#9FEF57#9FEF57

#9FEF57 is a very light, vivid yellow-green. Relative luminance 0.698; OKLCH L 87.1% C 0.200 H 132.8°. Best body text is #000000 at 14.96:1 contrast (WCAG AA passes).

Color values

HEX	#9FEF57
RGB	rgb(159, 239, 87)
HSL	hsl(92, 83%, 64%)
HSV	hsv(92, 64%, 94%)
CMYK	cmyk(33.5%, 0%, 63.6%, 6.3%)
CIE-LAB	lab(86.89, -48.45, 63.68)
CIE-LCH	lch(86.89, 80.02, 127.26°)
OKLab	oklab(87.06% -0.1356 0.1464)
OKLCH	oklch(87.06% 0.2 132.8)
XYZ	xyz(46.8842, 69.7902, 20.0156)
Luminance	0.6979 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#9FEF57 #A757EF

analogous

#EBEF57 #9FEF57 #57EF5B

triadic

#9FEF57 #579FEF #EF579F

tetradic

#9FEF57 #57EBEF #A757EF #EF5B57

square

#9FEF57 #57EBEF #A757EF #EF5B57

split-complementary

#9FEF57 #5B57EF #EF57EB

monochromatic

#61BA12 #7FEA1F #9FEF57 #BFF48F #DFFAC7

Accessibility & contrast

On white

1.40

#9FEF57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.96

#9FEF57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #9FEF57

14.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##9FEF57	#FFFFFF	#000000	##000000
##9FEF57	1.00	1.40	14.96	14.96
#FFFFFF	1.40	1.00	21.00	21.00
#000000	14.96	21.00	1.00	1.00
##000000	14.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F8DE44

Deuteranopia (green-blind)

#EDD763

Tritanopia (blue-blind)

#A0E6D0

Achromatopsia (no color)

#DADADA

Design tokens & code

CSS

--color: #9fef57;
/* rgb */ color: rgb(159, 239, 87);
/* oklch */ color: oklch(87.1% 0.200 132.8);

Tailwind

colors: {
  custom: {
    50: '#c0f48d',
    500: '#9fef57',
    950: '#000000',
  },
}

SCSS

$custom: #9fef57;
$custom-light: #c0f48d;
$custom-dark: #000000;

JSON

{
  "hex": "#9fef57",
  "rgb": {
    "r": 159,
    "g": 239,
    "b": 87
  },
  "hsl": {
    "h": 91.579,
    "s": 82.609,
    "l": 63.922
  },
  "oklch": {
    "l": 0.87061,
    "c": 0.19956,
    "h": 132.8
  },
  "luminance": 0.69792
}

Semantic roles & 50–950 ramp

primary

#9FEF57

secondary

#7931B9

accent

#06DF78

background

#FDFFFC

surface

#F9FEF4

border

#D2D6CE

text

#13170D

muted

#82857F

Preview Lab

Preview with #9FEF57

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

Preview Lab → · Contrast checker → · Palette generator →