#ECFD83#ECFD83

#ECFD83 is a very light, vivid yellow. Relative luminance 0.897; OKLCH L 95.7% C 0.148 H 115.8°. Best body text is #000000 at 18.94:1 contrast (WCAG AA passes).

Color values

HEX	#ECFD83
RGB	rgb(236, 253, 131)
HSL	hsl(68, 97%, 75%)
HSV	hsv(68, 48%, 99%)
CMYK	cmyk(6.7%, 0%, 48.2%, 0.8%)
CIE-LAB	lab(95.88, -22.66, 56.03)
CIE-LCH	lch(95.88, 60.44, 112.02°)
OKLab	oklab(95.66% -0.0644 0.1332)
OKLCH	oklch(95.66% 0.148 115.8)
XYZ	xyz(73.8150, 89.7230, 34.8980)
Luminance	0.8972 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFD83 #9483FD

analogous

#FDD183 #ECFD83 #AFFD83

triadic

#ECFD83 #83ECFD #FD83EC

tetradic

#ECFD83 #83FDD1 #9483FD #FD83AF

square

#ECFD83 #83FDD1 #9483FD #FD83AF

split-complementary

#ECFD83 #83AFFD #D183FD

monochromatic

#DAFB0B #E3FC47 #ECFD83 #F5FEBF #FAFFE1

Accessibility & contrast

On white

1.11

#ECFD83 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.94

#ECFD83 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFD83

18.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFD83	#FFFFFF	#000000	##000000
##ECFD83	1.00	1.11	18.94	18.94
#FFFFFF	1.11	1.00	21.00	21.00
#000000	18.94	21.00	1.00	1.00
##000000	18.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF278

Deuteranopia (green-blind)

#FFF48A

Tritanopia (blue-blind)

#F8F1E1

Achromatopsia (no color)

#F3F3F3

Design tokens & code

CSS

--color: #ecfd83;
/* rgb */ color: rgb(236, 253, 131);
/* oklch */ color: oklch(95.7% 0.148 115.8);

Tailwind

colors: {
  custom: {
    50: '#f4feaa',
    500: '#ecfd83',
    950: '#000000',
  },
}

SCSS

$custom: #ecfd83;
$custom-light: #f4feaa;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfd83",
  "rgb": {
    "r": 236,
    "g": 253,
    "b": 131
  },
  "hsl": {
    "h": 68.361,
    "s": 96.825,
    "l": 75.294
  },
  "oklch": {
    "l": 0.95661,
    "c": 0.14792,
    "h": 115.8
  },
  "luminance": 0.89722
}

Semantic roles & 50–950 ramp

primary

#ECFD83

secondary

#5D48DC

accent

#00E620

background

#FFFFFD

surface

#FFFFF7

border

#D7D7D0

text

#171710

muted

#858581

Preview Lab

Preview with #ECFD83

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

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