#3F565D#3F565D

#3F565D is a dark, muted cyan. Relative luminance 0.085; OKLCH L 43.7% C 0.030 H 218.5°. Best body text is #FFFFFF at 7.78:1 contrast (WCAG AA passes).

Color values

HEX	#3F565D
RGB	rgb(63, 86, 93)
HSL	hsl(194, 19%, 31%)
HSV	hsv(194, 32%, 36%)
CMYK	cmyk(32.3%, 7.5%, 0%, 63.5%)
CIE-LAB	lab(35.01, -6.81, -6.89)
CIE-LCH	lch(35.01, 9.69, 225.31°)
OKLab	oklab(43.71% -0.0236 -0.0188)
OKLCH	oklch(43.71% 0.03 218.5)
XYZ	xyz(7.3528, 8.5023, 11.6075)
Luminance	0.0850 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F565D #5D463F

analogous

#3F5D55 #3F565D #3F475D

triadic

#3F565D #5D3F56 #565D3F

tetradic

#3F565D #553F5D #5D463F #475D3F

square

#3F565D #553F5D #5D463F #475D3F

split-complementary

#3F565D #5D3F47 #5D553F

monochromatic

#0E1314 #263439 #3F565D #587881 #7597A1

Accessibility & contrast

On white

7.78

#3F565D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.70

#3F565D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F565D

7.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F565D	#FFFFFF	#000000	##FFFFFF
##3F565D	1.00	7.78	2.70	7.78
#FFFFFF	7.78	1.00	21.00	1.00
#000000	2.70	21.00	1.00	21.00
##FFFFFF	7.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#51545D

Deuteranopia (green-blind)

#4D515D

Tritanopia (blue-blind)

#355958

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #3f565d;
/* rgb */ color: rgb(63, 86, 93);
/* oklch */ color: oklch(43.7% 0.030 218.5);

Tailwind

colors: {
  custom: {
    50: '#75858a',
    500: '#3f565d',
    950: '#000000',
  },
}

SCSS

$custom: #3f565d;
$custom-light: #75858a;
$custom-dark: #000000;

JSON

{
  "hex": "#3f565d",
  "rgb": {
    "r": 63,
    "g": 86,
    "b": 93
  },
  "hsl": {
    "h": 194,
    "s": 19.231,
    "l": 30.588
  },
  "oklch": {
    "l": 0.43708,
    "c": 0.03022,
    "h": 218.5
  },
  "luminance": 0.08503
}

Semantic roles & 50–950 ramp

primary

#3F565D

secondary

#8D736B

accent

#7F6CBC

background

#F7F8F8

surface

#EDEFF0

border

#C8CACB

text

#080B0B

muted

#7B7C7C

Preview Lab

Preview with #3F565D

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

Preview Lab → · Contrast checker → · Palette generator →