#E1EF64#E1EF64

#E1EF64 is a very light, vivid yellow. Relative luminance 0.787; OKLCH L 91.5% C 0.162 H 114.5°. Best body text is #000000 at 16.73:1 contrast (WCAG AA passes).

Color values

HEX	#E1EF64
RGB	rgb(225, 239, 100)
HSL	hsl(66, 81%, 66%)
HSV	hsv(66, 58%, 94%)
CMYK	cmyk(5.9%, 0%, 58.2%, 6.3%)
CIE-LAB	lab(91.08, -22.81, 64.05)
CIE-LCH	lch(91.08, 67.99, 109.60°)
OKLab	oklab(91.52% -0.0672 0.1476)
OKLCH	oklch(91.52% 0.162 114.5)
XYZ	xyz(64.2195, 78.6617, 23.8543)
Luminance	0.7866 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E1EF64 #7264EF

analogous

#EFB864 #E1EF64 #9CEF64

triadic

#E1EF64 #64E1EF #EF64E1

tetradic

#E1EF64 #64EFB8 #7264EF #EF649C

square

#E1EF64 #64EFB8 #7264EF #EF649C

split-complementary

#E1EF64 #649CEF #B864EF

monochromatic

#B3C414 #D6E92D #E1EF64 #ECF59B #F6FAD3

Accessibility & contrast

On white

1.26

#E1EF64 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.73

#E1EF64 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E1EF64

16.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E1EF64	#FFFFFF	#000000	##000000
##E1EF64	1.00	1.26	16.73	16.73
#FFFFFF	1.26	1.00	21.00	21.00
#000000	16.73	21.00	1.00	1.00
##000000	16.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE454

Deuteranopia (green-blind)

#FEE76D

Tritanopia (blue-blind)

#EEE2D1

Achromatopsia (no color)

#E5E5E5

Design tokens & code

CSS

--color: #e1ef64;
/* rgb */ color: rgb(225, 239, 100);
/* oklch */ color: oklch(91.5% 0.162 114.5);

Tailwind

colors: {
  custom: {
    50: '#edf495',
    500: '#e1ef64',
    950: '#000000',
  },
}

SCSS

$custom: #e1ef64;
$custom-light: #edf495;
$custom-dark: #000000;

JSON

{
  "hex": "#e1ef64",
  "rgb": {
    "r": 225,
    "g": 239,
    "b": 100
  },
  "hsl": {
    "h": 66.043,
    "s": 81.287,
    "l": 66.471
  },
  "oklch": {
    "l": 0.91523,
    "c": 0.1622,
    "h": 114.5
  },
  "luminance": 0.78661
}

Semantic roles & 50–950 ramp

primary

#E1EF64

secondary

#4335C2

accent

#08DE1D

background

#FFFFFC

surface

#FEFEF5

border

#D6D6CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #E1EF64

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

Preview Lab → · Contrast checker → · Palette generator →