#427C1A#427C1A

#427C1A is a mid, vivid yellow-green. Relative luminance 0.156; OKLCH L 52.7% C 0.141 H 135.7°. Best body text is #FFFFFF at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#427C1A
RGB	rgb(66, 124, 26)
HSL	hsl(96, 65%, 29%)
HSV	hsv(96, 79%, 49%)
CMYK	cmyk(46.8%, 0%, 79%, 51.4%)
CIE-LAB	lab(46.51, -36.25, 44.25)
CIE-LCH	lch(46.51, 57.20, 129.33°)
OKLab	oklab(52.68% -0.1011 0.0987)
OKLCH	oklch(52.68% 0.141 135.7)
XYZ	xyz(9.6406, 15.6475, 3.4894)
Luminance	0.1565 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#427C1A #541A7C

analogous

#737C1A #427C1A #1A7C23

triadic

#427C1A #1A427C #7C1A42

tetradic

#427C1A #1A737C #541A7C #7C231A

square

#427C1A #1A737C #541A7C #7C231A

split-complementary

#427C1A #231A7C #7C1A73

monochromatic

#0D1905 #27490F #427C1A #5DAF25 #7AD63B

Accessibility & contrast

On white

5.09

#427C1A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.13

#427C1A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #427C1A

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##427C1A	#FFFFFF	#000000	##FFFFFF
##427C1A	1.00	5.09	4.13	5.09
#FFFFFF	5.09	1.00	21.00	1.00
#000000	4.13	21.00	1.00	21.00
##FFFFFF	5.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#817103

Deuteranopia (green-blind)

#796C24

Tritanopia (blue-blind)

#40776A

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #427c1a;
/* rgb */ color: rgb(66, 124, 26);
/* oklch */ color: oklch(52.7% 0.141 135.7);

Tailwind

colors: {
  custom: {
    50: '#7ca25f',
    500: '#427c1a',
    950: '#000000',
  },
}

SCSS

$custom: #427c1a;
$custom-light: #7ca25f;
$custom-dark: #000000;

JSON

{
  "hex": "#427c1a",
  "rgb": {
    "r": 66,
    "g": 124,
    "b": 26
  },
  "hsl": {
    "h": 95.51,
    "s": 65.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.52678,
    "c": 0.14133,
    "h": 135.7
  },
  "luminance": 0.15648
}

Semantic roles & 50–950 ramp

primary

#427C1A

secondary

#8342B0

accent

#40E8A3

background

#F7FAF5

surface

#EEF3EA

border

#C9CDC6

text

#0A0F05

muted

#7C7F79

Preview Lab

Preview with #427C1A

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

Preview Lab → · Contrast checker → · Palette generator →