#337C83#337C83

#337C83 is a mid, moderate teal. Relative luminance 0.168; OKLCH L 54.4% C 0.072 H 203.9°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#337C83
RGB	rgb(51, 124, 131)
HSL	hsl(185, 44%, 36%)
HSV	hsv(185, 61%, 51%)
CMYK	cmyk(61.1%, 5.3%, 0%, 48.6%)
CIE-LAB	lab(47.95, -20.25, -10.61)
CIE-LCH	lch(47.95, 22.86, 207.65°)
OKLab	oklab(54.36% -0.0662 -0.0294)
OKLCH	oklch(54.36% 0.072 203.9)
XYZ	xyz(12.6679, 16.7565, 24.0351)
Luminance	0.1676 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#337C83 #833A33

analogous

#338362 #337C83 #335483

triadic

#337C83 #83337C #7C8333

tetradic

#337C83 #623383 #833A33 #548333

square

#337C83 #623383 #833A33 #548333

split-complementary

#337C83 #833354 #836233

monochromatic

#11292B #225257 #337C83 #44A6AF #6BBDC5

Accessibility & contrast

On white

4.83

#337C83 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#337C83 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #337C83

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##337C83	#FFFFFF	#000000	##FFFFFF
##337C83	1.00	4.83	4.35	4.83
#FFFFFF	4.83	1.00	21.00	1.00
#000000	4.35	21.00	1.00	21.00
##FFFFFF	4.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#737784

Deuteranopia (green-blind)

#666E83

Tritanopia (blue-blind)

#00817E

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #337c83;
/* rgb */ color: rgb(51, 124, 131);
/* oklch */ color: oklch(54.4% 0.072 203.9);

Tailwind

colors: {
  custom: {
    50: '#74a2a7',
    500: '#337c83',
    950: '#000000',
  },
}

SCSS

$custom: #337c83;
$custom-light: #74a2a7;
$custom-dark: #000000;

JSON

{
  "hex": "#337c83",
  "rgb": {
    "r": 51,
    "g": 124,
    "b": 131
  },
  "hsl": {
    "h": 185.25,
    "s": 43.956,
    "l": 35.686
  },
  "oklch": {
    "l": 0.54357,
    "c": 0.07243,
    "h": 203.9
  },
  "luminance": 0.16758
}

Semantic roles & 50–950 ramp

primary

#337C83

secondary

#AD6B65

accent

#5F54D4

background

#F7FAFA

surface

#EDF3F4

border

#C8CDCE

text

#090F0F

muted

#7B7F7F

Preview Lab

Preview with #337C83

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

Preview Lab → · Contrast checker → · Palette generator →