#ECDE63#ECDE63

#ECDE63 is a very light, vivid yellow. Relative luminance 0.710; OKLCH L 88.9% C 0.144 H 102.8°. Best body text is #000000 at 15.20:1 contrast (WCAG AA passes).

Color values

HEX	#ECDE63
RGB	rgb(236, 222, 99)
HSL	hsl(54, 78%, 66%)
HSV	hsv(54, 58%, 93%)
CMYK	cmyk(0%, 5.9%, 58.1%, 7.5%)
CIE-LAB	lab(87.47, -10.14, 60.72)
CIE-LCH	lch(87.47, 61.56, 99.48°)
OKLab	oklab(88.85% -0.032 0.1402)
OKLCH	oklch(88.85% 0.144 102.8)
XYZ	xyz(62.9677, 70.9786, 22.1854)
Luminance	0.7098 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECDE63 #6371EC

analogous

#EC9A63 #ECDE63 #B5EC63

triadic

#ECDE63 #63ECDE #DE63EC

tetradic

#ECDE63 #63EC9A #6371EC #EC63B5

square

#ECDE63 #63EC9A #6371EC #EC63B5

split-complementary

#ECDE63 #63B5EC #9A63EC

monochromatic

#BEAD17 #E5D22C #ECDE63 #F3EA9A #F9F5D0

Accessibility & contrast

On white

1.38

#ECDE63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.20

#ECDE63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECDE63

15.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECDE63	#FFFFFF	#000000	##000000
##ECDE63	1.00	1.38	15.20	15.20
#FFFFFF	1.38	1.00	21.00	21.00
#000000	15.20	21.00	1.00	1.00
##000000	15.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0D756

Deuteranopia (green-blind)

#F4DE69

Tritanopia (blue-blind)

#FCD0C3

Achromatopsia (no color)

#DBDBDB

Design tokens & code

CSS

--color: #ecde63;
/* rgb */ color: rgb(236, 222, 99);
/* oklch */ color: oklch(88.9% 0.144 102.8);

Tailwind

colors: {
  custom: {
    50: '#f5e894',
    500: '#ecde63',
    950: '#000000',
  },
}

SCSS

$custom: #ecde63;
$custom-light: #f5e894;
$custom-dark: #000000;

JSON

{
  "hex": "#ecde63",
  "rgb": {
    "r": 236,
    "g": 222,
    "b": 99
  },
  "hsl": {
    "h": 53.869,
    "s": 78.286,
    "l": 65.686
  },
  "oklch": {
    "l": 0.88853,
    "c": 0.14378,
    "h": 102.8
  },
  "luminance": 0.70976
}

Semantic roles & 50–950 ramp

primary

#ECDE63

secondary

#3745BC

accent

#20DB0B

background

#FFFEFC

surface

#FFFCF4

border

#D7D5CE

text

#17160D

muted

#85847F

Preview Lab

Preview with #ECDE63

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

Preview Lab → · Contrast checker → · Palette generator →