#519E21#519E21

#519E21 is a light, vivid yellow-green. Relative luminance 0.263; OKLCH L 62.6% C 0.172 H 136.5°. Best body text is #000000 at 6.26:1 contrast (WCAG AA passes).

Color values

HEX	#519E21
RGB	rgb(81, 158, 33)
HSL	hsl(97, 65%, 37%)
HSV	hsv(97, 79%, 62%)
CMYK	cmyk(48.7%, 0%, 79.1%, 38%)
CIE-LAB	lab(58.33, -44.93, 53.43)
CIE-LCH	lch(58.33, 69.81, 130.06°)
OKLab	oklab(62.59% -0.125 0.1187)
OKLCH	oklch(62.59% 0.172 136.5)
XYZ	xyz(15.8943, 26.3118, 5.6797)
Luminance	0.2631 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#519E21 #6E219E

analogous

#909E21 #519E21 #219E30

triadic

#519E21 #21519E #9E2151

tetradic

#519E21 #21909E #6E219E #9E3021

square

#519E21 #21909E #6E219E #9E3021

split-complementary

#519E21 #30219E #9E2190

monochromatic

#1D390C #376B16 #519E21 #6BD12C #8EDD5C

Accessibility & contrast

On white

3.35

#519E21 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.26

#519E21 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #519E21

6.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##519E21	#FFFFFF	#000000	##000000
##519E21	1.00	3.35	6.26	6.26
#FFFFFF	3.35	1.00	21.00	21.00
#000000	6.26	21.00	1.00	1.00
##000000	6.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A49000

Deuteranopia (green-blind)

#9A8A2F

Tritanopia (blue-blind)

#4D9887

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #519e21;
/* rgb */ color: rgb(81, 158, 33);
/* oklch */ color: oklch(62.6% 0.172 136.5);

Tailwind

colors: {
  custom: {
    50: '#89bb67',
    500: '#519e21',
    950: '#000000',
  },
}

SCSS

$custom: #519e21;
$custom-light: #89bb67;
$custom-dark: #000000;

JSON

{
  "hex": "#519e21",
  "rgb": {
    "r": 81,
    "g": 158,
    "b": 33
  },
  "hsl": {
    "h": 96.96,
    "s": 65.445,
    "l": 37.451
  },
  "oklch": {
    "l": 0.62586,
    "c": 0.17244,
    "h": 136.5
  },
  "luminance": 0.26313
}

Semantic roles & 50–950 ramp

primary

#519E21

secondary

#9959C1

accent

#3FE8A8

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0C1206

muted

#7D817A

Preview Lab

Preview with #519E21

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

Preview Lab → · Contrast checker → · Palette generator →