#9ECB39#9ECB39

#9ECB39 is a light, vivid yellow-green. Relative luminance 0.503; OKLCH L 78.3% C 0.175 H 125.4°. Best body text is #000000 at 11.06:1 contrast (WCAG AA passes).

Color values

HEX	#9ECB39
RGB	rgb(158, 203, 57)
HSL	hsl(78, 58%, 51%)
HSV	hsv(78, 72%, 80%)
CMYK	cmyk(22.2%, 0%, 71.9%, 20.4%)
CIE-LAB	lab(76.24, -35.16, 64.04)
CIE-LCH	lch(76.24, 73.06, 118.77°)
OKLab	oklab(78.32% -0.1016 0.1431)
OKLCH	oklch(78.32% 0.176 125.4)
XYZ	xyz(36.1953, 50.2759, 11.6674)
Luminance	0.5028 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#9ECB39 #6639CB

analogous

#CBAF39 #9ECB39 #55CB39

triadic

#9ECB39 #399ECB #CB399E

tetradic

#9ECB39 #39CBAF #6639CB #CB3955

square

#9ECB39 #39CBAF #6639CB #CB3955

split-complementary

#9ECB39 #3955CB #AF39CB

monochromatic

#546D1D #7A9D29 #9ECB39 #B6D869 #CDE49A

Accessibility & contrast

On white

1.90

#9ECB39 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.06

#9ECB39 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #9ECB39

11.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##9ECB39	#FFFFFF	#000000	##000000
##9ECB39	1.00	1.90	11.06	11.06
#FFFFFF	1.90	1.00	21.00	21.00
#000000	11.06	21.00	1.00	1.00
##000000	11.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6BE1E

Deuteranopia (green-blind)

#D0BB46

Tritanopia (blue-blind)

#A5C1AF

Achromatopsia (no color)

#BCBCBC

Design tokens & code

CSS

--color: #9ecb39;
/* rgb */ color: rgb(158, 203, 57);
/* oklch */ color: oklch(78.3% 0.175 125.4);

Tailwind

colors: {
  custom: {
    50: '#bedb79',
    500: '#9ecb39',
    950: '#000000',
  },
}

SCSS

$custom: #9ecb39;
$custom-light: #bedb79;
$custom-dark: #000000;

JSON

{
  "hex": "#9ecb39",
  "rgb": {
    "r": 158,
    "g": 203,
    "b": 57
  },
  "hsl": {
    "h": 78.493,
    "s": 58.4,
    "l": 50.98
  },
  "oklch": {
    "l": 0.78321,
    "c": 0.1755,
    "h": 125.4
  },
  "luminance": 0.50276
}

Semantic roles & 50–950 ramp

primary

#9ECB39

secondary

#473276

accent

#46E276

background

#FDFEFB

surface

#F9FBF2

border

#D2D4CC

text

#13150A

muted

#82847D

Preview Lab

Preview with #9ECB39

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

Preview Lab → · Contrast checker → · Palette generator →