#9FC63B#9FC63B

#9FC63B is a light, vivid yellow-green. Relative luminance 0.481; OKLCH L 77.2% C 0.168 H 124.0°. Best body text is #000000 at 10.62:1 contrast (WCAG AA passes).

Color values

HEX	#9FC63B
RGB	rgb(159, 198, 59)
HSL	hsl(77, 55%, 50%)
HSV	hsv(77, 70%, 78%)
CMYK	cmyk(19.7%, 0%, 70.2%, 22.4%)
CIE-LAB	lab(74.87, -32.35, 61.98)
CIE-LCH	lch(74.87, 69.91, 117.56°)
OKLab	oklab(77.24% -0.0938 0.1391)
OKLCH	oklch(77.24% 0.168 124)
XYZ	xyz(35.2819, 48.0746, 11.5574)
Luminance	0.4808 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#9FC63B #623BC6

analogous

#C6A83B #9FC63B #59C63B

triadic

#9FC63B #3B9FC6 #C63B9F

tetradic

#9FC63B #3BC6A8 #623BC6 #C63B59

square

#9FC63B #3BC6A8 #623BC6 #C63B59

split-complementary

#9FC63B #3B59C6 #A83BC6

monochromatic

#54681E #7A982C #9FC63B #B6D46A #CDE29A

Accessibility & contrast

On white

1.98

#9FC63B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.62

#9FC63B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #9FC63B

10.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##9FC63B	#FFFFFF	#000000	##000000
##9FC63B	1.00	1.98	10.62	10.62
#FFFFFF	1.98	1.00	21.00	21.00
#000000	10.62	21.00	1.00	1.00
##000000	10.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1B924

Deuteranopia (green-blind)

#CCB847

Tritanopia (blue-blind)

#A7BCAB

Achromatopsia (no color)

#B8B8B8

Design tokens & code

CSS

--color: #9fc63b;
/* rgb */ color: rgb(159, 198, 59);
/* oklch */ color: oklch(77.2% 0.168 124.0);

Tailwind

colors: {
  custom: {
    50: '#bfd779',
    500: '#9fc63b',
    950: '#000000',
  },
}

SCSS

$custom: #9fc63b;
$custom-light: #bfd779;
$custom-dark: #000000;

JSON

{
  "hex": "#9fc63b",
  "rgb": {
    "r": 159,
    "g": 198,
    "b": 59
  },
  "hsl": {
    "h": 76.835,
    "s": 54.941,
    "l": 50.392
  },
  "oklch": {
    "l": 0.77236,
    "c": 0.16772,
    "h": 124
  },
  "luminance": 0.48075
}

Semantic roles & 50–950 ramp

primary

#9FC63B

secondary

#A18FCD

accent

#4ADE73

background

#FCFDF7

surface

#F8FAEE

border

#D1D3C9

text

#13140A

muted

#82837C

Preview Lab

Preview with #9FC63B

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

Preview Lab → · Contrast checker → · Palette generator →