#337B80#337B80

#337B80 is a mid, moderate teal. Relative luminance 0.164; OKLCH L 54.0% C 0.071 H 201.5°. Best body text is #FFFFFF at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#337B80
RGB	rgb(51, 123, 128)
HSL	hsl(184, 43%, 35%)
HSV	hsv(184, 60%, 50%)
CMYK	cmyk(60.2%, 3.9%, 0%, 49.8%)
CIE-LAB	lab(47.53, -20.64, -9.47)
CIE-LCH	lch(47.53, 22.71, 204.65°)
OKLab	oklab(53.98% -0.0664 -0.0262)
OKLCH	oklch(53.98% 0.071 201.5)
XYZ	xyz(12.3428, 16.4270, 22.9381)
Luminance	0.1643 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#337B80 #803833

analogous

#33805E #337B80 #335580

triadic

#337B80 #80337B #7B8033

tetradic

#337B80 #5E3380 #803833 #558033

square

#337B80 #5E3380 #803833 #558033

split-complementary

#337B80 #803355 #805E33

monochromatic

#102728 #225154 #337B80 #44A5AC #6ABEC4

Accessibility & contrast

On white

4.90

#337B80 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.29

#337B80 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #337B80

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##337B80	#FFFFFF	#000000	##FFFFFF
##337B80	1.00	4.90	4.29	4.90
#FFFFFF	4.90	1.00	21.00	1.00
#000000	4.29	21.00	1.00	21.00
##FFFFFF	4.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#727680

Deuteranopia (green-blind)

#666D80

Tritanopia (blue-blind)

#007F7C

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #337b80;
/* rgb */ color: rgb(51, 123, 128);
/* oklch */ color: oklch(54.0% 0.071 201.5);

Tailwind

colors: {
  custom: {
    50: '#74a1a4',
    500: '#337b80',
    950: '#000000',
  },
}

SCSS

$custom: #337b80;
$custom-light: #74a1a4;
$custom-dark: #000000;

JSON

{
  "hex": "#337b80",
  "rgb": {
    "r": 51,
    "g": 123,
    "b": 128
  },
  "hsl": {
    "h": 183.896,
    "s": 43.017,
    "l": 35.098
  },
  "oklch": {
    "l": 0.53982,
    "c": 0.07138,
    "h": 201.5
  },
  "luminance": 0.16428
}

Semantic roles & 50–950 ramp

primary

#337B80

secondary

#AB6863

accent

#5D55D3

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#090F0F

muted

#7B7E7F

Preview Lab

Preview with #337B80

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

Preview Lab → · Contrast checker → · Palette generator →