#427F1C#427F1C

#427F1C is a mid, vivid yellow-green. Relative luminance 0.164; OKLCH L 53.5% C 0.144 H 136.3°. Best body text is #FFFFFF at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#427F1C
RGB	rgb(66, 127, 28)
HSL	hsl(97, 64%, 30%)
HSV	hsv(97, 78%, 50%)
CMYK	cmyk(48%, 0%, 78%, 50.2%)
CIE-LAB	lab(47.52, -37.40, 44.51)
CIE-LCH	lch(47.52, 58.14, 130.03°)
OKLab	oklab(53.51% -0.1041 0.0996)
OKLCH	oklch(53.51% 0.144 136.3)
XYZ	xyz(10.0455, 16.4202, 3.7385)
Luminance	0.1642 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#427F1C #591C7F

analogous

#737F1C #427F1C #1C7F28

triadic

#427F1C #1C427F #7F1C42

tetradic

#427F1C #1C737F #591C7F #7F281C

square

#427F1C #1C737F #591C7F #7F281C

split-complementary

#427F1C #281C7F #7F1C73

monochromatic

#0E1B06 #284D11 #427F1C #5CB127 #79D540

Accessibility & contrast

On white

4.90

#427F1C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.28

#427F1C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #427F1C

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##427F1C	#FFFFFF	#000000	##FFFFFF
##427F1C	1.00	4.90	4.28	4.90
#FFFFFF	4.90	1.00	21.00	1.00
#000000	4.28	21.00	1.00	21.00
##FFFFFF	4.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#847406

Deuteranopia (green-blind)

#7C6F26

Tritanopia (blue-blind)

#3F7A6C

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #427f1c;
/* rgb */ color: rgb(66, 127, 28);
/* oklch */ color: oklch(53.5% 0.144 136.3);

Tailwind

colors: {
  custom: {
    50: '#7da560',
    500: '#427f1c',
    950: '#000000',
  },
}

SCSS

$custom: #427f1c;
$custom-light: #7da560;
$custom-dark: #000000;

JSON

{
  "hex": "#427f1c",
  "rgb": {
    "r": 66,
    "g": 127,
    "b": 28
  },
  "hsl": {
    "h": 96.97,
    "s": 63.871,
    "l": 30.392
  },
  "oklch": {
    "l": 0.53513,
    "c": 0.14404,
    "h": 136.3
  },
  "luminance": 0.16421
}

Semantic roles & 50–950 ramp

primary

#427F1C

secondary

#8844B3

accent

#41E7A7

background

#F7FAF5

surface

#EEF4EA

border

#C9CEC6

text

#0A0F05

muted

#7C7F79

Preview Lab

Preview with #427F1C

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

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