#509A1F#509A1F

#509A1F is a mid, vivid yellow-green. Relative luminance 0.249; OKLCH L 61.5% C 0.169 H 136.2°. Best body text is #000000 at 5.98:1 contrast (WCAG AA passes).

Color values

HEX	#509A1F
RGB	rgb(80, 154, 31)
HSL	hsl(96, 66%, 36%)
HSV	hsv(96, 80%, 60%)
CMYK	cmyk(48.1%, 0%, 79.9%, 39.6%)
CIE-LAB	lab(56.99, -43.76, 52.78)
CIE-LCH	lch(56.99, 68.56, 129.66°)
OKLab	oklab(61.47% -0.122 0.1171)
OKLCH	oklch(61.47% 0.169 136.2)
XYZ	xyz(15.1108, 24.9146, 5.3088)
Luminance	0.2492 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509A1F #691F9A

analogous

#8E9A1F #509A1F #1F9A2C

triadic

#509A1F #1F509A #9A1F50

tetradic

#509A1F #1F8E9A #691F9A #9A2C1F

square

#509A1F #1F8E9A #691F9A #9A2C1F

split-complementary

#509A1F #2C1F9A #9A1F8E

monochromatic

#1B340A #366715 #509A1F #6ACD29 #8CDD56

Accessibility & contrast

On white

3.51

#509A1F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.98

#509A1F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #509A1F

5.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509A1F	#FFFFFF	#000000	##000000
##509A1F	1.00	3.51	5.98	5.98
#FFFFFF	3.51	1.00	21.00	21.00
#000000	5.98	21.00	1.00	1.00
##000000	5.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A08D00

Deuteranopia (green-blind)

#96872D

Tritanopia (blue-blind)

#4D9483

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #509a1f;
/* rgb */ color: rgb(80, 154, 31);
/* oklch */ color: oklch(61.5% 0.169 136.2);

Tailwind

colors: {
  custom: {
    50: '#88b865',
    500: '#509a1f',
    950: '#000000',
  },
}

SCSS

$custom: #509a1f;
$custom-light: #88b865;
$custom-dark: #000000;

JSON

{
  "hex": "#509a1f",
  "rgb": {
    "r": 80,
    "g": 154,
    "b": 31
  },
  "hsl": {
    "h": 96.098,
    "s": 66.486,
    "l": 36.275
  },
  "oklch": {
    "l": 0.6147,
    "c": 0.16908,
    "h": 136.2
  },
  "luminance": 0.24916
}

Semantic roles & 50–950 ramp

primary

#509A1F

secondary

#9554C1

accent

#3EE9A5

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0C1106

muted

#7D807A

Preview Lab

Preview with #509A1F

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

Preview Lab → · Contrast checker → · Palette generator →