#ECF96C#ECF96C

#ECF96C is a very light, vivid yellow. Relative luminance 0.867; OKLCH L 94.6% C 0.164 H 114.0°. Best body text is #000000 at 18.33:1 contrast (WCAG AA passes).

Color values

HEX	#ECF96C
RGB	rgb(236, 249, 108)
HSL	hsl(66, 92%, 70%)
HSV	hsv(66, 57%, 98%)
CMYK	cmyk(5.2%, 0%, 56.6%, 2.4%)
CIE-LAB	lab(94.60, -22.66, 64.78)
CIE-LCH	lch(94.60, 68.63, 109.28°)
OKLab	oklab(94.56% -0.0666 0.1499)
OKLCH	oklch(94.56% 0.164 114)
XYZ	xyz(71.1761, 86.6682, 27.1636)
Luminance	0.8667 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF96C #796CF9

analogous

#F9C06C #ECF96C #A5F96C

triadic

#ECF96C #6CECF9 #F96CEC

tetradic

#ECF96C #6CF9C0 #796CF9 #F96CA5

square

#ECF96C #6CF9C0 #796CF9 #F96CA5

split-complementary

#ECF96C #6CA5F9 #C06CF9

monochromatic

#CDE109 #E4F731 #ECF96C #F4FBA7 #FBFEE2

Accessibility & contrast

On white

1.15

#ECF96C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.33

#ECF96C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF96C

18.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF96C	#FFFFFF	#000000	##000000
##ECF96C	1.00	1.15	18.33	18.33
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.33	21.00	1.00	1.00
##000000	18.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEE5D

Deuteranopia (green-blind)

#FFF174

Tritanopia (blue-blind)

#FAECDA

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #ecf96c;
/* rgb */ color: rgb(236, 249, 108);
/* oklch */ color: oklch(94.6% 0.164 114.0);

Tailwind

colors: {
  custom: {
    50: '#f5fb9b',
    500: '#ecf96c',
    950: '#000000',
  },
}

SCSS

$custom: #ecf96c;
$custom-light: #f5fb9b;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf96c",
  "rgb": {
    "r": 236,
    "g": 249,
    "b": 108
  },
  "hsl": {
    "h": 65.532,
    "s": 92.157,
    "l": 70
  },
  "oklch": {
    "l": 0.94559,
    "c": 0.16404,
    "h": 114
  },
  "luminance": 0.86667
}

Semantic roles & 50–950 ramp

primary

#ECF96C

secondary

#4436D4

accent

#00E615

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #ECF96C

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

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