#ECFF85#ECFF85

#ECFF85 is a very light, vivid yellow. Relative luminance 0.910; OKLCH L 96.1% C 0.148 H 116.6°. Best body text is #000000 at 19.21:1 contrast (WCAG AA passes).

Color values

HEX	#ECFF85
RGB	rgb(236, 255, 133)
HSL	hsl(69, 100%, 76%)
HSV	hsv(69, 48%, 100%)
CMYK	cmyk(7.5%, 0%, 47.8%, 0%)
CIE-LAB	lab(96.43, -23.42, 55.77)
CIE-LCH	lch(96.43, 60.48, 112.78°)
OKLab	oklab(96.11% -0.0664 0.1327)
OKLCH	oklch(96.11% 0.148 116.6)
XYZ	xyz(74.5866, 91.0471, 35.8304)
Luminance	0.9105 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFF85 #9885FF

analogous

#FFD585 #ECFF85 #AFFF85

triadic

#ECFF85 #85ECFF #FF85EC

tetradic

#ECFF85 #85FFD5 #9885FF #FF85AF

square

#ECFF85 #85FFD5 #9885FF #FF85AF

split-complementary

#ECFF85 #85AFFF #D585FF

monochromatic

#D9FF0B #E2FF48 #ECFF85 #F6FFC2 #FAFFE0

Accessibility & contrast

On white

1.09

#ECFF85 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.21

#ECFF85 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFF85

19.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFF85	#FFFFFF	#000000	##000000
##ECFF85	1.00	1.09	19.21	19.21
#FFFFFF	1.09	1.00	21.00	21.00
#000000	19.21	21.00	1.00	1.00
##000000	19.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF47A

Deuteranopia (green-blind)

#FFF68C

Tritanopia (blue-blind)

#F8F3E3

Achromatopsia (no color)

#F5F5F5

Design tokens & code

CSS

--color: #ecff85;
/* rgb */ color: rgb(236, 255, 133);
/* oklch */ color: oklch(96.1% 0.148 116.6);

Tailwind

colors: {
  custom: {
    50: '#f4ffab',
    500: '#ecff85',
    950: '#000000',
  },
}

SCSS

$custom: #ecff85;
$custom-light: #f4ffab;
$custom-dark: #000000;

JSON

{
  "hex": "#ecff85",
  "rgb": {
    "r": 236,
    "g": 255,
    "b": 133
  },
  "hsl": {
    "h": 69.344,
    "s": 100,
    "l": 76.078
  },
  "oklch": {
    "l": 0.96107,
    "c": 0.14842,
    "h": 116.6
  },
  "luminance": 0.91046
}

Semantic roles & 50–950 ramp

primary

#ECFF85

secondary

#6149DF

accent

#00E624

background

#FFFFFD

surface

#FFFFF7

border

#D7D7D0

text

#171810

muted

#858681

Preview Lab

Preview with #ECFF85

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

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