#427D1F#427D1F

#427D1F is a mid, vivid yellow-green. Relative luminance 0.159; OKLCH L 53.0% C 0.140 H 136.4°. Best body text is #FFFFFF at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#427D1F
RGB	rgb(66, 125, 31)
HSL	hsl(98, 60%, 31%)
HSV	hsv(98, 75%, 49%)
CMYK	cmyk(47.2%, 0%, 75.2%, 51%)
CIE-LAB	lab(46.87, -36.33, 42.75)
CIE-LCH	lch(46.87, 56.10, 130.36°)
OKLab	oklab(52.99% -0.101 0.0963)
OKLCH	oklch(52.99% 0.14 136.4)
XYZ	xyz(9.8274, 15.9238, 3.8518)
Luminance	0.1592 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#427D1F #5A1F7D

analogous

#717D1F #427D1F #1F7D2B

triadic

#427D1F #1F427D #7D1F42

tetradic

#427D1F #1F717D #5A1F7D #7D2B1F

square

#427D1F #1F717D #5A1F7D #7D2B1F

split-complementary

#427D1F #2B1F7D #7D1F71

monochromatic

#0E1B07 #284C13 #427D1F #5CAE2B #79D145

Accessibility & contrast

On white

5.02

#427D1F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#427D1F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #427D1F

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##427D1F	#FFFFFF	#000000	##FFFFFF
##427D1F	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)

#81720E

Deuteranopia (green-blind)

#7A6D28

Tritanopia (blue-blind)

#3F786B

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #427d1f;
/* rgb */ color: rgb(66, 125, 31);
/* oklch */ color: oklch(53.0% 0.140 136.4);

Tailwind

colors: {
  custom: {
    50: '#7ca361',
    500: '#427d1f',
    950: '#000000',
  },
}

SCSS

$custom: #427d1f;
$custom-light: #7ca361;
$custom-dark: #000000;

JSON

{
  "hex": "#427d1f",
  "rgb": {
    "r": 66,
    "g": 125,
    "b": 31
  },
  "hsl": {
    "h": 97.66,
    "s": 60.256,
    "l": 30.588
  },
  "oklch": {
    "l": 0.52989,
    "c": 0.13959,
    "h": 136.4
  },
  "luminance": 0.15924
}

Semantic roles & 50–950 ramp

primary

#427D1F

secondary

#8948B0

accent

#44E3A8

background

#F7FAF6

surface

#EEF4EB

border

#C9CEC6

text

#0A0F05

muted

#7C7F7A

Preview Lab

Preview with #427D1F

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

Preview Lab → · Contrast checker → · Palette generator →