#519F1B#519F1B

#519F1B is a light, vivid yellow-green. Relative luminance 0.266; OKLCH L 62.8% C 0.176 H 136.2°. Best body text is #000000 at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#519F1B
RGB	rgb(81, 159, 27)
HSL	hsl(95, 71%, 36%)
HSV	hsv(95, 83%, 62%)
CMYK	cmyk(49.1%, 0%, 83%, 37.6%)
CIE-LAB	lab(58.62, -45.64, 55.49)
CIE-LCH	lch(58.62, 71.85, 129.44°)
OKLab	oklab(62.82% -0.1273 0.1222)
OKLCH	oklch(62.82% 0.176 136.2)
XYZ	xyz(15.9889, 26.6237, 5.3331)
Luminance	0.2662 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#519F1B #691B9F

analogous

#939F1B #519F1B #1B9F27

triadic

#519F1B #1B519F #9F1B51

tetradic

#519F1B #1B939F #691B9F #9F271B

square

#519F1B #1B939F #691B9F #9F271B

split-complementary

#519F1B #271B9F #9F1B93

monochromatic

#1C3609 #366B12 #519F1B #6CD324 #8DE253

Accessibility & contrast

On white

3.32

#519F1B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.32

#519F1B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #519F1B

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##519F1B	#FFFFFF	#000000	##000000
##519F1B	1.00	3.32	6.32	6.32
#FFFFFF	3.32	1.00	21.00	21.00
#000000	6.32	21.00	1.00	1.00
##000000	6.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A59100

Deuteranopia (green-blind)

#9B8B2B

Tritanopia (blue-blind)

#4D9987

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #519f1b;
/* rgb */ color: rgb(81, 159, 27);
/* oklch */ color: oklch(62.8% 0.176 136.2);

Tailwind

colors: {
  custom: {
    50: '#8abc65',
    500: '#519f1b',
    950: '#000000',
  },
}

SCSS

$custom: #519f1b;
$custom-light: #8abc65;
$custom-dark: #000000;

JSON

{
  "hex": "#519f1b",
  "rgb": {
    "r": 81,
    "g": 159,
    "b": 27
  },
  "hsl": {
    "h": 95.455,
    "s": 70.968,
    "l": 36.471
  },
  "oklch": {
    "l": 0.62817,
    "c": 0.17645,
    "h": 136.2
  },
  "luminance": 0.26625
}

Semantic roles & 50–950 ramp

primary

#519F1B

secondary

#9551C5

accent

#3AEEA4

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0D1206

muted

#7D817A

Preview Lab

Preview with #519F1B

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

Preview Lab → · Contrast checker → · Palette generator →