#337E8E#337E8E

#337E8E is a mid, moderate cyan. Relative luminance 0.176; OKLCH L 55.3% C 0.077 H 214.1°. Best body text is #FFFFFF at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#337E8E
RGB	rgb(51, 126, 142)
HSL	hsl(191, 47%, 38%)
HSV	hsv(191, 64%, 56%)
CMYK	cmyk(64.1%, 11.3%, 0%, 44.3%)
CIE-LAB	lab(48.98, -17.88, -15.54)
CIE-LCH	lch(48.98, 23.69, 220.99°)
OKLab	oklab(55.31% -0.0637 -0.0431)
OKLCH	oklch(55.31% 0.077 214.1)
XYZ	xyz(13.7066, 17.5771, 28.2563)
Luminance	0.1758 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#337E8E #8E4333

analogous

#338E70 #337E8E #33518E

triadic

#337E8E #8E337E #7E8E33

tetradic

#337E8E #70338E #8E4333 #518E33

square

#337E8E #70338E #8E4333 #518E33

split-complementary

#337E8E #8E3351 #8E7033

monochromatic

#132E34 #235661 #337E8E #43A6BB #70BBCC

Accessibility & contrast

On white

4.65

#337E8E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#337E8E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #337E8E

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##337E8E	#FFFFFF	#000000	##FFFFFF
##337E8E	1.00	4.65	4.52	4.65
#FFFFFF	4.65	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#727A8F

Deuteranopia (green-blind)

#65708E

Tritanopia (blue-blind)

#008483

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #337e8e;
/* rgb */ color: rgb(51, 126, 142);
/* oklch */ color: oklch(55.3% 0.077 214.1);

Tailwind

colors: {
  custom: {
    50: '#75a3af',
    500: '#337e8e',
    950: '#000000',
  },
}

SCSS

$custom: #337e8e;
$custom-light: #75a3af;
$custom-dark: #000000;

JSON

{
  "hex": "#337e8e",
  "rgb": {
    "r": 51,
    "g": 126,
    "b": 142
  },
  "hsl": {
    "h": 190.549,
    "s": 47.15,
    "l": 37.843
  },
  "oklch": {
    "l": 0.55313,
    "c": 0.07692,
    "h": 214.1
  },
  "luminance": 0.17579
}

Semantic roles & 50–950 ramp

primary

#337E8E

secondary

#B47669

accent

#6951D7

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#090F10

muted

#7B7F7F

Preview Lab

Preview with #337E8E

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

Preview Lab → · Contrast checker → · Palette generator →