#E5F257#E5F257

#E5F257 is a very light, vivid yellow. Relative luminance 0.808; OKLCH L 92.4% C 0.174 H 113.9°. Best body text is #000000 at 17.17:1 contrast (WCAG AA passes).

Color values

HEX	#E5F257
RGB	rgb(229, 242, 87)
HSL	hsl(65, 86%, 65%)
HSV	hsv(65, 64%, 95%)
CMYK	cmyk(5.4%, 0%, 64%, 5.1%)
CIE-LAB	lab(92.07, -23.51, 70.48)
CIE-LCH	lch(92.07, 74.30, 108.45°)
OKLab	oklab(92.35% -0.0707 0.1594)
OKLCH	oklch(92.35% 0.174 113.9)
XYZ	xyz(65.7872, 80.8516, 21.1553)
Luminance	0.8085 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E5F257 #6457F2

analogous

#F2B157 #E5F257 #98F257

triadic

#E5F257 #57E5F2 #F257E5

tetradic

#E5F257 #57F2B1 #6457F2 #F25798

square

#E5F257 #57F2B1 #6457F2 #F25798

split-complementary

#E5F257 #5798F2 #B157F2

monochromatic

#B1C00F #DCEE1E #E5F257 #EEF690 #F7FBC9

Accessibility & contrast

On white

1.22

#E5F257 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.17

#E5F257 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E5F257

17.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E5F257	#FFFFFF	#000000	##000000
##E5F257	1.00	1.22	17.17	17.17
#FFFFFF	1.22	1.00	21.00	21.00
#000000	17.17	21.00	1.00	1.00
##000000	17.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFE742

Deuteranopia (green-blind)

#FFEA62

Tritanopia (blue-blind)

#F3E4D2

Achromatopsia (no color)

#E8E8E8

Design tokens & code

CSS

--color: #e5f257;
/* rgb */ color: rgb(229, 242, 87);
/* oklch */ color: oklch(92.4% 0.174 113.9);

Tailwind

colors: {
  custom: {
    50: '#f0f68e',
    500: '#e5f257',
    950: '#000000',
  },
}

SCSS

$custom: #e5f257;
$custom-light: #f0f68e;
$custom-dark: #000000;

JSON

{
  "hex": "#e5f257",
  "rgb": {
    "r": 229,
    "g": 242,
    "b": 87
  },
  "hsl": {
    "h": 65.032,
    "s": 85.635,
    "l": 64.51
  },
  "oklch": {
    "l": 0.92351,
    "c": 0.1744,
    "h": 113.9
  },
  "luminance": 0.8085
}

Semantic roles & 50–950 ramp

primary

#E5F257

secondary

#3B30BE

accent

#03E216

background

#FFFFFC

surface

#FFFEF4

border

#D7D6CE

text

#17170D

muted

#85857F

Preview Lab

Preview with #E5F257

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

Preview Lab → · Contrast checker → · Palette generator →