#337E8A#337E8A

#337E8A is a mid, moderate teal. Relative luminance 0.175; OKLCH L 55.1% C 0.075 H 209.6°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#337E8A
RGB	rgb(51, 126, 138)
HSL	hsl(188, 46%, 37%)
HSV	hsv(188, 63%, 54%)
CMYK	cmyk(63%, 8.7%, 0%, 45.9%)
CIE-LAB	lab(48.83, -19.15, -13.41)
CIE-LCH	lch(48.83, 23.38, 215.00°)
OKLab	oklab(55.15% -0.0654 -0.0372)
OKLCH	oklch(55.15% 0.075 209.6)
XYZ	xyz(13.4116, 17.4591, 26.7030)
Luminance	0.1746 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#337E8A #8A3F33

analogous

#338A6B #337E8A #33538A

triadic

#337E8A #8A337E #7E8A33

tetradic

#337E8A #6B338A #8A3F33 #538A33

square

#337E8A #6B338A #8A3F33 #538A33

split-complementary

#337E8A #8A3353 #8A6B33

monochromatic

#122C31 #22555D #337E8A #44A7B7 #6EBDC9

Accessibility & contrast

On white

4.67

#337E8A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#337E8A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #337E8A

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##337E8A	#FFFFFF	#000000	##FFFFFF
##337E8A	1.00	4.67	4.49	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#737A8B

Deuteranopia (green-blind)

#66708A

Tritanopia (blue-blind)

#008482

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #337e8a;
/* rgb */ color: rgb(51, 126, 138);
/* oklch */ color: oklch(55.1% 0.075 209.6);

Tailwind

colors: {
  custom: {
    50: '#75a3ac',
    500: '#337e8a',
    950: '#000000',
  },
}

SCSS

$custom: #337e8a;
$custom-light: #75a3ac;
$custom-dark: #000000;

JSON

{
  "hex": "#337e8a",
  "rgb": {
    "r": 51,
    "g": 126,
    "b": 138
  },
  "hsl": {
    "h": 188.276,
    "s": 46.032,
    "l": 37.059
  },
  "oklch": {
    "l": 0.55148,
    "c": 0.07522,
    "h": 209.6
  },
  "luminance": 0.1746
}

Semantic roles & 50–950 ramp

primary

#337E8A

secondary

#B17267

accent

#6452D6

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#090F10

muted

#7B7F7F

Preview Lab

Preview with #337E8A

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

Preview Lab → · Contrast checker → · Palette generator →