#42821E#42821E

#42821E is a mid, vivid yellow-green. Relative luminance 0.172; OKLCH L 54.3% C 0.147 H 136.8°. Best body text is #FFFFFF at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#42821E
RGB	rgb(66, 130, 30)
HSL	hsl(98, 63%, 31%)
HSV	hsv(98, 77%, 51%)
CMYK	cmyk(49.2%, 0%, 76.9%, 49%)
CIE-LAB	lab(48.53, -38.52, 44.78)
CIE-LCH	lch(48.53, 59.07, 130.70°)
OKLab	oklab(54.35% -0.107 0.1004)
OKLCH	oklch(54.35% 0.147 136.8)
XYZ	xyz(10.4634, 17.2165, 3.9998)
Luminance	0.1722 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42821E #5E1E82

analogous

#74821E #42821E #1E822C

triadic

#42821E #1E4282 #821E42

tetradic

#42821E #1E7482 #5E1E82 #822C1E

square

#42821E #1E7482 #5E1E82 #822C1E

split-complementary

#42821E #2C1E82 #821E74

monochromatic

#101F07 #295013 #42821E #5BB429 #79D446

Accessibility & contrast

On white

4.73

#42821E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.44

#42821E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #42821E

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42821E	#FFFFFF	#000000	##FFFFFF
##42821E	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)

#877709

Deuteranopia (green-blind)

#7E7128

Tritanopia (blue-blind)

#3F7D6F

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #42821e;
/* rgb */ color: rgb(66, 130, 30);
/* oklch */ color: oklch(54.3% 0.147 136.8);

Tailwind

colors: {
  custom: {
    50: '#7da761',
    500: '#42821e',
    950: '#000000',
  },
}

SCSS

$custom: #42821e;
$custom-light: #7da761;
$custom-dark: #000000;

JSON

{
  "hex": "#42821e",
  "rgb": {
    "r": 66,
    "g": 130,
    "b": 30
  },
  "hsl": {
    "h": 98.4,
    "s": 62.5,
    "l": 31.373
  },
  "oklch": {
    "l": 0.54348,
    "c": 0.14673,
    "h": 136.8
  },
  "luminance": 0.17217
}

Semantic roles & 50–950 ramp

primary

#42821E

secondary

#8D47B5

accent

#42E6AB

background

#F7FAF6

surface

#EEF4EB

border

#C9CEC6

text

#0A0F05

muted

#7C7F7A

Preview Lab

Preview with #42821E

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

Preview Lab → · Contrast checker → · Palette generator →