#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
RGB	rgb(66, 125, 79)
HSL	hsl(133, 31%, 37%)
HSV	hsv(133, 47%, 49%)
CMYK	cmyk(47.2%, 0%, 36.8%, 51%)
CIE-LAB	lab(47.48, -30.03, 19.28)
CIE-LCH	lch(47.48, 35.68, 147.30°)
OKLab	oklab(53.68% -0.0817 0.0483)
OKLCH	oklch(53.68% 0.095 149.4)
XYZ	xyz(10.9910, 16.3892, 9.9799)
Luminance	0.1639 (WCAG relative)
Temperature	neutral
Family	green

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
##427D4F	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)

#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 →