#9ECF3C#9ECF3C

#9ECF3C is a light, vivid yellow-green. Relative luminance 0.522; OKLCH L 79.3% C 0.179 H 126.4°. Best body text is #000000 at 11.44:1 contrast (WCAG AA passes).

Color values

HEX	#9ECF3C
RGB	rgb(158, 207, 60)
HSL	hsl(80, 60%, 52%)
HSV	hsv(80, 71%, 81%)
CMYK	cmyk(23.7%, 0%, 71%, 18.8%)
CIE-LAB	lab(77.41, -36.81, 64.13)
CIE-LCH	lch(77.41, 73.94, 119.85°)
OKLab	oklab(79.28% -0.1059 0.1437)
OKLCH	oklch(79.28% 0.179 126.4)
XYZ	xyz(37.2291, 52.2204, 12.3922)
Luminance	0.5222 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#9ECF3C #6D3CCF

analogous

#CFB73C #9ECF3C #55CF3C

triadic

#9ECF3C #3C9ECF #CF3C9E

tetradic

#9ECF3C #3CCFB7 #6D3CCF #CF3C55

square

#9ECF3C #3CCFB7 #6D3CCF #CF3C55

split-complementary

#9ECF3C #3C55CF #B73CCF

monochromatic

#57741D #7CA529 #9ECF3C #B6DB6D #CFE79E

Accessibility & contrast

On white

1.83

#9ECF3C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.44

#9ECF3C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #9ECF3C

11.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##9ECF3C	#FFFFFF	#000000	##000000
##9ECF3C	1.00	1.83	11.44	11.44
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.44	21.00	1.00	1.00
##000000	11.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DAC122

Deuteranopia (green-blind)

#D3BE49

Tritanopia (blue-blind)

#A4C5B2

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #9ecf3c;
/* rgb */ color: rgb(158, 207, 60);
/* oklch */ color: oklch(79.3% 0.179 126.4);

Tailwind

colors: {
  custom: {
    50: '#bede7b',
    500: '#9ecf3c',
    950: '#000000',
  },
}

SCSS

$custom: #9ecf3c;
$custom-light: #bede7b;
$custom-dark: #000000;

JSON

{
  "hex": "#9ecf3c",
  "rgb": {
    "r": 158,
    "g": 207,
    "b": 60
  },
  "hsl": {
    "h": 80,
    "s": 60.494,
    "l": 52.353
  },
  "oklch": {
    "l": 0.79278,
    "c": 0.17852,
    "h": 126.4
  },
  "luminance": 0.52221
}

Semantic roles & 50–950 ramp

primary

#9ECF3C

secondary

#4B337D

accent

#44E479

background

#FDFEFB

surface

#F9FCF2

border

#D2D5CC

text

#13150A

muted

#82847D

Preview Lab

Preview with #9ECF3C

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

Preview Lab → · Contrast checker → · Palette generator →