#E1EF63#E1EF63

#E1EF63 is a very light, vivid yellow. Relative luminance 0.786; OKLCH L 91.5% C 0.163 H 114.5°. Best body text is #000000 at 16.73:1 contrast (WCAG AA passes).

Color values

HEX	#E1EF63
RGB	rgb(225, 239, 99)
HSL	hsl(66, 81%, 66%)
HSV	hsv(66, 59%, 94%)
CMYK	cmyk(5.9%, 0%, 58.6%, 6.3%)
CIE-LAB	lab(91.07, -22.88, 64.47)
CIE-LCH	lch(91.07, 68.41, 109.54°)
OKLab	oklab(91.51% -0.0675 0.1484)
OKLCH	oklch(91.51% 0.163 114.5)
XYZ	xyz(64.1714, 78.6425, 23.6010)
Luminance	0.7864 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E1EF63 #7163EF

analogous

#EFB763 #E1EF63 #9BEF63

triadic

#E1EF63 #63E1EF #EF63E1

tetradic

#E1EF63 #63EFB7 #7163EF #EF639B

square

#E1EF63 #63EFB7 #7163EF #EF639B

split-complementary

#E1EF63 #639BEF #B763EF

monochromatic

#B2C414 #D6E92B #E1EF63 #ECF59B #F6FAD2

Accessibility & contrast

On white

1.26

#E1EF63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.73

#E1EF63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E1EF63

16.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E1EF63	#FFFFFF	#000000	##000000
##E1EF63	1.00	1.26	16.73	16.73
#FFFFFF	1.26	1.00	21.00	21.00
#000000	16.73	21.00	1.00	1.00
##000000	16.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE453

Deuteranopia (green-blind)

#FEE76C

Tritanopia (blue-blind)

#EEE2D1

Achromatopsia (no color)

#E5E5E5

Design tokens & code

CSS

--color: #e1ef63;
/* rgb */ color: rgb(225, 239, 99);
/* oklch */ color: oklch(91.5% 0.163 114.5);

Tailwind

colors: {
  custom: {
    50: '#edf494',
    500: '#e1ef63',
    950: '#000000',
  },
}

SCSS

$custom: #e1ef63;
$custom-light: #edf494;
$custom-dark: #000000;

JSON

{
  "hex": "#e1ef63",
  "rgb": {
    "r": 225,
    "g": 239,
    "b": 99
  },
  "hsl": {
    "h": 66,
    "s": 81.395,
    "l": 66.275
  },
  "oklch": {
    "l": 0.91513,
    "c": 0.16301,
    "h": 114.5
  },
  "luminance": 0.78641
}

Semantic roles & 50–950 ramp

primary

#E1EF63

secondary

#4335C1

accent

#08DE1D

background

#FFFFFC

surface

#FEFEF5

border

#D6D6CF

text

#17170E

muted

#85857F

Preview Lab

Preview with #E1EF63

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

Preview Lab → · Contrast checker → · Palette generator →