#ECFD7C#ECFD7C

#ECFD7C is a very light, vivid yellow. Relative luminance 0.895; OKLCH L 95.6% C 0.155 H 115.6°. Best body text is #000000 at 18.91:1 contrast (WCAG AA passes).

Color values

HEX	#ECFD7C
RGB	rgb(236, 253, 124)
HSL	hsl(68, 97%, 74%)
HSV	hsv(68, 51%, 99%)
CMYK	cmyk(6.7%, 0%, 51%, 0.8%)
CIE-LAB	lab(95.81, -23.28, 59.13)
CIE-LCH	lch(95.81, 63.55, 111.49°)
OKLab	oklab(95.58% -0.0668 0.1394)
OKLCH	oklch(95.58% 0.155 115.6)
XYZ	xyz(73.3566, 89.5396, 32.4833)
Luminance	0.8954 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFD7C #8D7CFD

analogous

#FDCE7C #ECFD7C #ACFD7C

triadic

#ECFD7C #7CECFD #FD7CEC

tetradic

#ECFD7C #7CFDCE #8D7CFD #FD7CAC

square

#ECFD7C #7CFDCE #8D7CFD #FD7CAC

split-complementary

#ECFD7C #7CACFD #CE7CFD

monochromatic

#DAFB04 #E3FC40 #ECFD7C #F5FEB8 #FBFFE1

Accessibility & contrast

On white

1.11

#ECFD7C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.91

#ECFD7C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFD7C

18.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFD7C	#FFFFFF	#000000	##000000
##ECFD7C	1.00	1.11	18.91	18.91
#FFFFFF	1.11	1.00	21.00	21.00
#000000	18.91	21.00	1.00	1.00
##000000	18.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF270

Deuteranopia (green-blind)

#FFF483

Tritanopia (blue-blind)

#F8F1E0

Achromatopsia (no color)

#F3F3F3

Design tokens & code

CSS

--color: #ecfd7c;
/* rgb */ color: rgb(236, 253, 124);
/* oklch */ color: oklch(95.6% 0.155 115.6);

Tailwind

colors: {
  custom: {
    50: '#f4fea5',
    500: '#ecfd7c',
    950: '#000000',
  },
}

SCSS

$custom: #ecfd7c;
$custom-light: #f4fea5;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfd7c",
  "rgb": {
    "r": 236,
    "g": 253,
    "b": 124
  },
  "hsl": {
    "h": 67.907,
    "s": 96.992,
    "l": 73.922
  },
  "oklch": {
    "l": 0.95576,
    "c": 0.15455,
    "h": 115.6
  },
  "luminance": 0.89539
}

Semantic roles & 50–950 ramp

primary

#ECFD7C

secondary

#5642DB

accent

#00E61E

background

#FFFFFC

surface

#FFFFF6

border

#D7D7D0

text

#17170F

muted

#858580

Preview Lab

Preview with #ECFD7C

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

Preview Lab → · Contrast checker → · Palette generator →