#E9FB50#E9FB50

#E9FB50 is a very light, vivid yellow. Relative luminance 0.869; OKLCH L 94.5% C 0.188 H 115.3°. Best body text is #000000 at 18.38:1 contrast (WCAG AA passes).

Color values

HEX	#E9FB50
RGB	rgb(233, 251, 80)
HSL	hsl(66, 96%, 65%)
HSV	hsv(66, 68%, 98%)
CMYK	cmyk(7.2%, 0%, 68.1%, 1.6%)
CIE-LAB	lab(94.70, -26.57, 75.86)
CIE-LCH	lch(94.70, 80.38, 109.30°)
OKLab	oklab(94.52% -0.0801 0.1696)
OKLCH	oklch(94.52% 0.188 115.3)
XYZ	xyz(69.5512, 86.8983, 20.6970)
Luminance	0.8690 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E9FB50 #6250FB

analogous

#FBB850 #E9FB50 #93FB50

triadic

#E9FB50 #50E9FB #FB50E9

tetradic

#E9FB50 #50FBB8 #6250FB #FB5093

square

#E9FB50 #50FBB8 #6250FB #FB5093

split-complementary

#E9FB50 #5093FB #B850FB

monochromatic

#B7CC05 #E1FA14 #E9FB50 #F1FC8C #F8FEC8

Accessibility & contrast

On white

1.14

#E9FB50 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.38

#E9FB50 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E9FB50

18.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E9FB50	#FFFFFF	#000000	##000000
##E9FB50	1.00	1.14	18.38	18.38
#FFFFFF	1.14	1.00	21.00	21.00
#000000	18.38	21.00	1.00	1.00
##000000	18.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEF34

Deuteranopia (green-blind)

#FFF15D

Tritanopia (blue-blind)

#F8EDD9

Achromatopsia (no color)

#F0F0F0

Design tokens & code

CSS

--color: #e9fb50;
/* rgb */ color: rgb(233, 251, 80);
/* oklch */ color: oklch(94.5% 0.188 115.3);

Tailwind

colors: {
  custom: {
    50: '#f4fc8b',
    500: '#e9fb50',
    950: '#000000',
  },
}

SCSS

$custom: #e9fb50;
$custom-light: #f4fc8b;
$custom-dark: #000000;

JSON

{
  "hex": "#e9fb50",
  "rgb": {
    "r": 233,
    "g": 251,
    "b": 80
  },
  "hsl": {
    "h": 66.316,
    "s": 95.531,
    "l": 64.902
  },
  "oklch": {
    "l": 0.94515,
    "c": 0.18756,
    "h": 115.3
  },
  "luminance": 0.86897
}

Semantic roles & 50–950 ramp

primary

#E9FB50

secondary

#3828C8

accent

#00E618

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#17170D

muted

#85857F

Preview Lab

Preview with #E9FB50

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

Preview Lab → · Contrast checker → · Palette generator →