#337C78#337C78

#337C78 is a mid, moderate teal. Relative luminance 0.165; OKLCH L 53.9% C 0.072 H 190.3°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#337C78
RGB	rgb(51, 124, 120)
HSL	hsl(177, 42%, 34%)
HSV	hsv(177, 59%, 49%)
CMYK	cmyk(58.9%, 0%, 3.2%, 51.4%)
CIE-LAB	lab(47.59, -23.53, -4.64)
CIE-LCH	lch(47.59, 23.99, 191.17°)
OKLab	oklab(53.95% -0.0713 -0.0129)
OKLCH	oklch(53.95% 0.072 190.3)
XYZ	xyz(11.9616, 16.4740, 20.3151)
Luminance	0.1648 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#337C78 #7C3337

analogous

#337C54 #337C78 #335C7C

triadic

#337C78 #78337C #7C7833

tetradic

#337C78 #54337C #7C3337 #5C7C33

square

#337C78 #54337C #7C3337 #5C7C33

split-complementary

#337C78 #7C335C #7C5433

monochromatic

#0F2524 #21514E #337C78 #45A7A2 #68C1BC

Accessibility & contrast

On white

4.89

#337C78 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#337C78 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #337C78

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##337C78	#FFFFFF	#000000	##FFFFFF
##337C78	1.00	4.89	4.30	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#757678

Deuteranopia (green-blind)

#6A6D79

Tritanopia (blue-blind)

#007F7B

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #337c78;
/* rgb */ color: rgb(51, 124, 120);
/* oklch */ color: oklch(53.9% 0.072 190.3);

Tailwind

colors: {
  custom: {
    50: '#73a29e',
    500: '#337c78',
    950: '#000000',
  },
}

SCSS

$custom: #337c78;
$custom-light: #73a29e;
$custom-dark: #000000;

JSON

{
  "hex": "#337c78",
  "rgb": {
    "r": 51,
    "g": 124,
    "b": 120
  },
  "hsl": {
    "h": 176.712,
    "s": 41.714,
    "l": 34.314
  },
  "oklch": {
    "l": 0.53945,
    "c": 0.07244,
    "h": 190.3
  },
  "luminance": 0.16475
}

Semantic roles & 50–950 ramp

primary

#337C78

secondary

#A96266

accent

#565DD2

background

#F7FAF9

surface

#EDF3F2

border

#C8CDCC

text

#090F0E

muted

#7B7F7E

Preview Lab

Preview with #337C78

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

Preview Lab → · Contrast checker → · Palette generator →