#ECFA6D#ECFA6D

#ECFA6D is a very light, vivid yellow. Relative luminance 0.873; OKLCH L 94.8% C 0.164 H 114.3°. Best body text is #000000 at 18.46:1 contrast (WCAG AA passes).

Color values

HEX	#ECFA6D
RGB	rgb(236, 250, 109)
HSL	hsl(66, 93%, 70%)
HSV	hsv(66, 56%, 98%)
CMYK	cmyk(5.6%, 0%, 56.4%, 2%)
CIE-LAB	lab(94.87, -23.07, 64.66)
CIE-LCH	lch(94.87, 68.65, 109.63°)
OKLab	oklab(94.78% -0.0676 0.1498)
OKLCH	oklch(94.78% 0.164 114.3)
XYZ	xyz(71.5395, 87.3094, 27.5488)
Luminance	0.8731 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFA6D #7B6DFA

analogous

#FAC16D #ECFA6D #A6FA6D

triadic

#ECFA6D #6DECFA #FA6DEC

tetradic

#ECFA6D #6DFAC1 #7B6DFA #FA6DA6

square

#ECFA6D #6DFAC1 #7B6DFA #FA6DA6

split-complementary

#ECFA6D #6DA6FA #C16DFA

monochromatic

#CFE508 #E4F832 #ECFA6D #F4FCA8 #FBFEE1

Accessibility & contrast

On white

1.14

#ECFA6D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.46

#ECFA6D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFA6D

18.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFA6D	#FFFFFF	#000000	##000000
##ECFA6D	1.00	1.14	18.46	18.46
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.46	21.00	1.00	1.00
##000000	18.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF5E

Deuteranopia (green-blind)

#FFF275

Tritanopia (blue-blind)

#FAEDDB

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #ecfa6d;
/* rgb */ color: rgb(236, 250, 109);
/* oklch */ color: oklch(94.8% 0.164 114.3);

Tailwind

colors: {
  custom: {
    50: '#f5fb9b',
    500: '#ecfa6d',
    950: '#000000',
  },
}

SCSS

$custom: #ecfa6d;
$custom-light: #f5fb9b;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfa6d",
  "rgb": {
    "r": 236,
    "g": 250,
    "b": 109
  },
  "hsl": {
    "h": 65.957,
    "s": 93.377,
    "l": 70.392
  },
  "oklch": {
    "l": 0.94779,
    "c": 0.16432,
    "h": 114.3
  },
  "luminance": 0.87308
}

Semantic roles & 50–950 ramp

primary

#ECFA6D

secondary

#4636D5

accent

#00E617

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #ECFA6D

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

Preview Lab → · Contrast checker → · Palette generator →