#337D8B#337D8B

#337D8B is a mid, moderate teal. Relative luminance 0.172; OKLCH L 54.9% C 0.075 H 212.1°. Best body text is #FFFFFF at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#337D8B
RGB	rgb(51, 125, 139)
HSL	hsl(190, 46%, 37%)
HSV	hsv(190, 63%, 55%)
CMYK	cmyk(63.3%, 10.1%, 0%, 45.5%)
CIE-LAB	lab(48.55, -18.29, -14.42)
CIE-LCH	lch(48.55, 23.29, 218.25°)
OKLab	oklab(54.94% -0.0638 -0.04)
OKLCH	oklch(54.94% 0.075 212.1)
XYZ	xyz(13.3571, 17.2337, 27.0436)
Luminance	0.1724 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#337D8B #8B4133

analogous

#338B6D #337D8B #33518B

triadic

#337D8B #8B337D #7D8B33

tetradic

#337D8B #6D338B #8B4133 #518B33

square

#337D8B #6D338B #8B4133 #518B33

split-complementary

#337D8B #8B3351 #8B6D33

monochromatic

#122C31 #23555E #337D8B #43A5B8 #6EBBCA

Accessibility & contrast

On white

4.72

#337D8B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#337D8B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #337D8B

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##337D8B	#FFFFFF	#000000	##FFFFFF
##337D8B	1.00	4.72	4.45	4.72
#FFFFFF	4.72	1.00	21.00	1.00
#000000	4.45	21.00	1.00	21.00
##FFFFFF	4.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#72798C

Deuteranopia (green-blind)

#656F8B

Tritanopia (blue-blind)

#008381

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #337d8b;
/* rgb */ color: rgb(51, 125, 139);
/* oklch */ color: oklch(54.9% 0.075 212.1);

Tailwind

colors: {
  custom: {
    50: '#75a3ac',
    500: '#337d8b',
    950: '#000000',
  },
}

SCSS

$custom: #337d8b;
$custom-light: #75a3ac;
$custom-dark: #000000;

JSON

{
  "hex": "#337d8b",
  "rgb": {
    "r": 51,
    "g": 125,
    "b": 139
  },
  "hsl": {
    "h": 189.545,
    "s": 46.316,
    "l": 37.255
  },
  "oklch": {
    "l": 0.54935,
    "c": 0.07534,
    "h": 212.1
  },
  "luminance": 0.17235
}

Semantic roles & 50–950 ramp

primary

#337D8B

secondary

#B27468

accent

#6752D6

background

#F7FAFA

surface

#EDF3F4

border

#C8CDCE

text

#090F10

muted

#7B7F7F

Preview Lab

Preview with #337D8B

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

Preview Lab → · Contrast checker → · Palette generator →