#424B3F#424B3F

#424B3F is a dark, muted green. Relative luminance 0.065; OKLCH L 40.1% C 0.023 H 137.9°. Best body text is #FFFFFF at 9.09:1 contrast (WCAG AA passes).

Color values

HEX	#424B3F
RGB	rgb(66, 75, 63)
HSL	hsl(105, 9%, 27%)
HSV	hsv(105, 16%, 29%)
CMYK	cmyk(12%, 0%, 16%, 70.6%)
CIE-LAB	lab(30.76, -6.29, 5.94)
CIE-LCH	lch(30.76, 8.65, 136.64°)
OKLab	oklab(40.08% -0.017 0.0154)
OKLCH	oklch(40.08% 0.023 137.9)
XYZ	xyz(5.6599, 6.5492, 5.6676)
Luminance	0.0655 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#424B3F #483F4B

analogous

#484B3F #424B3F #3F4B42

triadic

#424B3F #3F424B #4B3F42

tetradic

#424B3F #3F484B #483F4B #4B423F

square

#424B3F #3F484B #483F4B #4B423F

split-complementary

#424B3F #423F4B #4B3F48

monochromatic

#0F110E #252A23 #424B3F #5F6C5B #7D8D77

Accessibility & contrast

On white

9.09

#424B3F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#424B3F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #424B3F

9.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##424B3F	#FFFFFF	#000000	##FFFFFF
##424B3F	1.00	9.09	2.31	9.09
#FFFFFF	9.09	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C493E

Deuteranopia (green-blind)

#4A4840

Tritanopia (blue-blind)

#424A48

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #424b3f;
/* rgb */ color: rgb(66, 75, 63);
/* oklch */ color: oklch(40.1% 0.023 137.9);

Tailwind

colors: {
  custom: {
    50: '#767d74',
    500: '#424b3f',
    950: '#000000',
  },
}

SCSS

$custom: #424b3f;
$custom-light: #767d74;
$custom-dark: #000000;

JSON

{
  "hex": "#424b3f",
  "rgb": {
    "r": 66,
    "g": 75,
    "b": 63
  },
  "hsl": {
    "h": 105,
    "s": 8.696,
    "l": 27.059
  },
  "oklch": {
    "l": 0.4008,
    "c": 0.02292,
    "h": 137.9
  },
  "luminance": 0.06549
}

Semantic roles & 50–950 ramp

primary

#424B3F

secondary

#766C7A

accent

#76B2A3

background

#F7F7F7

surface

#EDEEED

border

#C8C9C8

text

#080908

muted

#7B7B7B

Preview Lab

Preview with #424B3F

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

Preview Lab → · Contrast checker → · Palette generator →