#9ECF3A#9ECF3A

#9ECF3A is a light, vivid yellow-green. Relative luminance 0.522; OKLCH L 79.3% C 0.180 H 126.3°. Best body text is #000000 at 11.44:1 contrast (WCAG AA passes).

Color values

HEX	#9ECF3A
RGB	rgb(158, 207, 58)
HSL	hsl(80, 61%, 52%)
HSV	hsv(80, 72%, 81%)
CMYK	cmyk(23.7%, 0%, 72%, 18.8%)
CIE-LAB	lab(77.40, -36.92, 64.83)
CIE-LCH	lch(77.40, 74.61, 119.66°)
OKLab	oklab(79.26% -0.1063 0.1449)
OKLCH	oklch(79.26% 0.18 126.3)
XYZ	xyz(37.1773, 52.1996, 12.1190)
Luminance	0.5220 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#9ECF3A #6B3ACF

analogous

#CFB63A #9ECF3A #53CF3A

triadic

#9ECF3A #3A9ECF #CF3A9E

tetradic

#9ECF3A #3ACFB6 #6B3ACF #CF3A53

square

#9ECF3A #3ACFB6 #6B3ACF #CF3A53

split-complementary

#9ECF3A #3A53CF #B63ACF

monochromatic

#56731C #7BA428 #9ECF3A #B6DB6B #CEE79C

Accessibility & contrast

On white

1.84

#9ECF3A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.44

#9ECF3A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #9ECF3A

11.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##9ECF3A	#FFFFFF	#000000	##000000
##9ECF3A	1.00	1.84	11.44	11.44
#FFFFFF	1.84	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)

#DAC11E

Deuteranopia (green-blind)

#D3BE47

Tritanopia (blue-blind)

#A5C5B2

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #9ecf3a;
/* rgb */ color: rgb(158, 207, 58);
/* oklch */ color: oklch(79.3% 0.180 126.3);

Tailwind

colors: {
  custom: {
    50: '#bfde7a',
    500: '#9ecf3a',
    950: '#000000',
  },
}

SCSS

$custom: #9ecf3a;
$custom-light: #bfde7a;
$custom-dark: #000000;

JSON

{
  "hex": "#9ecf3a",
  "rgb": {
    "r": 158,
    "g": 207,
    "b": 58
  },
  "hsl": {
    "h": 79.732,
    "s": 60.816,
    "l": 51.961
  },
  "oklch": {
    "l": 0.79264,
    "c": 0.17974,
    "h": 126.3
  },
  "luminance": 0.522
}

Semantic roles & 50–950 ramp

primary

#9ECF3A

secondary

#4A327B

accent

#44E479

background

#FDFEFB

surface

#F9FCF2

border

#D2D5CC

text

#13150A

muted

#82847D

Preview Lab

Preview with #9ECF3A

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

Preview Lab → · Contrast checker → · Palette generator →