#E5F366#E5F366

#E5F366 is a very light, vivid yellow. Relative luminance 0.817; OKLCH L 92.7% C 0.164 H 114.4°. Best body text is #000000 at 17.34:1 contrast (WCAG AA passes).

Color values

HEX	#E5F366
RGB	rgb(229, 243, 102)
HSL	hsl(66, 85%, 68%)
HSV	hsv(66, 58%, 95%)
CMYK	cmyk(5.8%, 0%, 58%, 4.7%)
CIE-LAB	lab(92.45, -23.00, 64.80)
CIE-LCH	lch(92.45, 68.76, 109.54°)
OKLab	oklab(92.7% -0.0677 0.1494)
OKLCH	oklch(92.7% 0.164 114.4)
XYZ	xyz(66.7634, 81.7196, 24.8242)
Luminance	0.8172 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E5F366 #7466F3

analogous

#F3BA66 #E5F366 #9FF366

triadic

#E5F366 #66E5F3 #F366E5

tetradic

#E5F366 #66F3BA #7466F3 #F3669F

square

#E5F366 #66F3BA #7466F3 #F3669F

split-complementary

#E5F366 #669FF3 #BA66F3

monochromatic

#BCCE10 #DBEF2D #E5F366 #EFF79F #F8FCD7

Accessibility & contrast

On white

1.21

#E5F366 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.34

#E5F366 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E5F366

17.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E5F366	#FFFFFF	#000000	##000000
##E5F366	1.00	1.21	17.34	17.34
#FFFFFF	1.21	1.00	21.00	21.00
#000000	17.34	21.00	1.00	1.00
##000000	17.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE856

Deuteranopia (green-blind)

#FFEB6F

Tritanopia (blue-blind)

#F2E6D5

Achromatopsia (no color)

#E9E9E9

Design tokens & code

CSS

--color: #e5f366;
/* rgb */ color: rgb(229, 243, 102);
/* oklch */ color: oklch(92.7% 0.164 114.4);

Tailwind

colors: {
  custom: {
    50: '#f0f797',
    500: '#e5f366',
    950: '#000000',
  },
}

SCSS

$custom: #e5f366;
$custom-light: #f0f797;
$custom-dark: #000000;

JSON

{
  "hex": "#e5f366",
  "rgb": {
    "r": 229,
    "g": 243,
    "b": 102
  },
  "hsl": {
    "h": 65.957,
    "s": 85.455,
    "l": 67.647
  },
  "oklch": {
    "l": 0.92698,
    "c": 0.16403,
    "h": 114.4
  },
  "luminance": 0.81719
}

Semantic roles & 50–950 ramp

primary

#E5F366

secondary

#4233CA

accent

#04E21A

background

#FFFFFC

surface

#FEFEF5

border

#D6D6CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #E5F366

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

Preview Lab → · Contrast checker → · Palette generator →