#40543F#40543F

#40543F is a dark, muted green. Relative luminance 0.078; OKLCH L 42.3% C 0.042 H 143.6°. Best body text is #FFFFFF at 8.21:1 contrast (WCAG AA passes).

Color values

HEX	#40543F
RGB	rgb(64, 84, 63)
HSL	hsl(117, 14%, 29%)
HSV	hsv(117, 25%, 33%)
CMYK	cmyk(23.8%, 0%, 25%, 67.1%)
CIE-LAB	lab(33.54, -12.46, 9.82)
CIE-LCH	lch(33.54, 15.86, 141.76°)
OKLab	oklab(42.26% -0.034 0.0251)
OKLCH	oklch(42.26% 0.042 143.6)
XYZ	xyz(6.1816, 7.7893, 5.8795)
Luminance	0.0779 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40543F #533F54

analogous

#4B543F #40543F #3F5449

triadic

#40543F #3F4054 #543F40

tetradic

#40543F #3F4B54 #533F54 #54493F

square

#40543F #3F4B54 #533F54 #54493F

split-complementary

#40543F #493F54 #543F4B

monochromatic

#0D110D #253125 #40543F #5B7759 #779876

Accessibility & contrast

On white

8.21

#40543F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.56

#40543F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40543F

8.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40543F	#FFFFFF	#000000	##FFFFFF
##40543F	1.00	8.21	2.56	8.21
#FFFFFF	8.21	1.00	21.00	1.00
#000000	2.56	21.00	1.00	21.00
##FFFFFF	8.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#55503E

Deuteranopia (green-blind)

#524E40

Tritanopia (blue-blind)

#3E534E

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #40543f;
/* rgb */ color: rgb(64, 84, 63);
/* oklch */ color: oklch(42.3% 0.042 143.6);

Tailwind

colors: {
  custom: {
    50: '#758474',
    500: '#40543f',
    950: '#000000',
  },
}

SCSS

$custom: #40543f;
$custom-light: #758474;
$custom-dark: #000000;

JSON

{
  "hex": "#40543f",
  "rgb": {
    "r": 64,
    "g": 84,
    "b": 63
  },
  "hsl": {
    "h": 117.143,
    "s": 14.286,
    "l": 28.824
  },
  "oklch": {
    "l": 0.42261,
    "c": 0.04226,
    "h": 143.6
  },
  "luminance": 0.0779
}

Semantic roles & 50–950 ramp

primary

#40543F

secondary

#826B83

accent

#71B7B4

background

#F7F8F7

surface

#EDEFED

border

#C8CAC8

text

#080A08

muted

#7B7C7B

Preview Lab

Preview with #40543F

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

Preview Lab → · Contrast checker → · Palette generator →