#9ECF4B#9ECF4B

#9ECF4B is a light, vivid yellow-green. Relative luminance 0.524; OKLCH L 79.4% C 0.168 H 127.2°. Best body text is #000000 at 11.48:1 contrast (WCAG AA passes).

Color values

HEX	#9ECF4B
RGB	rgb(158, 207, 75)
HSL	hsl(82, 58%, 55%)
HSV	hsv(82, 64%, 81%)
CMYK	cmyk(23.7%, 0%, 63.8%, 18.8%)
CIE-LAB	lab(77.52, -35.79, 58.45)
CIE-LCH	lch(77.52, 68.53, 121.48°)
OKLab	oklab(79.4% -0.1018 0.1339)
OKLCH	oklch(79.4% 0.168 127.2)
XYZ	xyz(37.6834, 52.4021, 14.7845)
Luminance	0.5240 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#9ECF4B #7C4BCF

analogous

#CFBE4B #9ECF4B #5CCF4B

triadic

#9ECF4B #4B9ECF #CF4B9E

tetradic

#9ECF4B #4BCFBE #7C4BCF #CF4B5C

square

#9ECF4B #4BCFBE #7C4BCF #CF4B5C

split-complementary

#9ECF4B #4B5CCF #BE4BCF

monochromatic

#5C7E22 #7FAE2E #9ECF4B #B8DC7B #D2E9AC

Accessibility & contrast

On white

1.83

#9ECF4B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.48

#9ECF4B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #9ECF4B

11.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##9ECF4B	#FFFFFF	#000000	##000000
##9ECF4B	1.00	1.83	11.48	11.48
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.48	21.00	1.00	1.00
##000000	11.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D9C23A

Deuteranopia (green-blind)

#D2BF55

Tritanopia (blue-blind)

#A4C6B4

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #9ecf4b;
/* rgb */ color: rgb(158, 207, 75);
/* oklch */ color: oklch(79.4% 0.168 127.2);

Tailwind

colors: {
  custom: {
    50: '#bede83',
    500: '#9ecf4b',
    950: '#000000',
  },
}

SCSS

$custom: #9ecf4b;
$custom-light: #bede83;
$custom-dark: #000000;

JSON

{
  "hex": "#9ecf4b",
  "rgb": {
    "r": 158,
    "g": 207,
    "b": 75
  },
  "hsl": {
    "h": 82.273,
    "s": 57.895,
    "l": 55.294
  },
  "oklch": {
    "l": 0.794,
    "c": 0.16819,
    "h": 127.2
  },
  "luminance": 0.52403
}

Semantic roles & 50–950 ramp

primary

#9ECF4B

secondary

#553986

accent

#47E180

background

#FDFEFB

surface

#F9FCF2

border

#D2D5CC

text

#12150B

muted

#82847E

Preview Lab

Preview with #9ECF4B

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

Preview Lab → · Contrast checker → · Palette generator →