#3F484F#3F484F

#3F484F is a dark, near-neutral cyan. Relative luminance 0.063; OKLCH L 39.6% C 0.017 H 241.4°. Best body text is #FFFFFF at 9.33:1 contrast (WCAG AA passes).

Color values

HEX	#3F484F
RGB	rgb(63, 72, 79)
HSL	hsl(206, 11%, 28%)
HSV	hsv(206, 20%, 31%)
CMYK	cmyk(20.3%, 8.9%, 0%, 69%)
CIE-LAB	lab(30.05, -1.89, -5.40)
CIE-LCH	lch(30.05, 5.72, 250.76°)
OKLab	oklab(39.62% -0.008 -0.0146)
OKLCH	oklch(39.62% 0.017 241.4)
XYZ	xyz(5.7782, 6.2559, 8.2987)
Luminance	0.0626 (WCAG relative)
Temperature	neutral
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F484F #4F463F

analogous

#3F4F4E #3F484F #3F404F

triadic

#3F484F #4F3F48 #484F3F

tetradic

#3F484F #4E3F4F #4F463F #404F3F

square

#3F484F #4E3F4F #4F463F #404F3F

split-complementary

#3F484F #4F3F40 #4F4E3F

monochromatic

#0E1011 #24292D #3F484F #5A6771 #768692

Accessibility & contrast

On white

9.33

#3F484F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.25

#3F484F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F484F

9.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F484F	#FFFFFF	#000000	##FFFFFF
##3F484F	1.00	9.33	2.25	9.33
#FFFFFF	9.33	1.00	21.00	1.00
#000000	2.25	21.00	1.00	21.00
##FFFFFF	9.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#45484F

Deuteranopia (green-blind)

#43464F

Tritanopia (blue-blind)

#3B4A4A

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #3f484f;
/* rgb */ color: rgb(63, 72, 79);
/* oklch */ color: oklch(39.6% 0.017 241.4);

Tailwind

colors: {
  custom: {
    50: '#747a80',
    500: '#3f484f',
    950: '#000000',
  },
}

SCSS

$custom: #3f484f;
$custom-light: #747a80;
$custom-dark: #000000;

JSON

{
  "hex": "#3f484f",
  "rgb": {
    "r": 63,
    "g": 72,
    "b": 79
  },
  "hsl": {
    "h": 206.25,
    "s": 11.268,
    "l": 27.843
  },
  "oklch": {
    "l": 0.39622,
    "c": 0.01667,
    "h": 241.4
  },
  "luminance": 0.06256
}

Semantic roles & 50–950 ramp

primary

#3F484F

secondary

#7E746C

accent

#9074B4

background

#F7F7F7

surface

#EDEDEE

border

#C8C8C9

text

#08090A

muted

#7B7B7C

Preview Lab

Preview with #3F484F

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

Preview Lab → · Contrast checker → · Palette generator →