#ECF869#ECF869

#ECF869 is a very light, vivid yellow. Relative luminance 0.860; OKLCH L 94.3% C 0.165 H 113.6°. Best body text is #000000 at 18.20:1 contrast (WCAG AA passes).

Color values

HEX	#ECF869
RGB	rgb(236, 248, 105)
HSL	hsl(65, 91%, 69%)
HSV	hsv(65, 58%, 97%)
CMYK	cmyk(4.8%, 0%, 57.7%, 2.7%)
CIE-LAB	lab(94.31, -22.41, 65.73)
CIE-LCH	lch(94.31, 69.45, 108.82°)
OKLab	oklab(94.32% -0.0662 0.1516)
OKLCH	oklch(94.32% 0.165 113.6)
XYZ	xyz(70.7109, 85.9889, 26.2344)
Luminance	0.8599 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF869 #7569F8

analogous

#F8BD69 #ECF869 #A5F869

triadic

#ECF869 #69ECF8 #F869EC

tetradic

#ECF869 #69F8BD #7569F8 #F869A5

square

#ECF869 #69F8BD #7569F8 #F869A5

split-complementary

#ECF869 #69A5F8 #BD69F8

monochromatic

#CBDC0A #E5F52F #ECF869 #F3FBA3 #FBFDDE

Accessibility & contrast

On white

1.15

#ECF869 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.20

#ECF869 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF869

18.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF869	#FFFFFF	#000000	##000000
##ECF869	1.00	1.15	18.20	18.20
#FFFFFF	1.15	1.00	21.00	21.00
#000000	18.20	21.00	1.00	1.00
##000000	18.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFED59

Deuteranopia (green-blind)

#FFF072

Tritanopia (blue-blind)

#FAEBD9

Achromatopsia (no color)

#EFEFEF

Design tokens & code

CSS

--color: #ecf869;
/* rgb */ color: rgb(236, 248, 105);
/* oklch */ color: oklch(94.3% 0.165 113.6);

Tailwind

colors: {
  custom: {
    50: '#f5fa99',
    500: '#ecf869',
    950: '#000000',
  },
}

SCSS

$custom: #ecf869;
$custom-light: #f5fa99;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf869",
  "rgb": {
    "r": 236,
    "g": 248,
    "b": 105
  },
  "hsl": {
    "h": 65.035,
    "s": 91.083,
    "l": 69.216
  },
  "oklch": {
    "l": 0.94318,
    "c": 0.1654,
    "h": 113.6
  },
  "luminance": 0.85988
}

Semantic roles & 50–950 ramp

primary

#ECF869

secondary

#4133D2

accent

#00E613

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #ECF869

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

Preview Lab → · Contrast checker → · Palette generator →