#EEFF61#EEFF61

#EEFF61 is a very light, vivid yellow. Relative luminance 0.906; OKLCH L 95.9% C 0.179 H 115.0°. Best body text is #000000 at 19.11:1 contrast (WCAG AA passes).

Color values

HEX	#EEFF61
RGB	rgb(238, 255, 97)
HSL	hsl(66, 100%, 69%)
HSV	hsv(66, 62%, 100%)
CMYK	cmyk(6.7%, 0%, 62%, 0%)
CIE-LAB	lab(96.23, -25.48, 71.14)
CIE-LCH	lch(96.23, 75.57, 109.70°)
OKLab	oklab(95.87% -0.0757 0.162)
OKLCH	oklch(95.87% 0.179 115)
XYZ	xyz(73.1792, 90.5614, 24.9320)
Luminance	0.9056 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EEFF61 #7261FF

analogous

#FFC161 #EEFF61 #9FFF61

triadic

#EEFF61 #61EEFF #FF61EE

tetradic

#EEFF61 #61FFC1 #7261FF #FF619F

square

#EEFF61 #61FFC1 #7261FF #FF619F

split-complementary

#EEFF61 #619FFF #C161FF

monochromatic

#CDE600 #E7FF24 #EEFF61 #F5FF9E #FBFFDB

Accessibility & contrast

On white

1.10

#EEFF61 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.11

#EEFF61 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EEFF61

19.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EEFF61	#FFFFFF	#000000	##000000
##EEFF61	1.00	1.10	19.11	19.11
#FFFFFF	1.10	1.00	21.00	21.00
#000000	19.11	21.00	1.00	1.00
##000000	19.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF34D

Deuteranopia (green-blind)

#FFF66C

Tritanopia (blue-blind)

#FCF1DE

Achromatopsia (no color)

#F4F4F4

Design tokens & code

CSS

--color: #eeff61;
/* rgb */ color: rgb(238, 255, 97);
/* oklch */ color: oklch(95.9% 0.179 115.0);

Tailwind

colors: {
  custom: {
    50: '#f7ff94',
    500: '#eeff61',
    950: '#000000',
  },
}

SCSS

$custom: #eeff61;
$custom-light: #f7ff94;
$custom-dark: #000000;

JSON

{
  "hex": "#eeff61",
  "rgb": {
    "r": 238,
    "g": 255,
    "b": 97
  },
  "hsl": {
    "h": 66.456,
    "s": 100,
    "l": 69.02
  },
  "oklch": {
    "l": 0.95871,
    "c": 0.17882,
    "h": 115
  },
  "luminance": 0.9056
}

Semantic roles & 50–950 ramp

primary

#EEFF61

secondary

#3D2BDA

accent

#00E619

background

#FFFFFC

surface

#FFFFF5

border

#D7D7CF

text

#18170E

muted

#86857F

Preview Lab

Preview with #EEFF61

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

Preview Lab → · Contrast checker → · Palette generator →