#ECDF99#ECDF99

#ECDF99 is a very light, moderate yellow. Relative luminance 0.729; OKLCH L 89.8% C 0.090 H 98.9°. Best body text is #000000 at 15.58:1 contrast (WCAG AA passes).

Color values

HEX	#ECDF99
RGB	rgb(236, 223, 153)
HSL	hsl(51, 69%, 76%)
HSV	hsv(51, 35%, 93%)
CMYK	cmyk(0%, 5.5%, 35.2%, 7.5%)
CIE-LAB	lab(88.40, -5.63, 35.95)
CIE-LCH	lch(88.40, 36.39, 98.90°)
OKLab	oklab(89.81% -0.014 0.089)
OKLCH	oklch(89.81% 0.09 98.9)
XYZ	xyz(66.7305, 72.9099, 40.6887)
Luminance	0.7291 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECDF99 #99A6EC

analogous

#ECB699 #ECDF99 #D0EC99

triadic

#ECDF99 #99ECDF #DF99EC

tetradic

#ECDF99 #99ECB6 #99A6EC #EC99D0

square

#ECDF99 #99ECB6 #99A6EC #EC99D0

split-complementary

#ECDF99 #99D0EC #B699EC

monochromatic

#D9BF32 #E2CF65 #ECDF99 #F6EFCD #FAF7E5

Accessibility & contrast

On white

1.35

#ECDF99 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.58

#ECDF99 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECDF99

15.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECDF99	#FFFFFF	#000000	##000000
##ECDF99	1.00	1.35	15.58	15.58
#FFFFFF	1.35	1.00	21.00	21.00
#000000	15.58	21.00	1.00	1.00
##000000	15.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ECDB94

Deuteranopia (green-blind)

#F0E09C

Tritanopia (blue-blind)

#F8D5CD

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #ecdf99;
/* rgb */ color: rgb(236, 223, 153);
/* oklch */ color: oklch(89.8% 0.090 98.9);

Tailwind

colors: {
  custom: {
    50: '#f3e8b7',
    500: '#ecdf99',
    950: '#000000',
  },
}

SCSS

$custom: #ecdf99;
$custom-light: #f3e8b7;
$custom-dark: #000000;

JSON

{
  "hex": "#ecdf99",
  "rgb": {
    "r": 236,
    "g": 223,
    "b": 153
  },
  "hsl": {
    "h": 50.602,
    "s": 68.595,
    "l": 76.275
  },
  "oklch": {
    "l": 0.89809,
    "c": 0.0901,
    "h": 98.9
  },
  "luminance": 0.72908
}

Semantic roles & 50–950 ramp

primary

#ECDF99

secondary

#6272C8

accent

#32D115

background

#FFFEFD

surface

#FEFCF8

border

#D6D5D1

text

#171611

muted

#858481

Preview Lab

Preview with #ECDF99

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

Preview Lab → · Contrast checker → · Palette generator →