#519B1F#519B1F

#519B1F is a mid, vivid yellow-green. Relative luminance 0.253; OKLCH L 61.8% C 0.170 H 136.1°. Best body text is #000000 at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#519B1F
RGB	rgb(81, 155, 31)
HSL	hsl(96, 67%, 36%)
HSV	hsv(96, 80%, 61%)
CMYK	cmyk(47.7%, 0%, 80%, 39.2%)
CIE-LAB	lab(57.36, -43.84, 53.14)
CIE-LCH	lch(57.36, 68.89, 129.52°)
OKLab	oklab(61.78% -0.1222 0.1178)
OKLCH	oklch(61.78% 0.17 136.1)
XYZ	xyz(15.3616, 25.2899, 5.3681)
Luminance	0.2529 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#519B1F #691F9B

analogous

#8F9B1F #519B1F #1F9B2B

triadic

#519B1F #1F519B #9B1F51

tetradic

#519B1F #1F8F9B #691F9B #9B2B1F

square

#519B1F #1F8F9B #691F9B #9B2B1F

split-complementary

#519B1F #2B1F9B #9B1F8F

monochromatic

#1C350B #366815 #519B1F #6CCE29 #8DDD57

Accessibility & contrast

On white

3.47

#519B1F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.06

#519B1F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #519B1F

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##519B1F	#FFFFFF	#000000	##000000
##519B1F	1.00	3.47	6.06	6.06
#FFFFFF	3.47	1.00	21.00	21.00
#000000	6.06	21.00	1.00	1.00
##000000	6.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A18E00

Deuteranopia (green-blind)

#97872D

Tritanopia (blue-blind)

#4E9584

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #519b1f;
/* rgb */ color: rgb(81, 155, 31);
/* oklch */ color: oklch(61.8% 0.170 136.1);

Tailwind

colors: {
  custom: {
    50: '#89b966',
    500: '#519b1f',
    950: '#000000',
  },
}

SCSS

$custom: #519b1f;
$custom-light: #89b966;
$custom-dark: #000000;

JSON

{
  "hex": "#519b1f",
  "rgb": {
    "r": 81,
    "g": 155,
    "b": 31
  },
  "hsl": {
    "h": 95.806,
    "s": 66.667,
    "l": 36.471
  },
  "oklch": {
    "l": 0.61781,
    "c": 0.16978,
    "h": 136.1
  },
  "luminance": 0.25291
}

Semantic roles & 50–950 ramp

primary

#519B1F

secondary

#9555C1

accent

#3EEAA4

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0C1106

muted

#7D807A

Preview Lab

Preview with #519B1F

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

Preview Lab → · Contrast checker → · Palette generator →