#537AAA#537AAA

#537AAA is a mid, moderate cyan. Relative luminance 0.187; OKLCH L 57.1% C 0.087 H 254.2°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#537AAA
RGB	rgb(83, 122, 170)
HSL	hsl(213, 34%, 50%)
HSV	hsv(213, 51%, 67%)
CMYK	cmyk(51.2%, 28.2%, 0%, 33.3%)
CIE-LAB	lab(50.29, 0.24, -29.77)
CIE-LCH	lch(50.29, 29.77, 270.47°)
OKLab	oklab(57.11% -0.0236 -0.0834)
OKLCH	oklch(57.11% 0.087 254.2)
XYZ	xyz(17.7800, 18.6590, 40.6870)
Luminance	0.1866 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#537AAA #AA8353

analogous

#53A6AA #537AAA #5853AA

triadic

#537AAA #AA537A #7AAA53

tetradic

#537AAA #AA53A6 #AA8353 #53AA58

square

#537AAA #AA53A6 #AA8353 #53AA58

split-complementary

#537AAA #AA5853 #A6AA53

monochromatic

#2B3F58 #3F5C81 #537AAA #7B9ABF #A5B9D3

Accessibility & contrast

On white

4.44

#537AAA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#537AAA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #537AAA

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##537AAA	#FFFFFF	#000000	##000000
##537AAA	1.00	4.44	4.73	4.73
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.73	21.00	1.00	1.00
##000000	4.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#677CAC

Deuteranopia (green-blind)

#5C74A9

Tritanopia (blue-blind)

#29858B

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #537aaa;
/* rgb */ color: rgb(83, 122, 170);
/* oklch */ color: oklch(57.1% 0.087 254.2);

Tailwind

colors: {
  custom: {
    50: '#89a0c3',
    500: '#537aaa',
    950: '#000000',
  },
}

SCSS

$custom: #537aaa;
$custom-light: #89a0c3;
$custom-dark: #000000;

JSON

{
  "hex": "#537aaa",
  "rgb": {
    "r": 83,
    "g": 122,
    "b": 170
  },
  "hsl": {
    "h": 213.103,
    "s": 34.387,
    "l": 49.608
  },
  "oklch": {
    "l": 0.57105,
    "c": 0.08671,
    "h": 254.2
  },
  "luminance": 0.1866
}

Semantic roles & 50–950 ramp

primary

#537AAA

secondary

#C0AE99

accent

#9A5DCA

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0E12

muted

#7D7E81

Preview Lab

Preview with #537AAA

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

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