#9FEF63#9FEF63

#9FEF63 is a very light, vivid yellow-green. Relative luminance 0.700; OKLCH L 87.2% C 0.190 H 133.9°. Best body text is #000000 at 15.00:1 contrast (WCAG AA passes).

Color values

HEX	#9FEF63
RGB	rgb(159, 239, 99)
HSL	hsl(94, 81%, 66%)
HSV	hsv(94, 59%, 94%)
CMYK	cmyk(33.5%, 0%, 58.6%, 6.3%)
CIE-LAB	lab(87.00, -47.41, 58.79)
CIE-LCH	lch(87.00, 75.52, 128.88°)
OKLab	oklab(87.18% -0.1319 0.1373)
OKLCH	oklch(87.18% 0.19 133.9)
XYZ	xyz(47.4158, 70.0029, 22.8156)
Luminance	0.7000 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Light Grass Green

#9AF764

ΔE00 1.95

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#9FEF63 #B363EF

analogous

#E5EF63 #9FEF63 #63EF6D

triadic

#9FEF63 #639FEF #EF639F

tetradic

#9FEF63 #63E5EF #B363EF #EF6D63

square

#9FEF63 #63E5EF #B363EF #EF6D63

split-complementary

#9FEF63 #6D63EF #EF63E5

monochromatic

#5FC414 #7DE92B #9FEF63 #C1F59B #E3FAD2

Accessibility & contrast

On white

1.40

#9FEF63 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.00

#9FEF63 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #9FEF63

15.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##9FEF63	#FFFFFF	#000000	##000000
##9FEF63	1.00	1.40	15.00	15.00
#FFFFFF	1.40	1.00	21.00	21.00
#000000	15.00	21.00	1.00	1.00
##000000	15.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F8DE54

Deuteranopia (green-blind)

#ECD86D

Tritanopia (blue-blind)

#9FE6D1

Achromatopsia (no color)

#DADADA

Design tokens & code

CSS

--color: #9fef63;
/* rgb */ color: rgb(159, 239, 99);
/* oklch */ color: oklch(87.2% 0.190 133.9);

Tailwind

colors: {
  custom: {
    50: '#c0f494',
    500: '#9fef63',
    950: '#000000',
  },
}

SCSS

$custom: #9fef63;
$custom-light: #c0f494;
$custom-dark: #000000;

JSON

{
  "hex": "#9fef63",
  "rgb": {
    "r": 159,
    "g": 239,
    "b": 99
  },
  "hsl": {
    "h": 94.286,
    "s": 81.395,
    "l": 66.275
  },
  "oklch": {
    "l": 0.8718,
    "c": 0.19035,
    "h": 133.9
  },
  "luminance": 0.70005
}

Semantic roles & 50–950 ramp

primary

#9FEF63

secondary

#8535C1

accent

#08DE82

background

#FDFFFC

surface

#F9FEF5

border

#D2D6CF

text

#13170D

muted

#82857F

Preview Lab

Preview with #9FEF63

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

Preview Lab → · Contrast checker → · Palette generator →