#ECFD68#ECFD68

#ECFD68 is a very light, vivid yellow. Relative luminance 0.891; OKLCH L 95.4% C 0.172 H 115.2°. Best body text is #000000 at 18.82:1 contrast (WCAG AA passes).

Color values

HEX	#ECFD68
RGB	rgb(236, 253, 104)
HSL	hsl(67, 97%, 70%)
HSV	hsv(67, 59%, 99%)
CMYK	cmyk(6.7%, 0%, 58.9%, 0.8%)
CIE-LAB	lab(95.62, -24.85, 67.59)
CIE-LCH	lch(95.62, 72.02, 110.18°)
OKLab	oklab(95.36% -0.0732 0.1554)
OKLCH	oklch(95.36% 0.172 115.2)
XYZ	xyz(72.2176, 89.0840, 26.4846)
Luminance	0.8908 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFD68 #7968FD

analogous

#FDC468 #ECFD68 #A1FD68

triadic

#ECFD68 #68ECFD #FD68EC

tetradic

#ECFD68 #68FDC4 #7968FD #FD68A1

square

#ECFD68 #68FDC4 #7968FD #FD68A1

split-complementary

#ECFD68 #68A1FD #C468FD

monochromatic

#CDE803 #E4FC2C #ECFD68 #F4FEA4 #FBFFE1

Accessibility & contrast

On white

1.12

#ECFD68 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.82

#ECFD68 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFD68

18.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFD68	#FFFFFF	#000000	##000000
##ECFD68	1.00	1.12	18.82	18.82
#FFFFFF	1.12	1.00	21.00	21.00
#000000	18.82	21.00	1.00	1.00
##000000	18.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF157

Deuteranopia (green-blind)

#FFF471

Tritanopia (blue-blind)

#FAF0DD

Achromatopsia (no color)

#F2F2F2

Design tokens & code

CSS

--color: #ecfd68;
/* rgb */ color: rgb(236, 253, 104);
/* oklch */ color: oklch(95.4% 0.172 115.2);

Tailwind

colors: {
  custom: {
    50: '#f5fe98',
    500: '#ecfd68',
    950: '#000000',
  },
}

SCSS

$custom: #ecfd68;
$custom-light: #f5fe98;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfd68",
  "rgb": {
    "r": 236,
    "g": 253,
    "b": 104
  },
  "hsl": {
    "h": 66.846,
    "s": 97.386,
    "l": 70
  },
  "oklch": {
    "l": 0.95362,
    "c": 0.17178,
    "h": 115.2
  },
  "luminance": 0.89083
}

Semantic roles & 50–950 ramp

primary

#ECFD68

secondary

#4431D8

accent

#00E61A

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #ECFD68

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

Preview Lab → · Contrast checker → · Palette generator →