#337F8D#337F8D

#337F8D is a mid, moderate teal. Relative luminance 0.178; OKLCH L 55.5% C 0.077 H 211.7°. Best body text is #FFFFFF at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#337F8D
RGB	rgb(51, 127, 141)
HSL	hsl(189, 47%, 38%)
HSV	hsv(189, 64%, 55%)
CMYK	cmyk(63.8%, 9.9%, 0%, 44.7%)
CIE-LAB	lab(49.26, -18.74, -14.53)
CIE-LCH	lch(49.26, 23.71, 217.78°)
OKLab	oklab(55.53% -0.0652 -0.0403)
OKLCH	oklch(55.53% 0.077 211.7)
XYZ	xyz(13.7603, 17.8042, 27.9055)
Luminance	0.1781 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#337F8D #8D4133

analogous

#338D6E #337F8D #33528D

triadic

#337F8D #8D337F #7F8D33

tetradic

#337F8D #6E338D #8D4133 #528D33

square

#337F8D #6E338D #8D4133 #528D33

split-complementary

#337F8D #8D3352 #8D6E33

monochromatic

#122E33 #235760 #337F8D #43A7BA #6FBDCB

Accessibility & contrast

On white

4.60

#337F8D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.56

#337F8D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #337F8D

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##337F8D	#FFFFFF	#000000	##FFFFFF
##337F8D	1.00	4.60	4.56	4.60
#FFFFFF	4.60	1.00	21.00	1.00
#000000	4.56	21.00	1.00	21.00
##FFFFFF	4.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#747B8E

Deuteranopia (green-blind)

#66718D

Tritanopia (blue-blind)

#008583

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #337f8d;
/* rgb */ color: rgb(51, 127, 141);
/* oklch */ color: oklch(55.5% 0.077 211.7);

Tailwind

colors: {
  custom: {
    50: '#75a4ae',
    500: '#337f8d',
    950: '#000000',
  },
}

SCSS

$custom: #337f8d;
$custom-light: #75a4ae;
$custom-dark: #000000;

JSON

{
  "hex": "#337f8d",
  "rgb": {
    "r": 51,
    "g": 127,
    "b": 141
  },
  "hsl": {
    "h": 189.333,
    "s": 46.875,
    "l": 37.647
  },
  "oklch": {
    "l": 0.55525,
    "c": 0.07668,
    "h": 211.7
  },
  "luminance": 0.17806
}

Semantic roles & 50–950 ramp

primary

#337F8D

secondary

#B37469

accent

#6651D7

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#090F10

muted

#7B7F7F

Preview Lab

Preview with #337F8D

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

Preview Lab → · Contrast checker → · Palette generator →