#427B17#427B17

#427B17 is a mid, vivid yellow-green. Relative luminance 0.154; OKLCH L 52.4% C 0.142 H 135.3°. Best body text is #FFFFFF at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#427B17
RGB	rgb(66, 123, 23)
HSL	hsl(94, 68%, 29%)
HSV	hsv(94, 81%, 48%)
CMYK	cmyk(46.3%, 0%, 81.3%, 51.8%)
CIE-LAB	lab(46.16, -36.01, 44.94)
CIE-LCH	lch(46.16, 57.58, 128.71°)
OKLab	oklab(52.39% -0.1007 0.0997)
OKLCH	oklch(52.39% 0.142 135.3)
XYZ	xyz(9.4842, 15.3855, 3.2804)
Luminance	0.1539 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#427B17 #50177B

analogous

#747B17 #427B17 #177B1E

triadic

#427B17 #17427B #7B1742

tetradic

#427B17 #17747B #50177B #7B1E17

square

#427B17 #17747B #50177B #7B1E17

split-complementary

#427B17 #1E177B #7B1774

monochromatic

#0E1A05 #26470D #427B17 #5EAF21 #7BD933

Accessibility & contrast

On white

5.15

#427B17 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.08

#427B17 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #427B17

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##427B17	#FFFFFF	#000000	##FFFFFF
##427B17	1.00	5.15	4.08	5.15
#FFFFFF	5.15	1.00	21.00	1.00
#000000	4.08	21.00	1.00	21.00
##FFFFFF	5.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#807000

Deuteranopia (green-blind)

#786C22

Tritanopia (blue-blind)

#407668

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #427b17;
/* rgb */ color: rgb(66, 123, 23);
/* oklch */ color: oklch(52.4% 0.142 135.3);

Tailwind

colors: {
  custom: {
    50: '#7ca25d',
    500: '#427b17',
    950: '#000000',
  },
}

SCSS

$custom: #427b17;
$custom-light: #7ca25d;
$custom-dark: #000000;

JSON

{
  "hex": "#427b17",
  "rgb": {
    "r": 66,
    "g": 123,
    "b": 23
  },
  "hsl": {
    "h": 94.2,
    "s": 68.493,
    "l": 28.627
  },
  "oklch": {
    "l": 0.52385,
    "c": 0.14167,
    "h": 135.3
  },
  "luminance": 0.15386
}

Semantic roles & 50–950 ramp

primary

#427B17

secondary

#7F3EB0

accent

#3CEBA0

background

#F7FAF5

surface

#EEF3E9

border

#C9CDC5

text

#0A0F05

muted

#7C7F79

Preview Lab

Preview with #427B17

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

Preview Lab → · Contrast checker → · Palette generator →