#ECF98E#ECF98E

#ECF98E is a very light, vivid yellow. Relative luminance 0.875; OKLCH L 95.0% C 0.132 H 114.6°. Best body text is #000000 at 18.51:1 contrast (WCAG AA passes).

Color values

HEX	#ECF98E
RGB	rgb(236, 249, 142)
HSL	hsl(67, 90%, 77%)
HSV	hsv(67, 43%, 98%)
CMYK	cmyk(5.2%, 0%, 43%, 2.4%)
CIE-LAB	lab(94.97, -19.68, 49.75)
CIE-LCH	lch(94.97, 53.50, 111.58°)
OKLab	oklab(94.97% -0.055 0.12)
OKLCH	oklch(94.97% 0.132 114.6)
XYZ	xyz(73.3510, 87.5381, 38.6184)
Luminance	0.8754 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF98E #9B8EF9

analogous

#F9D18E #ECF98E #B7F98E

triadic

#ECF98E #8EECF9 #F98EEC

tetradic

#ECF98E #8EF9D1 #9B8EF9 #F98EB7

square

#ECF98E #8EF9D1 #9B8EF9 #F98EB7

split-complementary

#ECF98E #8EB7F9 #D18EF9

monochromatic

#D8F31A #E2F654 #ECF98E #F6FCC8 #FAFDE2

Accessibility & contrast

On white

1.13

#ECF98E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.51

#ECF98E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF98E

18.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF98E	#FFFFFF	#000000	##000000
##ECF98E	1.00	1.13	18.51	18.51
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.51	21.00	1.00	1.00
##000000	18.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF085

Deuteranopia (green-blind)

#FFF293

Tritanopia (blue-blind)

#F7EEDF

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #ecf98e;
/* rgb */ color: rgb(236, 249, 142);
/* oklch */ color: oklch(95.0% 0.132 114.6);

Tailwind

colors: {
  custom: {
    50: '#f4fbb1',
    500: '#ecf98e',
    950: '#000000',
  },
}

SCSS

$custom: #ecf98e;
$custom-light: #f4fbb1;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf98e",
  "rgb": {
    "r": 236,
    "g": 249,
    "b": 142
  },
  "hsl": {
    "h": 67.29,
    "s": 89.916,
    "l": 76.667
  },
  "oklch": {
    "l": 0.94973,
    "c": 0.13202,
    "h": 114.6
  },
  "luminance": 0.87537
}

Semantic roles & 50–950 ramp

primary

#ECF98E

secondary

#6353D8

accent

#00E61C

background

#FFFFFD

surface

#FEFFF8

border

#D6D7D1

text

#171711

muted

#858581

Preview Lab

Preview with #ECF98E

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

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