#427D12#427D12

#427D12 is a mid, vivid yellow-green. Relative luminance 0.159; OKLCH L 52.9% C 0.147 H 135.2°. Best body text is #FFFFFF at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#427D12
RGB	rgb(66, 125, 18)
HSL	hsl(93, 75%, 28%)
HSV	hsv(93, 86%, 49%)
CMYK	cmyk(47.2%, 0%, 85.6%, 51%)
CIE-LAB	lab(46.80, -37.12, 47.05)
CIE-LCH	lch(46.80, 59.93, 128.28°)
OKLab	oklab(52.91% -0.104 0.1033)
OKLCH	oklch(52.91% 0.147 135.2)
XYZ	xyz(9.6893, 15.8686, 3.1245)
Luminance	0.1587 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#427D12 #4D127D

analogous

#777D12 #427D12 #127D17

triadic

#427D12 #12427D #7D1242

tetradic

#427D12 #12777D #4D127D #7D1712

square

#427D12 #12777D #4D127D #7D1712

split-complementary

#427D12 #17127D #7D1277

monochromatic

#0E1B04 #26480A #427D12 #5EB21A #7BE029

Accessibility & contrast

On white

5.03

#427D12 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.17

#427D12 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #427D12

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##427D12	#FFFFFF	#000000	##FFFFFF
##427D12	1.00	5.03	4.17	5.03
#FFFFFF	5.03	1.00	21.00	1.00
#000000	4.17	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)

#7A6D1F

Tritanopia (blue-blind)

#40786A

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #427d12;
/* rgb */ color: rgb(66, 125, 18);
/* oklch */ color: oklch(52.9% 0.147 135.2);

Tailwind

colors: {
  custom: {
    50: '#7da35b',
    500: '#427d12',
    950: '#000000',
  },
}

SCSS

$custom: #427d12;
$custom-light: #7da35b;
$custom-dark: #000000;

JSON

{
  "hex": "#427d12",
  "rgb": {
    "r": 66,
    "g": 125,
    "b": 18
  },
  "hsl": {
    "h": 93.084,
    "s": 74.825,
    "l": 28.039
  },
  "oklch": {
    "l": 0.52906,
    "c": 0.14658,
    "h": 135.2
  },
  "luminance": 0.15869
}

Semantic roles & 50–950 ramp

primary

#427D12

secondary

#7C38B3

accent

#36F19E

background

#F7FAF5

surface

#EEF4E9

border

#C9CEC5

text

#0A0F04

muted

#7C7F79

Preview Lab

Preview with #427D12

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

Preview Lab → · Contrast checker → · Palette generator →