#427C17#427C17

#427C17 is a mid, vivid yellow-green. Relative luminance 0.156; OKLCH L 52.7% C 0.143 H 135.4°. Best body text is #FFFFFF at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#427C17
RGB	rgb(66, 124, 23)
HSL	hsl(94, 69%, 29%)
HSV	hsv(94, 81%, 49%)
CMYK	cmyk(46.8%, 0%, 81.5%, 51.4%)
CIE-LAB	lab(46.49, -36.44, 45.25)
CIE-LCH	lch(46.49, 58.10, 128.84°)
OKLab	oklab(52.66% -0.1018 0.1003)
OKLCH	oklch(52.66% 0.143 135.4)
XYZ	xyz(9.6088, 15.6348, 3.3220)
Luminance	0.1563 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#427C17 #51177C

analogous

#757C17 #427C17 #177C1F

triadic

#427C17 #17427C #7C1742

tetradic

#427C17 #17757C #51177C #7C1F17

square

#427C17 #17757C #51177C #7C1F17

split-complementary

#427C17 #1F177C #7C1775

monochromatic

#0E1A05 #27480D #427C17 #5DB021 #7AD934

Accessibility & contrast

On white

5.09

#427C17 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.13

#427C17 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #427C17

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##427C17	#FFFFFF	#000000	##FFFFFF
##427C17	1.00	5.09	4.13	5.09
#FFFFFF	5.09	1.00	21.00	1.00
#000000	4.13	21.00	1.00	21.00
##FFFFFF	5.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#817100

Deuteranopia (green-blind)

#796C22

Tritanopia (blue-blind)

#407769

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #427c17;
/* rgb */ color: rgb(66, 124, 23);
/* oklch */ color: oklch(52.7% 0.143 135.4);

Tailwind

colors: {
  custom: {
    50: '#7ca25d',
    500: '#427c17',
    950: '#000000',
  },
}

SCSS

$custom: #427c17;
$custom-light: #7ca25d;
$custom-dark: #000000;

JSON

{
  "hex": "#427c17",
  "rgb": {
    "r": 66,
    "g": 124,
    "b": 23
  },
  "hsl": {
    "h": 94.455,
    "s": 68.707,
    "l": 28.824
  },
  "oklch": {
    "l": 0.52659,
    "c": 0.14295,
    "h": 135.4
  },
  "luminance": 0.15635
}

Semantic roles & 50–950 ramp

primary

#427C17

secondary

#803EB1

accent

#3CECA1

background

#F7FAF5

surface

#EEF3E9

border

#C9CDC5

text

#0A0F05

muted

#7C7F79

Preview Lab

Preview with #427C17

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

Preview Lab → · Contrast checker → · Palette generator →