#ECFA5E#ECFA5E

#ECFA5E is a very light, vivid yellow. Relative luminance 0.870; OKLCH L 94.6% C 0.176 H 114.1°. Best body text is #000000 at 18.40:1 contrast (WCAG AA passes).

Color values

HEX	#ECFA5E
RGB	rgb(236, 250, 94)
HSL	hsl(65, 94%, 67%)
HSV	hsv(65, 62%, 98%)
CMYK	cmyk(5.6%, 0%, 62.4%, 2%)
CIE-LAB	lab(94.74, -24.10, 70.71)
CIE-LCH	lch(94.74, 74.70, 108.82°)
OKLab	oklab(94.64% -0.072 0.1607)
OKLCH	oklch(94.64% 0.176 114.1)
XYZ	xyz(70.7998, 87.0135, 23.6531)
Luminance	0.8701 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECFA5E #6C5EFA

analogous

#FABA5E #ECFA5E #9EFA5E

triadic

#ECFA5E #5EECFA #FA5EEC

tetradic

#ECFA5E #5EFABA #6C5EFA #FA5E9E

square

#ECFA5E #5EFABA #6C5EFA #FA5E9E

split-complementary

#ECFA5E #5E9EFA #BA5EFA

monochromatic

#C4D707 #E5F823 #ECFA5E #F3FC99 #FAFED5

Accessibility & contrast

On white

1.14

#ECFA5E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.40

#ECFA5E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECFA5E

18.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECFA5E	#FFFFFF	#000000	##000000
##ECFA5E	1.00	1.14	18.40	18.40
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.40	21.00	1.00	1.00
##000000	18.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEE4A

Deuteranopia (green-blind)

#FFF168

Tritanopia (blue-blind)

#FAECDA

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #ecfa5e;
/* rgb */ color: rgb(236, 250, 94);
/* oklch */ color: oklch(94.6% 0.176 114.1);

Tailwind

colors: {
  custom: {
    50: '#f5fb92',
    500: '#ecfa5e',
    950: '#000000',
  },
}

SCSS

$custom: #ecfa5e;
$custom-light: #f5fb92;
$custom-dark: #000000;

JSON

{
  "hex": "#ecfa5e",
  "rgb": {
    "r": 236,
    "g": 250,
    "b": 94
  },
  "hsl": {
    "h": 65.385,
    "s": 93.976,
    "l": 67.451
  },
  "oklch": {
    "l": 0.94639,
    "c": 0.17613,
    "h": 114.1
  },
  "luminance": 0.87012
}

Semantic roles & 50–950 ramp

primary

#ECFA5E

secondary

#3A2BD1

accent

#00E615

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#17170D

muted

#85857F

Preview Lab

Preview with #ECFA5E

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

Preview Lab → · Contrast checker → · Palette generator →