#427A1F#427A1F

#427A1F is a mid, vivid yellow-green. Relative luminance 0.152; OKLCH L 52.2% C 0.136 H 136.0°. Best body text is #FFFFFF at 5.20:1 contrast (WCAG AA passes).

Color values

HEX	#427A1F
RGB	rgb(66, 122, 31)
HSL	hsl(97, 59%, 30%)
HSV	hsv(97, 75%, 48%)
CMYK	cmyk(45.9%, 0%, 74.6%, 52.2%)
CIE-LAB	lab(45.87, -35.04, 41.74)
CIE-LCH	lch(45.87, 54.50, 130.01°)
OKLab	oklab(52.17% -0.0975 0.0942)
OKLCH	oklch(52.17% 0.136 136)
XYZ	xyz(9.4534, 15.1757, 3.7271)
Luminance	0.1518 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#427A1F #571F7A

analogous

#707A1F #427A1F #1F7A29

triadic

#427A1F #1F427A #7A1F42

tetradic

#427A1F #1F707A #571F7A #7A291F

square

#427A1F #1F707A #571F7A #7A291F

split-complementary

#427A1F #291F7A #7A1F70

monochromatic

#0D1806 #284913 #427A1F #5CAB2B #7ACF44

Accessibility & contrast

On white

5.20

#427A1F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.04

#427A1F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #427A1F

5.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##427A1F	#FFFFFF	#000000	##FFFFFF
##427A1F	1.00	5.20	4.04	5.20
#FFFFFF	5.20	1.00	21.00	1.00
#000000	4.04	21.00	1.00	21.00
##FFFFFF	5.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E700F

Deuteranopia (green-blind)

#776B28

Tritanopia (blue-blind)

#407568

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #427a1f;
/* rgb */ color: rgb(66, 122, 31);
/* oklch */ color: oklch(52.2% 0.136 136.0);

Tailwind

colors: {
  custom: {
    50: '#7ca161',
    500: '#427a1f',
    950: '#000000',
  },
}

SCSS

$custom: #427a1f;
$custom-light: #7ca161;
$custom-dark: #000000;

JSON

{
  "hex": "#427a1f",
  "rgb": {
    "r": 66,
    "g": 122,
    "b": 31
  },
  "hsl": {
    "h": 96.923,
    "s": 59.477,
    "l": 30
  },
  "oklch": {
    "l": 0.52168,
    "c": 0.13559,
    "h": 136
  },
  "luminance": 0.15176
}

Semantic roles & 50–950 ramp

primary

#427A1F

secondary

#8647AD

accent

#45E3A6

background

#F7F9F5

surface

#EEF2EA

border

#C9CCC6

text

#0A0F05

muted

#7C7E79

Preview Lab

Preview with #427A1F

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

Preview Lab → · Contrast checker → · Palette generator →