#427C12#427C12

#427C12 is a mid, vivid yellow-green. Relative luminance 0.156; OKLCH L 52.6% C 0.145 H 135.0°. Best body text is #FFFFFF at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#427C12
RGB	rgb(66, 124, 18)
HSL	hsl(93, 75%, 28%)
HSV	hsv(93, 85%, 49%)
CMYK	cmyk(46.8%, 0%, 85.5%, 51.4%)
CIE-LAB	lab(46.47, -36.70, 46.75)
CIE-LCH	lch(46.47, 59.43, 128.13°)
OKLab	oklab(52.63% -0.1028 0.1027)
OKLCH	oklch(52.63% 0.145 135)
XYZ	xyz(9.5634, 15.6166, 3.0825)
Luminance	0.1562 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#427C12 #4C127C

analogous

#777C12 #427C12 #127C17

triadic

#427C12 #12427C #7C1242

tetradic

#427C12 #12777C #4C127C #7C1712

square

#427C12 #12777C #4C127C #7C1712

split-complementary

#427C12 #17127C #7C1277

monochromatic

#0E1B04 #26470A #427C12 #5EB11A #7CE029

Accessibility & contrast

On white

5.09

#427C12 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.12

#427C12 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #427C12

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##427C12	#FFFFFF	#000000	##FFFFFF
##427C12	1.00	5.09	4.12	5.09
#FFFFFF	5.09	1.00	21.00	1.00
#000000	4.12	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)

#796C1F

Tritanopia (blue-blind)

#407769

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #427c12;
/* rgb */ color: rgb(66, 124, 18);
/* oklch */ color: oklch(52.6% 0.145 135.0);

Tailwind

colors: {
  custom: {
    50: '#7da25b',
    500: '#427c12',
    950: '#000000',
  },
}

SCSS

$custom: #427c12;
$custom-light: #7da25b;
$custom-dark: #000000;

JSON

{
  "hex": "#427c12",
  "rgb": {
    "r": 66,
    "g": 124,
    "b": 18
  },
  "hsl": {
    "h": 92.83,
    "s": 74.648,
    "l": 27.843
  },
  "oklch": {
    "l": 0.52631,
    "c": 0.14533,
    "h": 135
  },
  "luminance": 0.15617
}

Semantic roles & 50–950 ramp

primary

#427C12

secondary

#7B38B2

accent

#37F19D

background

#F7FAF5

surface

#EEF3E9

border

#C9CDC5

text

#0A0F04

muted

#7C7F79

Preview Lab

Preview with #427C12

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

Preview Lab → · Contrast checker → · Palette generator →