#337A8F#337A8F

#337A8F is a mid, moderate cyan. Relative luminance 0.166; OKLCH L 54.3% C 0.077 H 220.4°. Best body text is #FFFFFF at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#337A8F
RGB	rgb(51, 122, 143)
HSL	hsl(194, 47%, 38%)
HSV	hsv(194, 64%, 56%)
CMYK	cmyk(64.3%, 14.7%, 0%, 43.9%)
CIE-LAB	lab(47.76, -15.36, -17.99)
CIE-LCH	lch(47.76, 23.66, 229.50°)
OKLab	oklab(54.35% -0.0588 -0.0501)
OKLCH	oklch(54.35% 0.077 220.4)
XYZ	xyz(13.2807, 16.6047, 28.4864)
Luminance	0.1661 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#337A8F #8F4833

analogous

#338F76 #337A8F #334C8F

triadic

#337A8F #8F337A #7A8F33

tetradic

#337A8F #76338F #8F4833 #4C8F33

square

#337A8F #76338F #8F4833 #4C8F33

split-complementary

#337A8F #8F334C #8F7633

monochromatic

#132D35 #235462 #337A8F #43A0BC #70B7CC

Accessibility & contrast

On white

4.86

#337A8F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.32

#337A8F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #337A8F

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##337A8F	#FFFFFF	#000000	##FFFFFF
##337A8F	1.00	4.86	4.32	4.86
#FFFFFF	4.86	1.00	21.00	1.00
#000000	4.32	21.00	1.00	21.00
##FFFFFF	4.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D7790

Deuteranopia (green-blind)

#606D8F

Tritanopia (blue-blind)

#008181

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #337a8f;
/* rgb */ color: rgb(51, 122, 143);
/* oklch */ color: oklch(54.3% 0.077 220.4);

Tailwind

colors: {
  custom: {
    50: '#75a0af',
    500: '#337a8f',
    950: '#000000',
  },
}

SCSS

$custom: #337a8f;
$custom-light: #75a0af;
$custom-dark: #000000;

JSON

{
  "hex": "#337a8f",
  "rgb": {
    "r": 51,
    "g": 122,
    "b": 143
  },
  "hsl": {
    "h": 193.696,
    "s": 47.423,
    "l": 38.039
  },
  "oklch": {
    "l": 0.54347,
    "c": 0.07721,
    "h": 220.4
  },
  "luminance": 0.16606
}

Semantic roles & 50–950 ramp

primary

#337A8F

secondary

#B47B6A

accent

#6F51D7

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#090E10

muted

#7B7E7F

Preview Lab

Preview with #337A8F

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

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