#537E8A#537E8A

#537E8A is a mid, muted cyan. Relative luminance 0.186; OKLCH L 56.6% C 0.051 H 217.2°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#537E8A
RGB	rgb(83, 126, 138)
HSL	hsl(193, 25%, 43%)
HSV	hsv(193, 40%, 54%)
CMYK	cmyk(39.9%, 8.7%, 0%, 45.9%)
CIE-LAB	lab(50.21, -11.55, -11.19)
CIE-LCH	lch(50.21, 16.08, 224.11°)
OKLab	oklab(56.63% -0.0405 -0.0307)
OKLCH	oklch(56.63% 0.051 217.2)
XYZ	xyz(15.6140, 18.5947, 26.8062)
Luminance	0.1860 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#537E8A #8A5F53

analogous

#538A7A #537E8A #53628A

triadic

#537E8A #8A537E #7E8A53

tetradic

#537E8A #7A538A #8A5F53 #628A53

square

#537E8A #7A538A #8A5F53 #628A53

split-complementary

#537E8A #8A5362 #8A7A53

monochromatic

#25383E #3C5B64 #537E8A #719DA9 #97B7C0

Accessibility & contrast

On white

4.45

#537E8A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#537E8A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #537E8A

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##537E8A	#FFFFFF	#000000	##000000
##537E8A	1.00	4.45	4.72	4.72
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.72	21.00	1.00	1.00
##000000	4.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#767B8B

Deuteranopia (green-blind)

#6D758A

Tritanopia (blue-blind)

#3D8282

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #537e8a;
/* rgb */ color: rgb(83, 126, 138);
/* oklch */ color: oklch(56.6% 0.051 217.2);

Tailwind

colors: {
  custom: {
    50: '#86a3ac',
    500: '#537e8a',
    950: '#000000',
  },
}

SCSS

$custom: #537e8a;
$custom-light: #86a3ac;
$custom-dark: #000000;

JSON

{
  "hex": "#537e8a",
  "rgb": {
    "r": 83,
    "g": 126,
    "b": 138
  },
  "hsl": {
    "h": 193.091,
    "s": 24.887,
    "l": 43.333
  },
  "oklch": {
    "l": 0.56627,
    "c": 0.05082,
    "h": 217.2
  },
  "luminance": 0.18596
}

Semantic roles & 50–950 ramp

primary

#537E8A

secondary

#AE938B

accent

#7A66C1

background

#F8FAFA

surface

#EFF3F4

border

#CACDCE

text

#0B0F10

muted

#7C7F7F

Preview Lab

Preview with #537E8A

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

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