#E4F64F#E4F64F

#E4F64F is a very light, vivid yellow. Relative luminance 0.830; OKLCH L 93.1% C 0.184 H 115.4°. Best body text is #000000 at 17.59:1 contrast (WCAG AA passes).

Color values

HEX	#E4F64F
RGB	rgb(228, 246, 79)
HSL	hsl(66, 90%, 64%)
HSV	hsv(66, 68%, 96%)
CMYK	cmyk(7.3%, 0%, 67.9%, 3.5%)
CIE-LAB	lab(93.00, -26.26, 74.41)
CIE-LCH	lch(93.00, 78.90, 109.44°)
OKLab	oklab(93.07% -0.079 0.1665)
OKLCH	oklch(93.07% 0.184 115.4)
XYZ	xyz(66.3636, 82.9711, 19.9147)
Luminance	0.8297 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E4F64F #614FF6

analogous

#F6B44F #E4F64F #90F64F

triadic

#E4F64F #4FE4F6 #F64FE4

tetradic

#E4F64F #4FF6B4 #614FF6 #F64F90

square

#E4F64F #4FF6B4 #614FF6 #F64F90

split-complementary

#E4F64F #4F90F6 #B44FF6

monochromatic

#ADC10A #DBF315 #E4F64F #EDF989 #F6FCC3

Accessibility & contrast

On white

1.19

#E4F64F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.59

#E4F64F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E4F64F

17.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E4F64F	#FFFFFF	#000000	##000000
##E4F64F	1.00	1.19	17.59	17.59
#FFFFFF	1.19	1.00	21.00	21.00
#000000	17.59	21.00	1.00	1.00
##000000	17.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEA34

Deuteranopia (green-blind)

#FFEC5C

Tritanopia (blue-blind)

#F2E8D5

Achromatopsia (no color)

#EBEBEB

Design tokens & code

CSS

--color: #e4f64f;
/* rgb */ color: rgb(228, 246, 79);
/* oklch */ color: oklch(93.1% 0.184 115.4);

Tailwind

colors: {
  custom: {
    50: '#f0f98a',
    500: '#e4f64f',
    950: '#000000',
  },
}

SCSS

$custom: #e4f64f;
$custom-light: #f0f98a;
$custom-dark: #000000;

JSON

{
  "hex": "#e4f64f",
  "rgb": {
    "r": 228,
    "g": 246,
    "b": 79
  },
  "hsl": {
    "h": 66.467,
    "s": 90.27,
    "l": 63.725
  },
  "oklch": {
    "l": 0.93065,
    "c": 0.18433,
    "h": 115.4
  },
  "luminance": 0.8297
}

Semantic roles & 50–950 ramp

primary

#E4F64F

secondary

#3B2BBE

accent

#00E619

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#17170C

muted

#85857F

Preview Lab

Preview with #E4F64F

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

Preview Lab → · Contrast checker → · Palette generator →