#3F554A#3F554A

#3F554A is a dark, muted teal. Relative luminance 0.080; OKLCH L 42.8% C 0.033 H 163.0°. Best body text is #FFFFFF at 8.05:1 contrast (WCAG AA passes).

Color values

HEX	#3F554A
RGB	rgb(63, 85, 74)
HSL	hsl(150, 15%, 29%)
HSV	hsv(150, 26%, 33%)
CMYK	cmyk(25.9%, 0%, 12.9%, 66.7%)
CIE-LAB	lab(34.08, -11.05, 3.69)
CIE-LCH	lch(34.08, 11.65, 161.52°)
OKLab	oklab(42.77% -0.0311 0.0096)
OKLCH	oklch(42.77% 0.033 163)
XYZ	xyz(6.5341, 8.0479, 7.6864)
Luminance	0.0805 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F554A #553F4A

analogous

#3F553F #3F554A #3F5555

triadic

#3F554A #4A3F55 #554A3F

tetradic

#3F554A #3F3F55 #553F4A #55553F

square

#3F554A #3F3F55 #553F4A #55553F

split-complementary

#3F554A #553F55 #553F3F

monochromatic

#0D120F #25322B #3F554A #597869 #759987

Accessibility & contrast

On white

8.05

#3F554A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.61

#3F554A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3F554A

8.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F554A	#FFFFFF	#000000	##FFFFFF
##3F554A	1.00	8.05	2.61	8.05
#FFFFFF	8.05	1.00	21.00	1.00
#000000	2.61	21.00	1.00	21.00
##FFFFFF	8.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#545249

Deuteranopia (green-blind)

#504F4B

Tritanopia (blue-blind)

#3B5552

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3f554a;
/* rgb */ color: rgb(63, 85, 74);
/* oklch */ color: oklch(42.8% 0.033 163.0);

Tailwind

colors: {
  custom: {
    50: '#74857c',
    500: '#3f554a',
    950: '#000000',
  },
}

SCSS

$custom: #3f554a;
$custom-light: #74857c;
$custom-dark: #000000;

JSON

{
  "hex": "#3f554a",
  "rgb": {
    "r": 63,
    "g": 85,
    "b": 74
  },
  "hsl": {
    "h": 150,
    "s": 14.865,
    "l": 29.02
  },
  "oklch": {
    "l": 0.42771,
    "c": 0.03258,
    "h": 163
  },
  "luminance": 0.08048
}

Semantic roles & 50–950 ramp

primary

#3F554A

secondary

#846B78

accent

#7094B8

background

#F7F8F7

surface

#EDEFEE

border

#C8CAC9

text

#080B09

muted

#7B7C7B

Preview Lab

Preview with #3F554A

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

Preview Lab → · Contrast checker → · Palette generator →