#337F8A#337F8A

#337F8A is a mid, moderate teal. Relative luminance 0.177; OKLCH L 55.4% C 0.076 H 208.3°. Best body text is #FFFFFF at 4.62:1 contrast (WCAG AA passes).

Color values

HEX	#337F8A
RGB	rgb(51, 127, 138)
HSL	hsl(188, 46%, 37%)
HSV	hsv(188, 63%, 54%)
CMYK	cmyk(63%, 8%, 0%, 45.9%)
CIE-LAB	lab(49.15, -19.68, -12.93)
CIE-LCH	lch(49.15, 23.55, 213.29°)
OKLab	oklab(55.4% -0.0665 -0.0358)
OKLCH	oklch(55.4% 0.076 208.3)
XYZ	xyz(13.5401, 17.7161, 26.7458)
Luminance	0.1772 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#337F8A #8A3E33

analogous

#338A6A #337F8A #33548A

triadic

#337F8A #8A337F #7F8A33

tetradic

#337F8A #6A338A #8A3E33 #548A33

square

#337F8A #6A338A #8A3E33 #548A33

split-complementary

#337F8A #8A3354 #8A6A33

monochromatic

#122D31 #22565D #337F8A #44A8B7 #6EBEC9

Accessibility & contrast

On white

4.62

#337F8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.54

#337F8A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #337F8A

4.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##337F8A	#FFFFFF	#000000	##FFFFFF
##337F8A	1.00	4.62	4.54	4.62
#FFFFFF	4.62	1.00	21.00	1.00
#000000	4.54	21.00	1.00	21.00
##FFFFFF	4.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#757A8B

Deuteranopia (green-blind)

#67718A

Tritanopia (blue-blind)

#008482

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #337f8a;
/* rgb */ color: rgb(51, 127, 138);
/* oklch */ color: oklch(55.4% 0.076 208.3);

Tailwind

colors: {
  custom: {
    50: '#75a4ac',
    500: '#337f8a',
    950: '#000000',
  },
}

SCSS

$custom: #337f8a;
$custom-light: #75a4ac;
$custom-dark: #000000;

JSON

{
  "hex": "#337f8a",
  "rgb": {
    "r": 51,
    "g": 127,
    "b": 138
  },
  "hsl": {
    "h": 187.586,
    "s": 46.032,
    "l": 37.059
  },
  "oklch": {
    "l": 0.55403,
    "c": 0.07556,
    "h": 208.3
  },
  "luminance": 0.17718
}

Semantic roles & 50–950 ramp

primary

#337F8A

secondary

#B17167

accent

#6352D6

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#090F10

muted

#7B7F7F

Preview Lab

Preview with #337F8A

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

Preview Lab → · Contrast checker → · Palette generator →