#3F757E#3F757E

#3F757E is a mid, muted teal. Relative luminance 0.153; OKLCH L 52.9% C 0.059 H 209.4°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#3F757E
RGB	rgb(63, 117, 126)
HSL	hsl(189, 33%, 37%)
HSV	hsv(189, 50%, 49%)
CMYK	cmyk(50%, 7.1%, 0%, 50.6%)
CIE-LAB	lab(46.02, -15.28, -10.50)
CIE-LCH	lch(46.02, 18.54, 214.49°)
OKLab	oklab(52.88% -0.0514 -0.029)
OKLCH	oklch(52.88% 0.059 209.4)
XYZ	xyz(12.1756, 15.2847, 22.0432)
Luminance	0.1529 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3F757E #7E483F

analogous

#3F7E67 #3F757E #3F567E

triadic

#3F757E #7E3F75 #757E3F

tetradic

#3F757E #673F7E #7E483F #567E3F

square

#3F757E #673F7E #7E483F #567E3F

split-complementary

#3F757E #7E3F56 #7E673F

monochromatic

#16292C #2B4F55 #3F757E #539BA7 #7BB3BD

Accessibility & contrast

On white

5.18

#3F757E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.06

#3F757E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3F757E

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3F757E	#FFFFFF	#000000	##FFFFFF
##3F757E	1.00	5.18	4.06	5.18
#FFFFFF	5.18	1.00	21.00	1.00
#000000	4.06	21.00	1.00	21.00
##FFFFFF	5.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D717F

Deuteranopia (green-blind)

#636A7E

Tritanopia (blue-blind)

#1C7978

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #3f757e;
/* rgb */ color: rgb(63, 117, 126);
/* oklch */ color: oklch(52.9% 0.059 209.4);

Tailwind

colors: {
  custom: {
    50: '#799da3',
    500: '#3f757e',
    950: '#000000',
  },
}

SCSS

$custom: #3f757e;
$custom-light: #799da3;
$custom-dark: #000000;

JSON

{
  "hex": "#3f757e",
  "rgb": {
    "r": 63,
    "g": 117,
    "b": 126
  },
  "hsl": {
    "h": 188.571,
    "s": 33.333,
    "l": 37.059
  },
  "oklch": {
    "l": 0.52877,
    "c": 0.05897,
    "h": 209.4
  },
  "luminance": 0.15286
}

Semantic roles & 50–950 ramp

primary

#3F757E

secondary

#A77972

accent

#6E5EC9

background

#F7F9FA

surface

#EEF2F3

border

#C9CCCD

text

#090E0F

muted

#7B7E7F

Preview Lab

Preview with #3F757E

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

Preview Lab → · Contrast checker → · Palette generator →