#E1EF57#E1EF57

#E1EF57 is a very light, vivid yellow. Relative luminance 0.784; OKLCH L 91.4% C 0.172 H 114.3°. Best body text is #000000 at 16.69:1 contrast (WCAG AA passes).

Color values

HEX#E1EF57
RGBrgb(225, 239, 87)
HSLhsl(66, 83%, 64%)
HSVhsv(66, 64%, 94%)
CMYKcmyk(5.9%, 0%, 63.6%, 6.3%)
CIE-LABlab(90.98, -23.68, 69.25)
CIE-LCHlch(90.98, 73.19, 108.88°)
OKLaboklab(91.41% -0.0709 0.1569)
OKLCHoklch(91.41% 0.172 114.3)
XYZxyz(63.6397, 78.4298, 20.8010)
Luminance0.7843 (WCAG relative)
Temperaturewarm
Familyyellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#E1EF57 #6557EF
analogous
#EFB157 #E1EF57 #95EF57
triadic
#E1EF57 #57E1EF #EF57E1
tetradic
#E1EF57 #57EFB1 #6557EF #EF5795
square
#E1EF57 #57EFB1 #6557EF #EF5795
split-complementary
#E1EF57 #5795EF #B157EF
monochromatic
#AABA12 #D7EA1F #E1EF57 #EBF48F #F5FAC7

Accessibility & contrast

On white

1.26
#E1EF57 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

16.69
#E1EF57 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E1EF57
16.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##E1EF57#FFFFFF#000000##000000
##E1EF571.001.2616.6916.69
#FFFFFF1.261.0021.0021.00
#00000016.6921.001.001.00
##00000016.6921.001.001.00

Color blindness preview

Protanopia (red-blind)
#FFE443
Deuteranopia (green-blind)
#FFE761
Tritanopia (blue-blind)
#EFE2D0
Achromatopsia (no color)
#E5E5E5

Design tokens & code

CSS
--color: #e1ef57;
/* rgb */ color: rgb(225, 239, 87);
/* oklch */ color: oklch(91.4% 0.172 114.3);
Tailwind
colors: {
  custom: {
    50: '#eef48d',
    500: '#e1ef57',
    950: '#000000',
  },
}
SCSS
$custom: #e1ef57;
$custom-light: #eef48d;
$custom-dark: #000000;
JSON
{
  "hex": "#e1ef57",
  "rgb": {
    "r": 225,
    "g": 239,
    "b": 87
  },
  "hsl": {
    "h": 65.526,
    "s": 82.609,
    "l": 63.922
  },
  "oklch": {
    "l": 0.91405,
    "c": 0.17221,
    "h": 114.3
  },
  "luminance": 0.78429
}

Semantic roles & 50–950 ramp

primary
#E1EF57
secondary
#3E31B9
accent
#06DF1A
background
#FFFFFC
surface
#FEFEF4
border
#D6D6CE
text
#17170D
muted
#85857F

Preview Lab

Preview with #E1EF57

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

Preview Lab → · Contrast checker → · Palette generator →

#E1EF57 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva