#3F484B#3F484B

#3F484B is a dark, near-neutral cyan. Relative luminance 0.062; OKLCH L 39.5% C 0.013 H 219.8°. Best body text is #FFFFFF at 9.38:1 contrast (WCAG AA passes).

Color values

HEX	#3F484B
RGB	rgb(63, 72, 75)
HSL	hsl(195, 9%, 27%)
HSV	hsv(195, 16%, 29%)
CMYK	cmyk(16%, 4%, 0%, 70.6%)
CIE-LAB	lab(29.91, -2.90, -3.03)
CIE-LCH	lch(29.91, 4.19, 226.22°)
OKLab	oklab(39.47% -0.0098 -0.0082)
OKLCH	oklch(39.47% 0.013 219.8)
XYZ	xyz(5.6369, 6.1994, 7.5549)
Luminance	0.0620 (WCAG relative)
Temperature	neutral
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F484B #4B423F

analogous

#3F4B48 #3F484B #3F424B

triadic

#3F484B #4B3F48 #484B3F

tetradic

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

square

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

split-complementary

#3F484B #4B3F42 #4B483F

monochromatic

#0E1011 #23282A #3F484B #5B686C #77888D

Accessibility & contrast

On white

9.38

#3F484B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#3F484B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F484B

9.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F484B	#FFFFFF	#000000	##FFFFFF
##3F484B	1.00	9.38	2.24	9.38
#FFFFFF	9.38	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#46474B

Deuteranopia (green-blind)

#44464B

Tritanopia (blue-blind)

#3C4949

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #3f484b;
/* rgb */ color: rgb(63, 72, 75);
/* oklch */ color: oklch(39.5% 0.013 219.8);

Tailwind

colors: {
  custom: {
    50: '#747b7d',
    500: '#3f484b',
    950: '#000000',
  },
}

SCSS

$custom: #3f484b;
$custom-light: #747b7d;
$custom-dark: #000000;

JSON

{
  "hex": "#3f484b",
  "rgb": {
    "r": 63,
    "g": 72,
    "b": 75
  },
  "hsl": {
    "h": 195,
    "s": 8.696,
    "l": 27.059
  },
  "oklch": {
    "l": 0.39466,
    "c": 0.01277,
    "h": 219.8
  },
  "luminance": 0.06199
}

Semantic roles & 50–950 ramp

primary

#3F484B

secondary

#7A6F6C

accent

#8576B2

background

#F7F7F7

surface

#EDEDEE

border

#C8C8C9

text

#080909

muted

#7B7B7B

Preview Lab

Preview with #3F484B

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

Preview Lab → · Contrast checker → · Palette generator →