#819F17#819F17

#819F17 is a light, vivid yellow-green. Relative luminance 0.295; OKLCH L 65.6% C 0.153 H 122.4°. Best body text is #000000 at 6.90:1 contrast (WCAG AA passes).

Color values

HEX	#819F17
RGB	rgb(129, 159, 23)
HSL	hsl(73, 75%, 36%)
HSV	hsv(73, 86%, 62%)
CMYK	cmyk(18.9%, 0%, 85.5%, 37.6%)
CIE-LAB	lab(61.24, -27.79, 59.83)
CIE-LCH	lch(61.24, 65.97, 114.91°)
OKLab	oklab(65.65% -0.0823 0.1295)
OKLCH	oklch(65.65% 0.153 122.4)
XYZ	xyz(21.6064, 29.5252, 5.3711)
Luminance	0.2953 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#819F17 #35179F

analogous

#9F7917 #819F17 #3D9F17

triadic

#819F17 #17819F #9F1781

tetradic

#819F17 #179F79 #35179F #9F173D

square

#819F17 #179F79 #35179F #9F173D

split-complementary

#819F17 #173D9F #79179F

monochromatic

#2A3408 #566A0F #819F17 #ACD41F #C3E54B

Accessibility & contrast

On white

3.04

#819F17 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.90

#819F17 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #819F17

6.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##819F17	#FFFFFF	#000000	##000000
##819F17	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)

#A99500

Deuteranopia (green-blind)

#A59427

Tritanopia (blue-blind)

#889687

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #819f17;
/* rgb */ color: rgb(129, 159, 23);
/* oklch */ color: oklch(65.6% 0.153 122.4);

Tailwind

colors: {
  custom: {
    50: '#aabb64',
    500: '#819f17',
    950: '#000000',
  },
}

SCSS

$custom: #819f17;
$custom-light: #aabb64;
$custom-dark: #000000;

JSON

{
  "hex": "#819f17",
  "rgb": {
    "r": 129,
    "g": 159,
    "b": 23
  },
  "hsl": {
    "h": 73.235,
    "s": 74.725,
    "l": 35.686
  },
  "oklch": {
    "l": 0.65646,
    "c": 0.15346,
    "h": 122.4
  },
  "luminance": 0.29525
}

Semantic roles & 50–950 ramp

primary

#819F17

secondary

#664BC7

accent

#36F160

background

#FAFBF6

surface

#F4F6EB

border

#CED0C6

text

#101106

muted

#7F807A

Preview Lab

Preview with #819F17

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

Preview Lab → · Contrast checker → · Palette generator →