#E4F045#E4F045

#E4F045 is a very light, vivid yellow. Relative luminance 0.792; OKLCH L 91.7% C 0.184 H 113.5°. Best body text is #000000 at 16.85:1 contrast (WCAG AA passes).

Color values

HEX	#E4F045
RGB	rgb(228, 240, 69)
HSL	hsl(64, 85%, 61%)
HSV	hsv(64, 71%, 94%)
CMYK	cmyk(5%, 0%, 71.3%, 5.9%)
CIE-LAB	lab(91.35, -23.92, 76.25)
CIE-LCH	lch(91.35, 79.92, 107.42°)
OKLab	oklab(91.72% -0.0734 0.1688)
OKLCH	oklch(91.72% 0.184 113.5)
XYZ	xyz(64.2311, 79.2452, 17.5413)
Luminance	0.7924 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E4F045 #5145F0

analogous

#F0A745 #E4F045 #8EF045

triadic

#E4F045 #45E4F0 #F045E4

tetradic

#E4F045 #45F0A7 #5145F0 #F0458E

square

#E4F045 #45F0A7 #5145F0 #F0458E

split-complementary

#E4F045 #458EF0 #A745F0

monochromatic

#A2AD0E #D7E512 #E4F045 #ECF57E #F4F9B6

Accessibility & contrast

On white

1.25

#E4F045 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.85

#E4F045 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E4F045

16.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E4F045	#FFFFFF	#000000	##000000
##E4F045	1.00	1.25	16.85	16.85
#FFFFFF	1.25	1.00	21.00	21.00
#000000	16.85	21.00	1.00	1.00
##000000	16.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE524

Deuteranopia (green-blind)

#FFE853

Tritanopia (blue-blind)

#F3E2CF

Achromatopsia (no color)

#E6E6E6

Design tokens & code

CSS

--color: #e4f045;
/* rgb */ color: rgb(228, 240, 69);
/* oklch */ color: oklch(91.7% 0.184 113.5);

Tailwind

colors: {
  custom: {
    50: '#f0f484',
    500: '#e4f045',
    950: '#000000',
  },
}

SCSS

$custom: #e4f045;
$custom-light: #f0f484;
$custom-dark: #000000;

JSON

{
  "hex": "#e4f045",
  "rgb": {
    "r": 228,
    "g": 240,
    "b": 69
  },
  "hsl": {
    "h": 64.211,
    "s": 85.075,
    "l": 60.588
  },
  "oklch": {
    "l": 0.91718,
    "c": 0.18409,
    "h": 113.5
  },
  "luminance": 0.79244
}

Semantic roles & 50–950 ramp

primary

#E4F045

secondary

#352CAD

accent

#04E213

background

#FFFFFC

surface

#FFFEF3

border

#D7D6CD

text

#17170C

muted

#85857F

Preview Lab

Preview with #E4F045

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

Preview Lab → · Contrast checker → · Palette generator →