#3F727B#3F727B

#3F727B is a mid, muted teal. Relative luminance 0.145; OKLCH L 52.0% C 0.057 H 210.1°. Best body text is #FFFFFF at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#3F727B
RGB	rgb(63, 114, 123)
HSL	hsl(189, 32%, 36%)
HSV	hsv(189, 49%, 48%)
CMYK	cmyk(48.8%, 7.3%, 0%, 51.8%)
CIE-LAB	lab(44.97, -14.50, -10.29)
CIE-LCH	lch(44.97, 17.78, 215.38°)
OKLab	oklab(52% -0.0489 -0.0284)
OKLCH	oklch(52% 0.057 210.1)
XYZ	xyz(11.6410, 14.5205, 20.9243)
Luminance	0.1452 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F727B #7B483F

analogous

#3F7B66 #3F727B #3F547B

triadic

#3F727B #7B3F72 #727B3F

tetradic

#3F727B #663F7B #7B483F #547B3F

square

#3F727B #663F7B #7B483F #547B3F

split-complementary

#3F727B #7B3F54 #7B663F

monochromatic

#16272A #2A4C53 #3F727B #5498A3 #7AB1BB

Accessibility & contrast

On white

5.38

#3F727B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.90

#3F727B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F727B

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F727B	#FFFFFF	#000000	##FFFFFF
##3F727B	1.00	5.38	3.90	5.38
#FFFFFF	5.38	1.00	21.00	1.00
#000000	3.90	21.00	1.00	21.00
##FFFFFF	5.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A6F7C

Deuteranopia (green-blind)

#60677B

Tritanopia (blue-blind)

#207675

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #3f727b;
/* rgb */ color: rgb(63, 114, 123);
/* oklch */ color: oklch(52.0% 0.057 210.1);

Tailwind

colors: {
  custom: {
    50: '#789aa1',
    500: '#3f727b',
    950: '#000000',
  },
}

SCSS

$custom: #3f727b;
$custom-light: #789aa1;
$custom-dark: #000000;

JSON

{
  "hex": "#3f727b",
  "rgb": {
    "r": 63,
    "g": 114,
    "b": 123
  },
  "hsl": {
    "h": 189,
    "s": 32.258,
    "l": 36.471
  },
  "oklch": {
    "l": 0.52001,
    "c": 0.05653,
    "h": 210.1
  },
  "luminance": 0.14521
}

Semantic roles & 50–950 ramp

primary

#3F727B

secondary

#A57971

accent

#6F5FC8

background

#F7F9F9

surface

#EEF2F2

border

#C9CCCC

text

#090E0E

muted

#7B7E7E

Preview Lab

Preview with #3F727B

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

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