#ECF27C#ECF27C

#ECF27C is a very light, vivid yellow. Relative luminance 0.828; OKLCH L 93.3% C 0.142 H 111.4°. Best body text is #000000 at 17.56:1 contrast (WCAG AA passes).

Color values

HEX	#ECF27C
RGB	rgb(236, 242, 124)
HSL	hsl(63, 82%, 72%)
HSV	hsv(63, 49%, 95%)
CMYK	cmyk(2.5%, 0%, 48.8%, 5.1%)
CIE-LAB	lab(92.92, -18.00, 55.72)
CIE-LCH	lch(92.92, 58.56, 107.90°)
OKLab	oklab(93.27% -0.0518 0.1319)
OKLCH	oklch(93.27% 0.142 111.4)
XYZ	xyz(69.9836, 82.7937, 31.3590)
Luminance	0.8279 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF27C #827CF2

analogous

#F2BD7C #ECF27C #B1F27C

triadic

#ECF27C #7CECF2 #F27CEC

tetradic

#ECF27C #7CF2BD #827CF2 #F27CB1

square

#ECF27C #7CF2BD #827CF2 #F27CB1

split-complementary

#ECF27C #7CB1F2 #BD7CF2

monochromatic

#D3DE16 #E4EC44 #ECF27C #F4F8B4 #FBFCE3

Accessibility & contrast

On white

1.20

#ECF27C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.56

#ECF27C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF27C

17.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF27C	#FFFFFF	#000000	##000000
##ECF27C	1.00	1.20	17.56	17.56
#FFFFFF	1.20	1.00	21.00	21.00
#000000	17.56	21.00	1.00	1.00
##000000	17.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE971

Deuteranopia (green-blind)

#FFEC82

Tritanopia (blue-blind)

#F9E6D7

Achromatopsia (no color)

#EBEBEB

Design tokens & code

CSS

--color: #ecf27c;
/* rgb */ color: rgb(236, 242, 124);
/* oklch */ color: oklch(93.3% 0.142 111.4);

Tailwind

colors: {
  custom: {
    50: '#f4f6a4',
    500: '#ecf27c',
    950: '#000000',
  },
}

SCSS

$custom: #ecf27c;
$custom-light: #f4f6a4;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf27c",
  "rgb": {
    "r": 236,
    "g": 242,
    "b": 124
  },
  "hsl": {
    "h": 63.051,
    "s": 81.944,
    "l": 71.765
  },
  "oklch": {
    "l": 0.93274,
    "c": 0.14176,
    "h": 111.4
  },
  "luminance": 0.82792
}

Semantic roles & 50–950 ramp

primary

#ECF27C

secondary

#4C45CD

accent

#07DE12

background

#FFFFFC

surface

#FFFEF6

border

#D7D6D0

text

#17170F

muted

#858580

Preview Lab

Preview with #ECF27C

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

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