#427D1D#427D1D

#427D1D is a mid, vivid yellow-green. Relative luminance 0.159; OKLCH L 53.0% C 0.141 H 136.1°. Best body text is #FFFFFF at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#427D1D
RGB	rgb(66, 125, 29)
HSL	hsl(97, 62%, 30%)
HSV	hsv(97, 77%, 49%)
CMYK	cmyk(47.2%, 0%, 76.8%, 51%)
CIE-LAB	lab(46.86, -36.48, 43.50)
CIE-LCH	lch(46.86, 56.77, 129.98°)
OKLab	oklab(52.97% -0.1015 0.0976)
OKLCH	oklch(52.97% 0.141 136.1)
XYZ	xyz(9.8019, 15.9136, 3.7173)
Luminance	0.1591 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#427D1D #581D7D

analogous

#727D1D #427D1D #1D7D28

triadic

#427D1D #1D427D #7D1D42

tetradic

#427D1D #1D727D #581D7D #7D281D

square

#427D1D #1D727D #581D7D #7D281D

split-complementary

#427D1D #281D7D #7D1D72

monochromatic

#0E1A06 #284B11 #427D1D #5CAF29 #7AD341

Accessibility & contrast

On white

5.02

#427D1D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#427D1D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #427D1D

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##427D1D	#FFFFFF	#000000	##FFFFFF
##427D1D	1.00	5.02	4.18	5.02
#FFFFFF	5.02	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#827209

Deuteranopia (green-blind)

#7A6D27

Tritanopia (blue-blind)

#3F786B

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #427d1d;
/* rgb */ color: rgb(66, 125, 29);
/* oklch */ color: oklch(53.0% 0.141 136.1);

Tailwind

colors: {
  custom: {
    50: '#7ca360',
    500: '#427d1d',
    950: '#000000',
  },
}

SCSS

$custom: #427d1d;
$custom-light: #7ca360;
$custom-dark: #000000;

JSON

{
  "hex": "#427d1d",
  "rgb": {
    "r": 66,
    "g": 125,
    "b": 29
  },
  "hsl": {
    "h": 96.875,
    "s": 62.338,
    "l": 30.196
  },
  "oklch": {
    "l": 0.52973,
    "c": 0.14084,
    "h": 136.1
  },
  "luminance": 0.15914
}

Semantic roles & 50–950 ramp

primary

#427D1D

secondary

#8745B1

accent

#42E5A7

background

#F7FAF5

surface

#EEF4EA

border

#C9CEC6

text

#0A0F05

muted

#7C7F79

Preview Lab

Preview with #427D1D

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

Preview Lab → · Contrast checker → · Palette generator →