#ECF569#ECF569

#ECF569 is a very light, vivid yellow. Relative luminance 0.842; OKLCH L 93.7% C 0.162 H 112.5°. Best body text is #000000 at 17.83:1 contrast (WCAG AA passes).

Color values

HEX	#ECF569
RGB	rgb(236, 245, 105)
HSL	hsl(64, 88%, 69%)
HSV	hsv(64, 57%, 96%)
CMYK	cmyk(3.7%, 0%, 57.1%, 3.9%)
CIE-LAB	lab(93.52, -20.97, 64.86)
CIE-LCH	lch(93.52, 68.17, 107.92°)
OKLab	oklab(93.69% -0.0621 0.1497)
OKLCH	oklch(93.69% 0.162 112.5)
XYZ	xyz(69.7959, 84.1590, 25.9294)
Luminance	0.8416 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF569 #7269F5

analogous

#F5B869 #ECF569 #A6F569

triadic

#ECF569 #69ECF5 #F569EC

tetradic

#ECF569 #69F5B8 #7269F5 #F569A6

square

#ECF569 #69F5B8 #7269F5 #F569A6

split-complementary

#ECF569 #69A6F5 #B869F5

monochromatic

#C9D50E #E5F130 #ECF569 #F3F9A2 #FBFDDC

Accessibility & contrast

On white

1.18

#ECF569 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.83

#ECF569 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF569

17.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF569	#FFFFFF	#000000	##000000
##ECF569	1.00	1.18	17.83	17.83
#FFFFFF	1.18	1.00	21.00	21.00
#000000	17.83	21.00	1.00	1.00
##000000	17.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEB5A

Deuteranopia (green-blind)

#FFEE71

Tritanopia (blue-blind)

#FAE8D7

Achromatopsia (no color)

#ECECEC

Design tokens & code

CSS

--color: #ecf569;
/* rgb */ color: rgb(236, 245, 105);
/* oklch */ color: oklch(93.7% 0.162 112.5);

Tailwind

colors: {
  custom: {
    50: '#f5f899',
    500: '#ecf569',
    950: '#000000',
  },
}

SCSS

$custom: #ecf569;
$custom-light: #f5f899;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf569",
  "rgb": {
    "r": 236,
    "g": 245,
    "b": 105
  },
  "hsl": {
    "h": 63.857,
    "s": 87.5,
    "l": 68.627
  },
  "oklch": {
    "l": 0.93688,
    "c": 0.1621,
    "h": 112.5
  },
  "luminance": 0.84158
}

Semantic roles & 50–950 ramp

primary

#ECF569

secondary

#3E34CE

accent

#01E410

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #ECF569

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

Preview Lab → · Contrast checker → · Palette generator →