#819F10#819F10

#819F10 is a light, vivid yellow-green. Relative luminance 0.295; OKLCH L 65.6% C 0.156 H 122.3°. Best body text is #000000 at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#819F10
RGB	rgb(129, 159, 16)
HSL	hsl(73, 82%, 34%)
HSV	hsv(73, 90%, 62%)
CMYK	cmyk(18.9%, 0%, 89.9%, 37.6%)
CIE-LAB	lab(61.22, -27.98, 61.29)
CIE-LCH	lch(61.22, 67.37, 114.54°)
OKLab	oklab(65.62% -0.0832 0.1316)
OKLCH	oklch(65.62% 0.156 122.3)
XYZ	xyz(21.5453, 29.5007, 5.0493)
Luminance	0.2950 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#819F10 #2E109F

analogous

#9F7510 #819F10 #3A9F10

triadic

#819F10 #10819F #9F1081

tetradic

#819F10 #109F75 #2E109F #9F103A

square

#819F10 #109F75 #2E109F #9F103A

split-complementary

#819F10 #103A9F #75109F

monochromatic

#273005 #54670A #819F10 #AED716 #C7EC3E

Accessibility & contrast

On white

3.04

#819F10 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.90

#819F10 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #819F10

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##819F10	#FFFFFF	#000000	##000000
##819F10	1.00	3.04	6.90	6.90
#FFFFFF	3.04	1.00	21.00	21.00
#000000	6.90	21.00	1.00	1.00
##000000	6.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A99400

Deuteranopia (green-blind)

#A59424

Tritanopia (blue-blind)

#889687

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #819f10;
/* rgb */ color: rgb(129, 159, 16);
/* oklch */ color: oklch(65.6% 0.156 122.3);

Tailwind

colors: {
  custom: {
    50: '#aabb62',
    500: '#819f10',
    950: '#000000',
  },
}

SCSS

$custom: #819f10;
$custom-light: #aabb62;
$custom-dark: #000000;

JSON

{
  "hex": "#819f10",
  "rgb": {
    "r": 129,
    "g": 159,
    "b": 16
  },
  "hsl": {
    "h": 72.587,
    "s": 81.714,
    "l": 34.314
  },
  "oklch": {
    "l": 0.65622,
    "c": 0.15572,
    "h": 122.3
  },
  "luminance": 0.29501
}

Semantic roles & 50–950 ramp

primary

#819F10

secondary

#5D40CB

accent

#30F85A

background

#FAFBF6

surface

#F4F6EB

border

#CED0C6

text

#101106

muted

#7F807A

Preview Lab

Preview with #819F10

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

Preview Lab → · Contrast checker → · Palette generator →