#E1F251#E1F251

#E1F251 is a very light, vivid yellow. Relative luminance 0.801; OKLCH L 92.0% C 0.180 H 115.2°. Best body text is #000000 at 17.02:1 contrast (WCAG AA passes).

Color values

HEX	#E1F251
RGB	rgb(225, 242, 81)
HSL	hsl(66, 86%, 63%)
HSV	hsv(66, 67%, 95%)
CMYK	cmyk(7%, 0%, 66.5%, 5.1%)
CIE-LAB	lab(91.73, -25.46, 72.33)
CIE-LCH	lch(91.73, 76.68, 109.39°)
OKLab	oklab(92% -0.0764 0.1625)
OKLCH	oklch(92% 0.18 115.2)
XYZ	xyz(64.2903, 80.1069, 19.8584)
Luminance	0.8011 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E1F251 #6251F2

analogous

#F2B251 #E1F251 #91F251

triadic

#E1F251 #51E1F2 #F251E1

tetradic

#E1F251 #51F2B2 #6251F2 #F25191

square

#E1F251 #51F2B2 #6251F2 #F25191

split-complementary

#E1F251 #5191F2 #B251F2

monochromatic

#A8BB0E #D7EE18 #E1F251 #EBF68A #F5FBC3

Accessibility & contrast

On white

1.23

#E1F251 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.02

#E1F251 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E1F251

17.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E1F251	#FFFFFF	#000000	##000000
##E1F251	1.00	1.23	17.02	17.02
#FFFFFF	1.23	1.00	21.00	21.00
#000000	17.02	21.00	1.00	1.00
##000000	17.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE639

Deuteranopia (green-blind)

#FFE95D

Tritanopia (blue-blind)

#EFE4D2

Achromatopsia (no color)

#E7E7E7

Design tokens & code

CSS

--color: #e1f251;
/* rgb */ color: rgb(225, 242, 81);
/* oklch */ color: oklch(92.0% 0.180 115.2);

Tailwind

colors: {
  custom: {
    50: '#eef68a',
    500: '#e1f251',
    950: '#000000',
  },
}

SCSS

$custom: #e1f251;
$custom-light: #eef68a;
$custom-dark: #000000;

JSON

{
  "hex": "#e1f251",
  "rgb": {
    "r": 225,
    "g": 242,
    "b": 81
  },
  "hsl": {
    "h": 66.335,
    "s": 86.096,
    "l": 63.333
  },
  "oklch": {
    "l": 0.91998,
    "c": 0.17961,
    "h": 115.2
  },
  "luminance": 0.80106
}

Semantic roles & 50–950 ramp

primary

#E1F251

secondary

#3D2EB9

accent

#03E31B

background

#FFFFFC

surface

#FEFEF4

border

#D6D6CE

text

#17170C

muted

#85857F

Preview Lab

Preview with #E1F251

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

Preview Lab → · Contrast checker → · Palette generator →