#E9F166#E9F166

#E9F166 is a very light, vivid yellow. Relative luminance 0.812; OKLCH L 92.6% C 0.161 H 112.2°. Best body text is #000000 at 17.24:1 contrast (WCAG AA passes).

Color values

HEX	#E9F166
RGB	rgb(233, 241, 102)
HSL	hsl(63, 83%, 67%)
HSV	hsv(63, 58%, 95%)
CMYK	cmyk(3.3%, 0%, 57.7%, 5.5%)
CIE-LAB	lab(92.22, -20.45, 64.63)
CIE-LCH	lch(92.22, 67.79, 107.56°)
OKLab	oklab(92.59% -0.0608 0.1489)
OKLCH	oklch(92.59% 0.161 112.2)
XYZ	xyz(67.4595, 81.1949, 24.6863)
Luminance	0.8119 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E9F166 #6E66F1

analogous

#F1B366 #E9F166 #A4F166

triadic

#E9F166 #66E9F1 #F166E9

tetradic

#E9F166 #66F1B3 #6E66F1 #F166A4

square

#E9F166 #66F1B3 #6E66F1 #F166A4

split-complementary

#E9F166 #66A4F1 #B366F1

monochromatic

#C0CA12 #E1EC2E #E9F166 #F1F69E #F9FBD6

Accessibility & contrast

On white

1.22

#E9F166 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.24

#E9F166 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E9F166

17.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E9F166	#FFFFFF	#000000	##000000
##E9F166	1.00	1.22	17.24	17.24
#FFFFFF	1.22	1.00	21.00	21.00
#000000	17.24	21.00	1.00	1.00
##000000	17.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE757

Deuteranopia (green-blind)

#FFEA6E

Tritanopia (blue-blind)

#F7E4D3

Achromatopsia (no color)

#E9E9E9

Design tokens & code

CSS

--color: #e9f166;
/* rgb */ color: rgb(233, 241, 102);
/* oklch */ color: oklch(92.6% 0.161 112.2);

Tailwind

colors: {
  custom: {
    50: '#f3f596',
    500: '#e9f166',
    950: '#000000',
  },
}

SCSS

$custom: #e9f166;
$custom-light: #f3f596;
$custom-dark: #000000;

JSON

{
  "hex": "#e9f166",
  "rgb": {
    "r": 233,
    "g": 241,
    "b": 102
  },
  "hsl": {
    "h": 63.453,
    "s": 83.234,
    "l": 67.255
  },
  "oklch": {
    "l": 0.92585,
    "c": 0.16087,
    "h": 112.2
  },
  "luminance": 0.81194
}

Semantic roles & 50–950 ramp

primary

#E9F166

secondary

#3D34C7

accent

#06E012

background

#FFFFFC

surface

#FFFEF5

border

#D7D6CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #E9F166

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

Preview Lab → · Contrast checker → · Palette generator →