#427F16#427F16

#427F16 is a mid, vivid yellow-green. Relative luminance 0.164; OKLCH L 53.5% C 0.147 H 135.7°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#427F16
RGB	rgb(66, 127, 22)
HSL	hsl(95, 70%, 29%)
HSV	hsv(95, 83%, 50%)
CMYK	cmyk(48%, 0%, 82.7%, 50.2%)
CIE-LAB	lab(47.49, -37.76, 46.50)
CIE-LCH	lch(47.49, 59.90, 129.08°)
OKLab	oklab(53.47% -0.1055 0.1028)
OKLCH	oklch(53.47% 0.147 135.7)
XYZ	xyz(9.9807, 16.3943, 3.3974)
Luminance	0.1640 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#427F16 #53167F

analogous

#777F16 #427F16 #167F1E

triadic

#427F16 #16427F #7F1642

tetradic

#427F16 #16777F #53167F #7F1E16

square

#427F16 #16777F #53167F #7F1E16

split-complementary

#427F16 #1E167F #7F1677

monochromatic

#0E1A05 #274B0D #427F16 #5DB31F #7ADC34

Accessibility & contrast

On white

4.91

#427F16 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.28

#427F16 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #427F16

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##427F16	#FFFFFF	#000000	##FFFFFF
##427F16	1.00	4.91	4.28	4.91
#FFFFFF	4.91	1.00	21.00	1.00
#000000	4.28	21.00	1.00	21.00
##FFFFFF	4.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#847400

Deuteranopia (green-blind)

#7C6F22

Tritanopia (blue-blind)

#407A6C

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #427f16;
/* rgb */ color: rgb(66, 127, 22);
/* oklch */ color: oklch(53.5% 0.147 135.7);

Tailwind

colors: {
  custom: {
    50: '#7da55d',
    500: '#427f16',
    950: '#000000',
  },
}

SCSS

$custom: #427f16;
$custom-light: #7da55d;
$custom-dark: #000000;

JSON

{
  "hex": "#427f16",
  "rgb": {
    "r": 66,
    "g": 127,
    "b": 22
  },
  "hsl": {
    "h": 94.857,
    "s": 70.47,
    "l": 29.216
  },
  "oklch": {
    "l": 0.53475,
    "c": 0.14726,
    "h": 135.7
  },
  "luminance": 0.16395
}

Semantic roles & 50–950 ramp

primary

#427F16

secondary

#823DB4

accent

#3BEDA2

background

#F7FAF5

surface

#EEF4E9

border

#C9CEC5

text

#0A0F05

muted

#7C7F79

Preview Lab

Preview with #427F16

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

Preview Lab → · Contrast checker → · Palette generator →