#E9F18B#E9F18B

#E9F18B is a very light, vivid yellow. Relative luminance 0.821; OKLCH L 93.0% C 0.126 H 112.5°. Best body text is #000000 at 17.42:1 contrast (WCAG AA passes).

Color values

HEX	#E9F18B
RGB	rgb(233, 241, 139)
HSL	hsl(65, 78%, 75%)
HSV	hsv(65, 42%, 95%)
CMYK	cmyk(3.3%, 0%, 42.3%, 5.5%)
CIE-LAB	lab(92.62, -17.25, 48.22)
CIE-LCH	lch(92.62, 51.21, 109.69°)
OKLab	oklab(93.03% -0.0482 0.1164)
OKLCH	oklch(93.03% 0.126 112.5)
XYZ	xyz(69.7206, 82.0994, 36.5950)
Luminance	0.8210 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E9F18B #938BF1

analogous

#F1C68B #E9F18B #B6F18B

triadic

#E9F18B #8BE9F1 #F18BE9

tetradic

#E9F18B #8BF1C6 #938BF1 #F18BB6

square

#E9F18B #8BF1C6 #938BF1 #F18BB6

split-complementary

#E9F18B #8BB6F1 #C68BF1

monochromatic

#D4E41E #DFEA54 #E9F18B #F3F8C2 #FAFCE4

Accessibility & contrast

On white

1.21

#E9F18B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.42

#E9F18B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E9F18B

17.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E9F18B	#FFFFFF	#000000	##000000
##E9F18B	1.00	1.21	17.42	17.42
#FFFFFF	1.21	1.00	21.00	21.00
#000000	17.42	21.00	1.00	1.00
##000000	17.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE883

Deuteranopia (green-blind)

#FFEB90

Tritanopia (blue-blind)

#F5E6D9

Achromatopsia (no color)

#EAEAEA

Design tokens & code

CSS

--color: #e9f18b;
/* rgb */ color: rgb(233, 241, 139);
/* oklch */ color: oklch(93.0% 0.126 112.5);

Tailwind

colors: {
  custom: {
    50: '#f1f5ae',
    500: '#e9f18b',
    950: '#000000',
  },
}

SCSS

$custom: #e9f18b;
$custom-light: #f1f5ae;
$custom-dark: #000000;

JSON

{
  "hex": "#e9f18b",
  "rgb": {
    "r": 233,
    "g": 241,
    "b": 139
  },
  "hsl": {
    "h": 64.706,
    "s": 78.462,
    "l": 74.51
  },
  "oklch": {
    "l": 0.93034,
    "c": 0.12602,
    "h": 112.5
  },
  "luminance": 0.82098
}

Semantic roles & 50–950 ramp

primary

#E9F18B

secondary

#5D53CD

accent

#0BDB1B

background

#FFFFFD

surface

#FEFEF7

border

#D6D6D0

text

#171710

muted

#858581

Preview Lab

Preview with #E9F18B

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

Preview Lab → · Contrast checker → · Palette generator →