#E3F454#E3F454

#E3F454 is a very light, vivid yellow. Relative luminance 0.817; OKLCH L 92.6% C 0.179 H 115.2°. Best body text is #000000 at 17.33:1 contrast (WCAG AA passes).

Color values

HEX	#E3F454
RGB	rgb(227, 244, 84)
HSL	hsl(66, 88%, 64%)
HSV	hsv(66, 66%, 96%)
CMYK	cmyk(7%, 0%, 65.6%, 4.3%)
CIE-LAB	lab(92.43, -25.44, 71.96)
CIE-LCH	lch(92.43, 76.32, 109.47°)
OKLab	oklab(92.6% -0.0762 0.1622)
OKLCH	oklch(92.6% 0.179 115.2)
XYZ	xyz(65.6311, 81.6734, 20.6929)
Luminance	0.8167 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E3F454 #6554F4

analogous

#F4B554 #E3F454 #93F454

triadic

#E3F454 #54E3F4 #F454E3

tetradic

#E3F454 #54F4B5 #6554F4 #F45493

square

#E3F454 #54F4B5 #6554F4 #F45493

split-complementary

#E3F454 #5493F4 #B554F4

monochromatic

#AEC10C #DAF01B #E3F454 #ECF88E #F6FBC7

Accessibility & contrast

On white

1.21

#E3F454 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.33

#E3F454 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E3F454

17.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E3F454	#FFFFFF	#000000	##000000
##E3F454	1.00	1.21	17.33	17.33
#FFFFFF	1.21	1.00	21.00	21.00
#000000	17.33	21.00	1.00	1.00
##000000	17.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE83D

Deuteranopia (green-blind)

#FFEB5F

Tritanopia (blue-blind)

#F1E6D4

Achromatopsia (no color)

#E9E9E9

Design tokens & code

CSS

--color: #e3f454;
/* rgb */ color: rgb(227, 244, 84);
/* oklch */ color: oklch(92.6% 0.179 115.2);

Tailwind

colors: {
  custom: {
    50: '#eff78c',
    500: '#e3f454',
    950: '#000000',
  },
}

SCSS

$custom: #e3f454;
$custom-light: #eff78c;
$custom-dark: #000000;

JSON

{
  "hex": "#e3f454",
  "rgb": {
    "r": 227,
    "g": 244,
    "b": 84
  },
  "hsl": {
    "h": 66.375,
    "s": 87.912,
    "l": 64.314
  },
  "oklch": {
    "l": 0.926,
    "c": 0.17918,
    "h": 115.2
  },
  "luminance": 0.81672
}

Semantic roles & 50–950 ramp

primary

#E3F454

secondary

#3D2DBF

accent

#01E419

background

#FFFFFC

surface

#FEFEF4

border

#D6D6CE

text

#17170D

muted

#85857F

Preview Lab

Preview with #E3F454

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

Preview Lab → · Contrast checker → · Palette generator →