#519B1B#519B1B

#519B1B is a mid, vivid yellow-green. Relative luminance 0.253; OKLCH L 61.8% C 0.172 H 135.8°. Best body text is #000000 at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#519B1B
RGB	rgb(81, 155, 27)
HSL	hsl(95, 70%, 36%)
HSV	hsv(95, 83%, 61%)
CMYK	cmyk(47.7%, 0%, 82.6%, 39.2%)
CIE-LAB	lab(57.34, -44.05, 54.31)
CIE-LCH	lch(57.34, 69.93, 129.04°)
OKLab	oklab(61.76% -0.123 0.1197)
OKLCH	oklch(61.76% 0.172 135.8)
XYZ	xyz(15.3121, 25.2702, 5.1075)
Luminance	0.2527 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#519B1B #651B9B

analogous

#919B1B #519B1B #1B9B25

triadic

#519B1B #1B519B #9B1B51

tetradic

#519B1B #1B919B #651B9B #9B251B

square

#519B1B #1B919B #651B9B #9B251B

split-complementary

#519B1B #251B9B #9B1B91

monochromatic

#1B3309 #366712 #519B1B #6CCF24 #8DE050

Accessibility & contrast

On white

3.47

#519B1B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.05

#519B1B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #519B1B

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##519B1B	#FFFFFF	#000000	##000000
##519B1B	1.00	3.47	6.05	6.05
#FFFFFF	3.47	1.00	21.00	21.00
#000000	6.05	21.00	1.00	1.00
##000000	6.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A18D00

Deuteranopia (green-blind)

#97872B

Tritanopia (blue-blind)

#4E9584

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #519b1b;
/* rgb */ color: rgb(81, 155, 27);
/* oklch */ color: oklch(61.8% 0.172 135.8);

Tailwind

colors: {
  custom: {
    50: '#89b964',
    500: '#519b1b',
    950: '#000000',
  },
}

SCSS

$custom: #519b1b;
$custom-light: #89b964;
$custom-dark: #000000;

JSON

{
  "hex": "#519b1b",
  "rgb": {
    "r": 81,
    "g": 155,
    "b": 27
  },
  "hsl": {
    "h": 94.688,
    "s": 70.33,
    "l": 35.686
  },
  "oklch": {
    "l": 0.61759,
    "c": 0.17165,
    "h": 135.8
  },
  "luminance": 0.25271
}

Semantic roles & 50–950 ramp

primary

#519B1B

secondary

#924FC3

accent

#3BEDA2

background

#F8FBF6

surface

#F0F6EB

border

#CBD0C6

text

#0C1106

muted

#7D807A

Preview Lab

Preview with #519B1B

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

Preview Lab → · Contrast checker → · Palette generator →