#ECFA73#ECFA73

#ECFA73 is a very light, vivid yellow. Relative luminance 0.874; OKLCH L 94.8% C 0.159 H 114.4°. Best body text is #000000 at 18.49:1 contrast (WCAG AA passes).

Color values

HEX	#ECFA73
RGB	rgb(236, 250, 115)
HSL	hsl(66, 93%, 72%)
HSV	hsv(66, 54%, 98%)
CMYK	cmyk(5.6%, 0%, 54%, 2%)
CIE-LAB	lab(94.93, -22.60, 62.12)
CIE-LCH	lch(94.93, 66.10, 109.99°)
OKLab	oklab(94.84% -0.0657 0.145)
OKLCH	oklch(94.84% 0.159 114.4)
XYZ	xyz(71.8736, 87.4430, 29.3083)
Luminance	0.8744 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFA73 #8173FA

analogous

#FAC573 #ECFA73 #A9FA73

triadic

#ECFA73 #73ECFA #FA73EC

tetradic

#ECFA73 #73FAC5 #8173FA #FA73A9

square

#ECFA73 #73FAC5 #8173FA #FA73A9

split-complementary

#ECFA73 #73A9FA #C573FA

monochromatic

#D3EA08 #E4F838 #ECFA73 #F4FCAE #FBFEE1

Accessibility & contrast

On white

1.14

#ECFA73 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.49

#ECFA73 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFA73

18.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFA73	#FFFFFF	#000000	##000000
##ECFA73	1.00	1.14	18.49	18.49
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.49	21.00	1.00	1.00
##000000	18.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF65

Deuteranopia (green-blind)

#FFF27B

Tritanopia (blue-blind)

#F9EDDC

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #ecfa73;
/* rgb */ color: rgb(236, 250, 115);
/* oklch */ color: oklch(94.8% 0.159 114.4);

Tailwind

colors: {
  custom: {
    50: '#f4fb9f',
    500: '#ecfa73',
    950: '#000000',
  },
}

SCSS

$custom: #ecfa73;
$custom-light: #f4fb9f;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfa73",
  "rgb": {
    "r": 236,
    "g": 250,
    "b": 115
  },
  "hsl": {
    "h": 66.222,
    "s": 93.103,
    "l": 71.569
  },
  "oklch": {
    "l": 0.94843,
    "c": 0.15917,
    "h": 114.4
  },
  "luminance": 0.87442
}

Semantic roles & 50–950 ramp

primary

#ECFA73

secondary

#4B3BD6

accent

#00E618

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170F

muted

#858580

Preview Lab

Preview with #ECFA73

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

Preview Lab → · Contrast checker → · Palette generator →