#519F1F#519F1F

#519F1F is a light, vivid yellow-green. Relative luminance 0.266; OKLCH L 62.8% C 0.175 H 136.4°. Best body text is #000000 at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#519F1F
RGB	rgb(81, 159, 31)
HSL	hsl(97, 67%, 37%)
HSV	hsv(97, 81%, 62%)
CMYK	cmyk(49.1%, 0%, 80.5%, 37.6%)
CIE-LAB	lab(58.64, -45.44, 54.35)
CIE-LCH	lch(58.64, 70.84, 129.90°)
OKLab	oklab(62.84% -0.1265 0.1204)
OKLCH	oklch(62.84% 0.175 136.4)
XYZ	xyz(16.0383, 26.6434, 5.5936)
Luminance	0.2665 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#519F1F #6D1F9F

analogous

#919F1F #519F1F #1F9F2D

triadic

#519F1F #1F519F #9F1F51

tetradic

#519F1F #1F919F #6D1F9F #9F2D1F

square

#519F1F #1F919F #6D1F9F #9F2D1F

split-complementary

#519F1F #2D1F9F #9F1F91

monochromatic

#1D390B #376C15 #519F1F #6BD229 #8EDF5A

Accessibility & contrast

On white

3.32

#519F1F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.33

#519F1F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #519F1F

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##519F1F	#FFFFFF	#000000	##000000
##519F1F	1.00	3.32	6.33	6.33
#FFFFFF	3.32	1.00	21.00	21.00
#000000	6.33	21.00	1.00	1.00
##000000	6.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A59100

Deuteranopia (green-blind)

#9B8B2E

Tritanopia (blue-blind)

#4D9988

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #519f1f;
/* rgb */ color: rgb(81, 159, 31);
/* oklch */ color: oklch(62.8% 0.175 136.4);

Tailwind

colors: {
  custom: {
    50: '#8abc66',
    500: '#519f1f',
    950: '#000000',
  },
}

SCSS

$custom: #519f1f;
$custom-light: #8abc66;
$custom-dark: #000000;

JSON

{
  "hex": "#519f1f",
  "rgb": {
    "r": 81,
    "g": 159,
    "b": 31
  },
  "hsl": {
    "h": 96.563,
    "s": 67.368,
    "l": 37.255
  },
  "oklch": {
    "l": 0.62838,
    "c": 0.17463,
    "h": 136.4
  },
  "luminance": 0.26645
}

Semantic roles & 50–950 ramp

primary

#519F1F

secondary

#9957C3

accent

#3EEAA7

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0C1206

muted

#7D817A

Preview Lab

Preview with #519F1F

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

Preview Lab → · Contrast checker → · Palette generator →