#337A90#337A90

#337A90 is a mid, moderate cyan. Relative luminance 0.166; OKLCH L 54.4% C 0.078 H 221.5°. Best body text is #FFFFFF at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#337A90
RGB	rgb(51, 122, 144)
HSL	hsl(194, 48%, 38%)
HSV	hsv(194, 65%, 56%)
CMYK	cmyk(64.6%, 15.3%, 0%, 43.5%)
CIE-LAB	lab(47.80, -15.04, -18.52)
CIE-LCH	lch(47.80, 23.85, 230.92°)
OKLab	oklab(54.39% -0.0584 -0.0516)
OKLCH	oklch(54.39% 0.078 221.5)
XYZ	xyz(13.3568, 16.6351, 28.8871)
Luminance	0.1664 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#337A90 #904933

analogous

#339077 #337A90 #334B90

triadic

#337A90 #90337A #7A9033

tetradic

#337A90 #773390 #904933 #4B9033

square

#337A90 #773390 #904933 #4B9033

split-complementary

#337A90 #90334B #907733

monochromatic

#132D36 #235463 #337A90 #44A0BD #71B7CD

Accessibility & contrast

On white

4.85

#337A90 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.33

#337A90 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #337A90

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##337A90	#FFFFFF	#000000	##FFFFFF
##337A90	1.00	4.85	4.33	4.85
#FFFFFF	4.85	1.00	21.00	1.00
#000000	4.33	21.00	1.00	21.00
##FFFFFF	4.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D7791

Deuteranopia (green-blind)

#606D90

Tritanopia (blue-blind)

#008181

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #337a90;
/* rgb */ color: rgb(51, 122, 144);
/* oklch */ color: oklch(54.4% 0.078 221.5);

Tailwind

colors: {
  custom: {
    50: '#75a0b0',
    500: '#337a90',
    950: '#000000',
  },
}

SCSS

$custom: #337a90;
$custom-light: #75a0b0;
$custom-dark: #000000;

JSON

{
  "hex": "#337a90",
  "rgb": {
    "r": 51,
    "g": 122,
    "b": 144
  },
  "hsl": {
    "h": 194.194,
    "s": 47.692,
    "l": 38.235
  },
  "oklch": {
    "l": 0.54391,
    "c": 0.07789,
    "h": 221.5
  },
  "luminance": 0.16636
}

Semantic roles & 50–950 ramp

primary

#337A90

secondary

#B57C6A

accent

#7051D7

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#090E10

muted

#7B7E7F

Preview Lab

Preview with #337A90

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

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