#E6FF57#E6FF57

#E6FF57 is a very light, vivid yellow. Relative luminance 0.890; OKLCH L 95.2% C 0.188 H 117.4°. Best body text is #000000 at 18.81:1 contrast (WCAG AA passes).

Color values

HEX	#E6FF57
RGB	rgb(230, 255, 87)
HSL	hsl(69, 100%, 67%)
HSV	hsv(69, 66%, 100%)
CMYK	cmyk(9.8%, 0%, 65.9%, 0%)
CIE-LAB	lab(95.59, -29.23, 74.15)
CIE-LCH	lch(95.59, 79.70, 111.51°)
OKLab	oklab(95.2% -0.0867 0.1671)
OKLCH	oklch(95.2% 0.188 117.4)
XYZ	xyz(70.1149, 89.0319, 22.5062)
Luminance	0.8903 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#E6FF57 #7057FF

analogous

#FFC457 #E6FF57 #92FF57

triadic

#E6FF57 #57E6FF #FF57E6

tetradic

#E6FF57 #57FFC4 #7057FF #FF5792

square

#E6FF57 #57FFC4 #7057FF #FF5792

split-complementary

#E6FF57 #5792FF #C457FF

monochromatic

#BBDC00 #DDFF1A #E6FF57 #EFFF94 #F8FFD1

Accessibility & contrast

On white

1.12

#E6FF57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.81

#E6FF57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #E6FF57

18.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##E6FF57	#FFFFFF	#000000	##000000
##E6FF57	1.00	1.12	18.81	18.81
#FFFFFF	1.12	1.00	21.00	21.00
#000000	18.81	21.00	1.00	1.00
##000000	18.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFF23F

Deuteranopia (green-blind)

#FFF363

Tritanopia (blue-blind)

#F3F1DD

Achromatopsia (no color)

#F2F2F2

Design tokens & code

CSS

--color: #e6ff57;
/* rgb */ color: rgb(230, 255, 87);
/* oklch */ color: oklch(95.2% 0.188 117.4);

Tailwind

colors: {
  custom: {
    50: '#f1ff8f',
    500: '#e6ff57',
    950: '#000000',
  },
}

SCSS

$custom: #e6ff57;
$custom-light: #f1ff8f;
$custom-dark: #000000;

JSON

{
  "hex": "#e6ff57",
  "rgb": {
    "r": 230,
    "g": 255,
    "b": 87
  },
  "hsl": {
    "h": 68.929,
    "s": 100,
    "l": 67.059
  },
  "oklch": {
    "l": 0.95198,
    "c": 0.18827,
    "h": 117.4
  },
  "luminance": 0.89031
}

Semantic roles & 50–950 ramp

primary

#E6FF57

secondary

#4026D5

accent

#00E622

background

#FFFFFC

surface

#FFFFF4

border

#D7D7CE

text

#17170D

muted

#85857F

Preview Lab

Preview with #E6FF57

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

Preview Lab → · Contrast checker → · Palette generator →