#9ECC40#9ECC40

#9ECC40 is a light, vivid yellow-green. Relative luminance 0.508; OKLCH L 78.6% C 0.172 H 125.9°. Best body text is #000000 at 11.17:1 contrast (WCAG AA passes).

Color values

HEX	#9ECC40
RGB	rgb(158, 204, 64)
HSL	hsl(80, 58%, 53%)
HSV	hsv(80, 69%, 80%)
CMYK	cmyk(22.5%, 0%, 68.6%, 20%)
CIE-LAB	lab(76.57, -35.19, 61.81)
CIE-LCH	lch(76.57, 71.13, 119.66°)
OKLab	oklab(78.61% -0.1011 0.1395)
OKLCH	oklch(78.61% 0.172 125.9)
XYZ	xyz(36.6190, 50.8245, 12.7304)
Luminance	0.5082 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#9ECC40 #6E40CC

analogous

#CCB440 #9ECC40 #58CC40

triadic

#9ECC40 #409ECC #CC409E

tetradic

#9ECC40 #40CCB4 #6E40CC #CC4058

square

#9ECC40 #40CCB4 #6E40CC #CC4058

split-complementary

#9ECC40 #4058CC #B440CC

monochromatic

#57731F #7CA32C #9ECC40 #B7D970 #CFE6A1

Accessibility & contrast

On white

1.88

#9ECC40 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.17

#9ECC40 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #9ECC40

11.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##9ECC40	#FFFFFF	#000000	##000000
##9ECC40	1.00	1.88	11.17	11.17
#FFFFFF	1.88	1.00	21.00	21.00
#000000	11.17	21.00	1.00	1.00
##000000	11.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7BF2A

Deuteranopia (green-blind)

#D0BC4C

Tritanopia (blue-blind)

#A5C3B0

Achromatopsia (no color)

#BDBDBD

Design tokens & code

CSS

--color: #9ecc40;
/* rgb */ color: rgb(158, 204, 64);
/* oklch */ color: oklch(78.6% 0.172 125.9);

Tailwind

colors: {
  custom: {
    50: '#bedb7d',
    500: '#9ecc40',
    950: '#000000',
  },
}

SCSS

$custom: #9ecc40;
$custom-light: #bedb7d;
$custom-dark: #000000;

JSON

{
  "hex": "#9ecc40",
  "rgb": {
    "r": 158,
    "g": 204,
    "b": 64
  },
  "hsl": {
    "h": 79.714,
    "s": 57.851,
    "l": 52.549
  },
  "oklch": {
    "l": 0.78606,
    "c": 0.17226,
    "h": 125.9
  },
  "luminance": 0.50825
}

Semantic roles & 50–950 ramp

primary

#9ECC40

secondary

#4C347C

accent

#47E179

background

#FDFEFB

surface

#F9FCF2

border

#D2D5CC

text

#12150A

muted

#82847D

Preview Lab

Preview with #9ECC40

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

Preview Lab → · Contrast checker → · Palette generator →