#ECF67F#ECF67F

#ECF67F is a very light, vivid yellow. Relative luminance 0.853; OKLCH L 94.1% C 0.143 H 113.1°. Best body text is #000000 at 18.06:1 contrast (WCAG AA passes).

Color values

HEX	#ECF67F
RGB	rgb(236, 246, 127)
HSL	hsl(65, 87%, 73%)
HSV	hsv(65, 48%, 96%)
CMYK	cmyk(4.1%, 0%, 48.4%, 3.5%)
CIE-LAB	lab(94.00, -19.67, 55.62)
CIE-LCH	lch(94.00, 59.00, 109.47°)
OKLab	oklab(94.15% -0.0563 0.132)
OKLCH	oklch(94.15% 0.143 113.1)
XYZ	xyz(71.3798, 85.2779, 32.7746)
Luminance	0.8528 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF67F #897FF6

analogous

#F6C47F #ECF67F #B0F67F

triadic

#ECF67F #7FECF6 #F67FEC

tetradic

#ECF67F #7FF6C4 #897FF6 #F67FB0

square

#ECF67F #7FF6C4 #897FF6 #F67FB0

split-complementary

#ECF67F #7FB0F6 #C47FF6

monochromatic

#D8EA10 #E4F246 #ECF67F #F4FAB8 #FBFDE2

Accessibility & contrast

On white

1.16

#ECF67F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.06

#ECF67F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF67F

18.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF67F	#FFFFFF	#000000	##000000
##ECF67F	1.00	1.16	18.06	18.06
#FFFFFF	1.16	1.00	21.00	21.00
#000000	18.06	21.00	1.00	1.00
##000000	18.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC74

Deuteranopia (green-blind)

#FFEF85

Tritanopia (blue-blind)

#F9EADB

Achromatopsia (no color)

#EEEEEE

Design tokens & code

CSS

--color: #ecf67f;
/* rgb */ color: rgb(236, 246, 127);
/* oklch */ color: oklch(94.1% 0.143 113.1);

Tailwind

colors: {
  custom: {
    50: '#f4f9a7',
    500: '#ecf67f',
    950: '#000000',
  },
}

SCSS

$custom: #ecf67f;
$custom-light: #f4f9a7;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf67f",
  "rgb": {
    "r": 236,
    "g": 246,
    "b": 127
  },
  "hsl": {
    "h": 65.042,
    "s": 86.861,
    "l": 73.137
  },
  "oklch": {
    "l": 0.94146,
    "c": 0.14347,
    "h": 113.1
  },
  "luminance": 0.85277
}

Semantic roles & 50–950 ramp

primary

#ECF67F

secondary

#5347D2

accent

#02E315

background

#FFFFFC

surface

#FFFFF6

border

#D7D7D0

text

#171710

muted

#858580

Preview Lab

Preview with #ECF67F

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

Preview Lab → · Contrast checker → · Palette generator →