#427F20#427F20

#427F20 is a mid, vivid yellow-green. Relative luminance 0.164; OKLCH L 53.5% C 0.142 H 136.7°. Best body text is #FFFFFF at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#427F20
RGB	rgb(66, 127, 32)
HSL	hsl(99, 60%, 31%)
HSV	hsv(99, 75%, 50%)
CMYK	cmyk(48%, 0%, 74.8%, 50.2%)
CIE-LAB	lab(47.55, -37.11, 43.04)
CIE-LCH	lch(47.55, 56.83, 130.77°)
OKLab	oklab(53.54% -0.103 0.0971)
OKLCH	oklch(53.54% 0.142 136.7)
XYZ	xyz(10.0966, 16.4406, 4.0076)
Luminance	0.1644 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#427F20 #5D207F

analogous

#717F20 #427F20 #207F2D

triadic

#427F20 #20427F #7F2042

tetradic

#427F20 #20717F #5D207F #7F2D20

square

#427F20 #20717F #5D207F #7F2D20

split-complementary

#427F20 #2D207F #7F2071

monochromatic

#0F1D07 #294E14 #427F20 #5BB02C #79D148

Accessibility & contrast

On white

4.90

#427F20 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.29

#427F20 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #427F20

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##427F20	#FFFFFF	#000000	##FFFFFF
##427F20	1.00	4.90	4.29	4.90
#FFFFFF	4.90	1.00	21.00	1.00
#000000	4.29	21.00	1.00	21.00
##FFFFFF	4.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#83740F

Deuteranopia (green-blind)

#7B6F29

Tritanopia (blue-blind)

#3F7A6C

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #427f20;
/* rgb */ color: rgb(66, 127, 32);
/* oklch */ color: oklch(53.5% 0.142 136.7);

Tailwind

colors: {
  custom: {
    50: '#7ca562',
    500: '#427f20',
    950: '#000000',
  },
}

SCSS

$custom: #427f20;
$custom-light: #7ca562;
$custom-dark: #000000;

JSON

{
  "hex": "#427f20",
  "rgb": {
    "r": 66,
    "g": 127,
    "b": 32
  },
  "hsl": {
    "h": 98.526,
    "s": 59.748,
    "l": 31.176
  },
  "oklch": {
    "l": 0.53543,
    "c": 0.14158,
    "h": 136.7
  },
  "luminance": 0.16441
}

Semantic roles & 50–950 ramp

primary

#427F20

secondary

#8C49B2

accent

#45E3AA

background

#F7FAF6

surface

#EEF4EB

border

#C9CEC6

text

#0A0F05

muted

#7C7F7A

Preview Lab

Preview with #427F20

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

Preview Lab → · Contrast checker → · Palette generator →