#EFF565#EFF565

#EFF565 is a very light, vivid yellow. Relative luminance 0.846; OKLCH L 93.9% C 0.165 H 111.4°. Best body text is #000000 at 17.92:1 contrast (WCAG AA passes).

Color values

HEX	#EFF565
RGB	rgb(239, 245, 101)
HSL	hsl(63, 88%, 68%)
HSV	hsv(63, 59%, 96%)
CMYK	cmyk(2.4%, 0%, 58.8%, 3.9%)
CIE-LAB	lab(93.71, -20.06, 66.82)
CIE-LCH	lch(93.71, 69.77, 106.71°)
OKLab	oklab(93.88% -0.0601 0.1533)
OKLCH	oklch(93.88% 0.165 111.4)
XYZ	xyz(70.5998, 84.5967, 24.9191)
Luminance	0.8459 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF565 #6B65F5

analogous

#F5B365 #EFF565 #A7F565

triadic

#EFF565 #65EFF5 #F565EF

tetradic

#EFF565 #65F5B3 #6B65F5 #F565A7

square

#EFF565 #65F5B3 #6B65F5 #F565A7

split-complementary

#EFF565 #65A7F5 #B365F5

monochromatic

#CAD20E #E9F12C #EFF565 #F5F99E #FBFCD8

Accessibility & contrast

On white

1.17

#EFF565 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.92

#EFF565 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF565

17.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF565	#FFFFFF	#000000	##000000
##EFF565	1.00	1.17	17.92	17.92
#FFFFFF	1.17	1.00	21.00	21.00
#000000	17.92	21.00	1.00	1.00
##000000	17.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEB54

Deuteranopia (green-blind)

#FFEF6E

Tritanopia (blue-blind)

#FEE7D6

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #eff565;
/* rgb */ color: rgb(239, 245, 101);
/* oklch */ color: oklch(93.9% 0.165 111.4);

Tailwind

colors: {
  custom: {
    50: '#f7f896',
    500: '#eff565',
    950: '#000000',
  },
}

SCSS

$custom: #eff565;
$custom-light: #f7f896;
$custom-dark: #000000;

JSON

{
  "hex": "#eff565",
  "rgb": {
    "r": 239,
    "g": 245,
    "b": 101
  },
  "hsl": {
    "h": 62.5,
    "s": 87.805,
    "l": 67.843
  },
  "oklch": {
    "l": 0.93884,
    "c": 0.16472,
    "h": 111.4
  },
  "luminance": 0.84595
}

Semantic roles & 50–950 ramp

primary

#EFF565

secondary

#3731CD

accent

#01E40B

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #EFF565

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

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