#E4F561#E4F561

#E4F561 is a very light, vivid yellow. Relative luminance 0.827; OKLCH L 93.0% C 0.171 H 115.3°. Best body text is #000000 at 17.53:1 contrast (WCAG AA passes).

Color values

HEX	#E4F561
RGB	rgb(228, 245, 97)
HSL	hsl(67, 88%, 67%)
HSV	hsv(67, 60%, 96%)
CMYK	cmyk(6.9%, 0%, 60.4%, 3.9%)
CIE-LAB	lab(92.87, -24.69, 67.32)
CIE-LCH	lch(92.87, 71.71, 110.14°)
OKLab	oklab(93% -0.0729 0.1541)
OKLCH	oklch(93% 0.171 115.3)
XYZ	xyz(66.8064, 82.6629, 23.7432)
Luminance	0.8266 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E4F561 #7261F5

analogous

#F5BC61 #E4F561 #9AF561

triadic

#E4F561 #61E4F5 #F561E4

tetradic

#E4F561 #61F5BC #7261F5 #F5619A

square

#E4F561 #61F5BC #7261F5 #F5619A

split-complementary

#E4F561 #619AF5 #BC61F5

monochromatic

#B8CF0D #DAF127 #E4F561 #EEF99B #F8FCD4

Accessibility & contrast

On white

1.20

#E4F561 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.53

#E4F561 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E4F561

17.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E4F561	#FFFFFF	#000000	##000000
##E4F561	1.00	1.20	17.53	17.53
#FFFFFF	1.20	1.00	21.00	21.00
#000000	17.53	21.00	1.00	1.00
##000000	17.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE94F

Deuteranopia (green-blind)

#FFEC6B

Tritanopia (blue-blind)

#F1E8D6

Achromatopsia (no color)

#EAEAEA

Design tokens & code

CSS

--color: #e4f561;
/* rgb */ color: rgb(228, 245, 97);
/* oklch */ color: oklch(93.0% 0.171 115.3);

Tailwind

colors: {
  custom: {
    50: '#eff894',
    500: '#e4f561',
    950: '#000000',
  },
}

SCSS

$custom: #e4f561;
$custom-light: #eff894;
$custom-dark: #000000;

JSON

{
  "hex": "#e4f561",
  "rgb": {
    "r": 228,
    "g": 245,
    "b": 97
  },
  "hsl": {
    "h": 66.892,
    "s": 88.095,
    "l": 67.059
  },
  "oklch": {
    "l": 0.92999,
    "c": 0.17053,
    "h": 115.3
  },
  "luminance": 0.82662
}

Semantic roles & 50–950 ramp

primary

#E4F561

secondary

#4230CA

accent

#01E51B

background

#FFFFFC

surface

#FEFEF5

border

#D6D6CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #E4F561

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

Preview Lab → · Contrast checker → · Palette generator →