#518F15#518F15

#518F15 is a mid, vivid yellow-green. Relative luminance 0.214; OKLCH L 58.5% C 0.160 H 134.0°. Best body text is #000000 at 5.29:1 contrast (WCAG AA passes).

Color values

HEX	#518F15
RGB	rgb(81, 143, 21)
HSL	hsl(90, 74%, 32%)
HSV	hsv(90, 85%, 56%)
CMYK	cmyk(43.4%, 0%, 85.3%, 43.9%)
CIE-LAB	lab(53.44, -39.38, 52.43)
CIE-LCH	lch(53.44, 65.58, 126.91°)
OKLab	oklab(58.55% -0.1109 0.1148)
OKLCH	oklch(58.55% 0.16 134)
XYZ	xyz(13.3509, 21.4477, 4.1457)
Luminance	0.2145 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#518F15 #53158F

analogous

#8E8F15 #518F15 #158F16

triadic

#518F15 #15518F #8F1551

tetradic

#518F15 #158E8F #53158F #8F1615

square

#518F15 #158E8F #53158F #8F1615

split-complementary

#518F15 #16158F #8F158E

monochromatic

#152405 #335A0D #518F15 #6FC41D #8EE23C

Accessibility & contrast

On white

3.97

#518F15 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.29

#518F15 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #518F15

5.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##518F15	#FFFFFF	#000000	##000000
##518F15	1.00	3.97	5.29	5.29
#FFFFFF	3.97	1.00	21.00	21.00
#000000	5.29	21.00	1.00	1.00
##000000	5.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#958300

Deuteranopia (green-blind)

#8D7E25

Tritanopia (blue-blind)

#508979

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #518f15;
/* rgb */ color: rgb(81, 143, 21);
/* oklch */ color: oklch(58.5% 0.160 134.0);

Tailwind

colors: {
  custom: {
    50: '#88b060',
    500: '#518f15',
    950: '#000000',
  },
}

SCSS

$custom: #518f15;
$custom-light: #88b060;
$custom-dark: #000000;

JSON

{
  "hex": "#518f15",
  "rgb": {
    "r": 81,
    "g": 143,
    "b": 21
  },
  "hsl": {
    "h": 90.492,
    "s": 74.39,
    "l": 32.157
  },
  "oklch": {
    "l": 0.58547,
    "c": 0.15961,
    "h": 134
  },
  "luminance": 0.21448
}

Semantic roles & 50–950 ramp

primary

#518F15

secondary

#813EC2

accent

#37F195

background

#F8FAF6

surface

#F0F5EB

border

#CBCFC6

text

#0C1005

muted

#7D7F7A

Preview Lab

Preview with #518F15

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

Preview Lab → · Contrast checker → · Palette generator →