#EFF65E#EFF65E

#EFF65E is a very light, vivid yellow. Relative luminance 0.851; OKLCH L 94.0% C 0.171 H 111.8°. Best body text is #000000 at 18.01:1 contrast (WCAG AA passes).

Color values

HEX	#EFF65E
RGB	rgb(239, 246, 94)
HSL	hsl(63, 89%, 67%)
HSV	hsv(63, 62%, 96%)
CMYK	cmyk(2.8%, 0%, 61.8%, 3.5%)
CIE-LAB	lab(93.91, -21.00, 69.90)
CIE-LCH	lch(93.91, 72.98, 106.72°)
OKLab	oklab(94.03% -0.0635 0.159)
OKLCH	oklch(94.03% 0.171 111.8)
XYZ	xyz(70.5747, 85.0720, 23.2903)
Luminance	0.8507 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF65E #655EF6

analogous

#F6B15E #EFF65E #A3F65E

triadic

#EFF65E #5EEFF6 #F65EEF

tetradic

#EFF65E #5EF6B1 #655EF6 #F65EA3

square

#EFF65E #5EF6B1 #655EF6 #F65EA3

split-complementary

#EFF65E #5EA3F6 #B15EF6

monochromatic

#C5CE0C #E9F324 #EFF65E #F5F998 #FBFCD2

Accessibility & contrast

On white

1.17

#EFF65E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.01

#EFF65E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF65E

18.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF65E	#FFFFFF	#000000	##000000
##EFF65E	1.00	1.17	18.01	18.01
#FFFFFF	1.17	1.00	21.00	21.00
#000000	18.01	21.00	1.00	1.00
##000000	18.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEB4B

Deuteranopia (green-blind)

#FFEF68

Tritanopia (blue-blind)

#FEE8D6

Achromatopsia (no color)

#EDEDED

Design tokens & code

CSS

--color: #eff65e;
/* rgb */ color: rgb(239, 246, 94);
/* oklch */ color: oklch(94.0% 0.171 111.8);

Tailwind

colors: {
  custom: {
    50: '#f7f992',
    500: '#eff65e',
    950: '#000000',
  },
}

SCSS

$custom: #eff65e;
$custom-light: #f7f992;
$custom-dark: #000000;

JSON

{
  "hex": "#eff65e",
  "rgb": {
    "r": 239,
    "g": 246,
    "b": 94
  },
  "hsl": {
    "h": 62.763,
    "s": 89.412,
    "l": 66.667
  },
  "oklch": {
    "l": 0.94029,
    "c": 0.17116,
    "h": 111.8
  },
  "luminance": 0.8507
}

Semantic roles & 50–950 ramp

primary

#EFF65E

secondary

#362ECA

accent

#00E60B

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#18170D

muted

#86857F

Preview Lab

Preview with #EFF65E

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

Preview Lab → · Contrast checker → · Palette generator →