#427D4F#427D4F

#427D4F is a mid, moderate green. Relative luminance 0.164; OKLCH L 53.7% C 0.095 H 149.4°. Best body text is #FFFFFF at 4.91:1 contrast (WCAG AA passes).

Color values

HEX#427D4F
RGBrgb(66, 125, 79)
HSLhsl(133, 31%, 37%)
HSVhsv(133, 47%, 49%)
CMYKcmyk(47.2%, 0%, 36.8%, 51%)
CIE-LABlab(47.48, -30.03, 19.28)
CIE-LCHlch(47.48, 35.68, 147.30°)
OKLaboklab(53.68% -0.0817 0.0483)
OKLCHoklch(53.68% 0.095 149.4)
XYZxyz(10.9910, 16.3892, 9.9799)
Luminance0.1639 (WCAG relative)
Temperatureneutral
Familygreen

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#427D4F #7D4270
analogous
#537D42 #427D4F #427D6C
triadic
#427D4F #4F427D #7D4F42
tetradic
#427D4F #42537D #7D4270 #7D6C42
square
#427D4F #42537D #7D4270 #7D6C42
split-complementary
#427D4F #6C427D #7D4253
monochromatic
#182D1C #2D5536 #427D4F #57A568 #7EBB8C

Accessibility & contrast

On white

4.91
#427D4F on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

4.28
#427D4F on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #427D4F
4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##427D4F#FFFFFF#000000##FFFFFF
##427D4F1.004.914.284.91
#FFFFFF4.911.0021.001.00
#0000004.2821.001.0021.00
##FFFFFF4.911.0021.001.00

Color blindness preview

Protanopia (red-blind)
#7E744C
Deuteranopia (green-blind)
#756E52
Tritanopia (blue-blind)
#377B71
Achromatopsia (no color)
#717171

Design tokens & code

CSS
--color: #427d4f;
/* rgb */ color: rgb(66, 125, 79);
/* oklch */ color: oklch(53.7% 0.095 149.4);
Tailwind
colors: {
  custom: {
    50: '#7aa380',
    500: '#427d4f',
    950: '#000000',
  },
}
SCSS
$custom: #427d4f;
$custom-light: #7aa380;
$custom-dark: #000000;
JSON
{
  "hex": "#427d4f",
  "rgb": {
    "r": 66,
    "g": 125,
    "b": 79
  },
  "hsl": {
    "h": 133.22,
    "s": 30.89,
    "l": 37.451
  },
  "oklch": {
    "l": 0.53682,
    "c": 0.0949,
    "h": 149.4
  },
  "luminance": 0.1639
}

Semantic roles & 50–950 ramp

primary
#427D4F
secondary
#A6759B
accent
#61B1C7
background
#F7FAF7
surface
#EEF4EE
border
#C9CEC9
text
#090F0A
muted
#7B7F7C

Preview Lab

Preview with #427D4F

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

Preview Lab → · Contrast checker → · Palette generator →

#427D4F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva