#9ECF4F#9ECF4F

#9ECF4F is a light, vivid yellow-green. Relative luminance 0.525; OKLCH L 79.4% C 0.165 H 127.5°. Best body text is #000000 at 11.49:1 contrast (WCAG AA passes).

Color values

HEX	#9ECF4F
RGB	rgb(158, 207, 79)
HSL	hsl(83, 57%, 56%)
HSV	hsv(83, 62%, 81%)
CMYK	cmyk(23.7%, 0%, 61.8%, 18.8%)
CIE-LAB	lab(77.55, -35.48, 56.81)
CIE-LCH	lch(77.55, 66.98, 121.98°)
OKLab	oklab(79.44% -0.1006 0.1309)
OKLCH	oklch(79.44% 0.165 127.5)
XYZ	xyz(37.8246, 52.4586, 15.5283)
Luminance	0.5246 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#9ECF4F #804FCF

analogous

#CFC04F #9ECF4F #5ECF4F

triadic

#9ECF4F #4F9ECF #CF4F9E

tetradic

#9ECF4F #4FCFC0 #804FCF #CF4F5E

square

#9ECF4F #4FCFC0 #804FCF #CF4F5E

split-complementary

#9ECF4F #4F5ECF #C04FCF

monochromatic

#5D8123 #7FB130 #9ECF4F #B9DC7F #D3E9AF

Accessibility & contrast

On white

1.83

#9ECF4F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.49

#9ECF4F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #9ECF4F

11.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##9ECF4F	#FFFFFF	#000000	##000000
##9ECF4F	1.00	1.83	11.49	11.49
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.49	21.00	1.00	1.00
##000000	11.49	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C240

Deuteranopia (green-blind)

#D2BF58

Tritanopia (blue-blind)

#A3C6B4

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #9ecf4f;
/* rgb */ color: rgb(158, 207, 79);
/* oklch */ color: oklch(79.4% 0.165 127.5);

Tailwind

colors: {
  custom: {
    50: '#bede85',
    500: '#9ecf4f',
    950: '#000000',
  },
}

SCSS

$custom: #9ecf4f;
$custom-light: #bede85;
$custom-dark: #000000;

JSON

{
  "hex": "#9ecf4f",
  "rgb": {
    "r": 158,
    "g": 207,
    "b": 79
  },
  "hsl": {
    "h": 82.969,
    "s": 57.143,
    "l": 56.078
  },
  "oklch": {
    "l": 0.79438,
    "c": 0.16509,
    "h": 127.5
  },
  "luminance": 0.52459
}

Semantic roles & 50–950 ramp

primary

#9ECF4F

secondary

#583A88

accent

#47E082

background

#FDFEFB

surface

#F9FCF2

border

#D2D5CC

text

#12150B

muted

#82847E

Preview Lab

Preview with #9ECF4F

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

Preview Lab → · Contrast checker → · Palette generator →