#40525E#40525E

#40525E is a dark, muted cyan. Relative luminance 0.079; OKLCH L 42.8% C 0.030 H 237.6°. Best body text is #FFFFFF at 8.12:1 contrast (WCAG AA passes).

Color values

HEX	#40525E
RGB	rgb(64, 82, 94)
HSL	hsl(204, 19%, 31%)
HSV	hsv(204, 32%, 37%)
CMYK	cmyk(31.9%, 12.8%, 0%, 63.1%)
CIE-LAB	lab(33.84, -3.75, -9.26)
CIE-LCH	lch(33.84, 9.99, 247.95°)
OKLab	oklab(42.81% -0.0161 -0.0253)
OKLCH	oklch(42.81% 0.03 237.6)
XYZ	xyz(7.1514, 7.9324, 11.7418)
Luminance	0.0793 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#40525E #5E4C40

analogous

#405E5B #40525E #40435E

triadic

#40525E #5E4052 #525E40

tetradic

#40525E #5B405E #5E4C40 #435E40

square

#40525E #5B405E #5E4C40 #435E40

split-complementary

#40525E #5E4043 #5E5B40

monochromatic

#0E1215 #27323A #40525E #597282 #7691A2

Accessibility & contrast

On white

8.12

#40525E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.59

#40525E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #40525E

8.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##40525E	#FFFFFF	#000000	##FFFFFF
##40525E	1.00	8.12	2.59	8.12
#FFFFFF	8.12	1.00	21.00	1.00
#000000	2.59	21.00	1.00	21.00
##FFFFFF	8.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D515F

Deuteranopia (green-blind)

#494E5E

Tritanopia (blue-blind)

#375556

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #40525e;
/* rgb */ color: rgb(64, 82, 94);
/* oklch */ color: oklch(42.8% 0.030 237.6);

Tailwind

colors: {
  custom: {
    50: '#75828b',
    500: '#40525e',
    950: '#000000',
  },
}

SCSS

$custom: #40525e;
$custom-light: #75828b;
$custom-dark: #000000;

JSON

{
  "hex": "#40525e",
  "rgb": {
    "r": 64,
    "g": 82,
    "b": 94
  },
  "hsl": {
    "h": 204,
    "s": 18.987,
    "l": 30.98
  },
  "oklch": {
    "l": 0.42814,
    "c": 0.03002,
    "h": 237.6
  },
  "luminance": 0.07933
}

Semantic roles & 50–950 ramp

primary

#40525E

secondary

#8D7A6C

accent

#8C6CBC

background

#F7F7F8

surface

#EDEEF0

border

#C8C9CB

text

#080A0C

muted

#7B7C7D

Preview Lab

Preview with #40525E

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

Preview Lab → · Contrast checker → · Palette generator →