#E1EF55#E1EF55

#E1EF55 is a very light, vivid yellow. Relative luminance 0.784; OKLCH L 91.4% C 0.174 H 114.3°. Best body text is #000000 at 16.68:1 contrast (WCAG AA passes).

Color values

HEX	#E1EF55
RGB	rgb(225, 239, 85)
HSL	hsl(65, 83%, 64%)
HSV	hsv(65, 64%, 94%)
CMYK	cmyk(5.9%, 0%, 64.4%, 6.3%)
CIE-LAB	lab(90.96, -23.80, 70.02)
CIE-LCH	lch(90.96, 73.95, 108.78°)
OKLab	oklab(91.39% -0.0714 0.1583)
OKLCH	oklch(91.39% 0.174 114.3)
XYZ	xyz(63.5591, 78.3976, 20.3766)
Luminance	0.7840 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E1EF55 #6355EF

analogous

#EFB055 #E1EF55 #94EF55

triadic

#E1EF55 #55E1EF #EF55E1

tetradic

#E1EF55 #55EFB0 #6355EF #EF5594

square

#E1EF55 #55EFB0 #6355EF #EF5594

split-complementary

#E1EF55 #5594EF #B055EF

monochromatic

#A9B811 #D7EA1D #E1EF55 #EBF48D #F5FAC5

Accessibility & contrast

On white

1.26

#E1EF55 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.68

#E1EF55 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E1EF55

16.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E1EF55	#FFFFFF	#000000	##000000
##E1EF55	1.00	1.26	16.68	16.68
#FFFFFF	1.26	1.00	21.00	21.00
#000000	16.68	21.00	1.00	1.00
##000000	16.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE440

Deuteranopia (green-blind)

#FFE760

Tritanopia (blue-blind)

#EFE2D0

Achromatopsia (no color)

#E5E5E5

Design tokens & code

CSS

--color: #e1ef55;
/* rgb */ color: rgb(225, 239, 85);
/* oklch */ color: oklch(91.4% 0.174 114.3);

Tailwind

colors: {
  custom: {
    50: '#eef48c',
    500: '#e1ef55',
    950: '#000000',
  },
}

SCSS

$custom: #e1ef55;
$custom-light: #eef48c;
$custom-dark: #000000;

JSON

{
  "hex": "#e1ef55",
  "rgb": {
    "r": 225,
    "g": 239,
    "b": 85
  },
  "hsl": {
    "h": 65.455,
    "s": 82.796,
    "l": 63.529
  },
  "oklch": {
    "l": 0.91389,
    "c": 0.17364,
    "h": 114.3
  },
  "luminance": 0.78396
}

Semantic roles & 50–950 ramp

primary

#E1EF55

secondary

#3D31B7

accent

#06DF1A

background

#FFFFFC

surface

#FEFEF4

border

#D6D6CE

text

#17170D

muted

#85857F

Preview Lab

Preview with #E1EF55

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

Preview Lab → · Contrast checker → · Palette generator →