#427D17#427D17

#427D17 is a mid, vivid yellow-green. Relative luminance 0.159; OKLCH L 52.9% C 0.144 H 135.6°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#427D17
RGB	rgb(66, 125, 23)
HSL	hsl(95, 69%, 29%)
HSV	hsv(95, 82%, 49%)
CMYK	cmyk(47.2%, 0%, 81.6%, 51%)
CIE-LAB	lab(46.83, -36.86, 45.56)
CIE-LCH	lch(46.83, 58.61, 128.97°)
OKLab	oklab(52.93% -0.103 0.101)
OKLCH	oklch(52.93% 0.144 135.6)
XYZ	xyz(9.7348, 15.8867, 3.3639)
Luminance	0.1589 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#427D17 #52177D

analogous

#757D17 #427D17 #177D1F

triadic

#427D17 #17427D #7D1742

tetradic

#427D17 #17757D #52177D #7D1F17

square

#427D17 #17757D #52177D #7D1F17

split-complementary

#427D17 #1F177D #7D1775

monochromatic

#0E1A05 #27490D #427D17 #5DB121 #7ADA35

Accessibility & contrast

On white

5.03

#427D17 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#427D17 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #427D17

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##427D17	#FFFFFF	#000000	##FFFFFF
##427D17	1.00	5.03	4.18	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#827200

Deuteranopia (green-blind)

#7A6D23

Tritanopia (blue-blind)

#40786A

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #427d17;
/* rgb */ color: rgb(66, 125, 23);
/* oklch */ color: oklch(52.9% 0.144 135.6);

Tailwind

colors: {
  custom: {
    50: '#7da35e',
    500: '#427d17',
    950: '#000000',
  },
}

SCSS

$custom: #427d17;
$custom-light: #7da35e;
$custom-dark: #000000;

JSON

{
  "hex": "#427d17",
  "rgb": {
    "r": 66,
    "g": 125,
    "b": 23
  },
  "hsl": {
    "h": 94.706,
    "s": 68.919,
    "l": 29.02
  },
  "oklch": {
    "l": 0.52933,
    "c": 0.14423,
    "h": 135.6
  },
  "luminance": 0.15887
}

Semantic roles & 50–950 ramp

primary

#427D17

secondary

#813EB2

accent

#3CECA2

background

#F7FAF5

surface

#EEF4E9

border

#C9CEC5

text

#0A0F05

muted

#7C7F79

Preview Lab

Preview with #427D17

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

Preview Lab → · Contrast checker → · Palette generator →