#40504E#40504E

#40504E is a dark, muted teal. Relative luminance 0.074; OKLCH L 41.7% C 0.020 H 187.1°. Best body text is #FFFFFF at 8.48:1 contrast (WCAG AA passes).

Color values

HEX	#40504E
RGB	rgb(64, 80, 78)
HSL	hsl(173, 11%, 28%)
HSV	hsv(173, 20%, 31%)
CMYK	cmyk(20%, 0%, 2.5%, 68.6%)
CIE-LAB	lab(32.65, -6.73, -0.90)
CIE-LCH	lch(32.65, 6.79, 187.65°)
OKLab	oklab(41.69% -0.0202 -0.0025)
OKLCH	oklch(41.69% 0.02 187.1)
XYZ	xyz(6.3578, 7.3772, 8.2952)
Luminance	0.0738 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40504E #504042

analogous

#405046 #40504E #404A50

triadic

#40504E #4E4050 #504E40

tetradic

#40504E #464050 #504042 #4A5040

square

#40504E #464050 #504042 #4A5040

split-complementary

#40504E #50404A #504640

monochromatic

#0E1111 #252E2D #40504E #5B726F #78938F

Accessibility & contrast

On white

8.48

#40504E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#40504E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40504E

8.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40504E	#FFFFFF	#000000	##FFFFFF
##40504E	1.00	8.48	2.48	8.48
#FFFFFF	8.48	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4E4E

Deuteranopia (green-blind)

#4B4C4E

Tritanopia (blue-blind)

#3C514F

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #40504e;
/* rgb */ color: rgb(64, 80, 78);
/* oklch */ color: oklch(41.7% 0.020 187.1);

Tailwind

colors: {
  custom: {
    50: '#75817f',
    500: '#40504e',
    950: '#000000',
  },
}

SCSS

$custom: #40504e;
$custom-light: #75817f;
$custom-dark: #000000;

JSON

{
  "hex": "#40504e",
  "rgb": {
    "r": 64,
    "g": 80,
    "b": 78
  },
  "hsl": {
    "h": 172.5,
    "s": 11.111,
    "l": 28.235
  },
  "oklch": {
    "l": 0.41688,
    "c": 0.02038,
    "h": 187.1
  },
  "luminance": 0.07377
}

Semantic roles & 50–950 ramp

primary

#40504E

secondary

#7F6D6F

accent

#747CB4

background

#F7F7F7

surface

#EDEEEE

border

#C8C9C9

text

#080A0A

muted

#7B7C7C

Preview Lab

Preview with #40504E

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

Preview Lab → · Contrast checker → · Palette generator →