#ECFE68#ECFE68

#ECFE68 is a very light, vivid yellow. Relative luminance 0.897; OKLCH L 95.6% C 0.173 H 115.5°. Best body text is #000000 at 18.94:1 contrast (WCAG AA passes).

Color values

HEX	#ECFE68
RGB	rgb(236, 254, 104)
HSL	hsl(67, 99%, 70%)
HSV	hsv(67, 59%, 100%)
CMYK	cmyk(7.1%, 0%, 59.1%, 0.4%)
CIE-LAB	lab(95.88, -25.32, 67.88)
CIE-LCH	lch(95.88, 72.45, 110.46°)
OKLab	oklab(95.57% -0.0745 0.156)
OKLCH	oklch(95.57% 0.173 115.5)
XYZ	xyz(72.5341, 89.7170, 26.5901)
Luminance	0.8972 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFE68 #7A68FE

analogous

#FEC568 #ECFE68 #A1FE68

triadic

#ECFE68 #68ECFE #FE68EC

tetradic

#ECFE68 #68FEC5 #7A68FE #FE68A1

square

#ECFE68 #68FEC5 #7A68FE #FE68A1

split-complementary

#ECFE68 #68A1FE #C568FE

monochromatic

#CEEA02 #E4FE2B #ECFE68 #F4FEA5 #FBFFE1

Accessibility & contrast

On white

1.11

#ECFE68 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.94

#ECFE68 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFE68

18.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFE68	#FFFFFF	#000000	##000000
##ECFE68	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)

#FFF257

Deuteranopia (green-blind)

#FFF472

Tritanopia (blue-blind)

#FAF1DE

Achromatopsia (no color)

#F3F3F3

Design tokens & code

CSS

--color: #ecfe68;
/* rgb */ color: rgb(236, 254, 104);
/* oklch */ color: oklch(95.6% 0.173 115.5);

Tailwind

colors: {
  custom: {
    50: '#f5fe99',
    500: '#ecfe68',
    950: '#000000',
  },
}

SCSS

$custom: #ecfe68;
$custom-light: #f5fe99;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfe68",
  "rgb": {
    "r": 236,
    "g": 254,
    "b": 104
  },
  "hsl": {
    "h": 67.2,
    "s": 98.684,
    "l": 70.196
  },
  "oklch": {
    "l": 0.95574,
    "c": 0.1729,
    "h": 115.5
  },
  "luminance": 0.89716
}

Semantic roles & 50–950 ramp

primary

#ECFE68

secondary

#4531D9

accent

#00E61C

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #ECFE68

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

Preview Lab → · Contrast checker → · Palette generator →