#42821A#42821A

#42821A is a mid, vivid yellow-green. Relative luminance 0.172; OKLCH L 54.3% C 0.149 H 136.4°. Best body text is #FFFFFF at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#42821A
RGB	rgb(66, 130, 26)
HSL	hsl(97, 67%, 31%)
HSV	hsv(97, 80%, 51%)
CMYK	cmyk(49.2%, 0%, 80%, 49%)
CIE-LAB	lab(48.51, -38.78, 46.16)
CIE-LCH	lch(48.51, 60.29, 130.03°)
OKLab	oklab(54.32% -0.1079 0.1027)
OKLCH	oklch(54.32% 0.149 136.4)
XYZ	xyz(10.4156, 17.1974, 3.7477)
Luminance	0.1720 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42821A #5A1A82

analogous

#76821A #42821A #1A8226

triadic

#42821A #1A4282 #821A42

tetradic

#42821A #1A7682 #5A1A82 #82261A

square

#42821A #1A7682 #5A1A82 #82261A

split-complementary

#42821A #261A82 #821A76

monochromatic

#0E1C06 #284F10 #42821A #5CB524 #79D83E

Accessibility & contrast

On white

4.73

#42821A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.44

#42821A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #42821A

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42821A	#FFFFFF	#000000	##FFFFFF
##42821A	1.00	4.73	4.44	4.73
#FFFFFF	4.73	1.00	21.00	1.00
#000000	4.44	21.00	1.00	21.00
##FFFFFF	4.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#877600

Deuteranopia (green-blind)

#7E7126

Tritanopia (blue-blind)

#3F7D6F

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #42821a;
/* rgb */ color: rgb(66, 130, 26);
/* oklch */ color: oklch(54.3% 0.149 136.4);

Tailwind

colors: {
  custom: {
    50: '#7da760',
    500: '#42821a',
    950: '#000000',
  },
}

SCSS

$custom: #42821a;
$custom-light: #7da760;
$custom-dark: #000000;

JSON

{
  "hex": "#42821a",
  "rgb": {
    "r": 66,
    "g": 130,
    "b": 26
  },
  "hsl": {
    "h": 96.923,
    "s": 66.667,
    "l": 30.588
  },
  "oklch": {
    "l": 0.54321,
    "c": 0.14901,
    "h": 136.4
  },
  "luminance": 0.17198
}

Semantic roles & 50–950 ramp

primary

#42821A

secondary

#8942B6

accent

#3EEAA8

background

#F8FAF5

surface

#EFF4EA

border

#CACEC6

text

#0A0F05

muted

#7C7F79

Preview Lab

Preview with #42821A

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

Preview Lab → · Contrast checker → · Palette generator →