F4F4F4

Design tokens & code

CSS

--color: #ecfe81;
/* rgb */ color: rgb(236, 254, 129);
/* oklch */ color: oklch(95.8% 0.151 116.1);

Tailwind

colors: {
  custom: {
    50: '#f4fea8',
    500: '#ecfe81',
    950: '#000000',
  },
}

SCSS

$custom: #ecfe81;
$custom-light: #f4fea8;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfe81",
  "rgb": {
    "r": 236,
    "g": 254,
    "b": 129
  },
  "hsl": {
    "h": 68.64,
    "s": 98.425,
    "l": 75.098
  },
  "oklch": {
    "l": 0.95846,
    "c": 0.15105,
    "h": 116.1
  },
  "luminance": 0.90301
}

Semantic roles & 50–950 ramp

primary

#ECFE81

secondary

#5C46DD

accent

#00E621

background

#FFFFFD

surface

#FFFFF7

border

#D7D7D0

text

#171710

muted

#858581

Preview Lab

Preview with #ECFE81

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

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