#537FAA#537FAA

#537FAA is a mid, moderate cyan. Relative luminance 0.199; OKLCH L 58.3% C 0.082 H 248.9°. Best body text is #000000 at 4.98:1 contrast (WCAG AA passes).

Color values

HEX	#537FAA
RGB	rgb(83, 127, 170)
HSL	hsl(210, 34%, 50%)
HSV	hsv(210, 51%, 67%)
CMYK	cmyk(51.2%, 25.3%, 0%, 33.3%)
CIE-LAB	lab(51.75, -2.71, -27.50)
CIE-LCH	lch(51.75, 27.63, 264.37°)
OKLab	oklab(58.25% -0.0297 -0.0769)
OKLCH	oklch(58.25% 0.082 248.9)
XYZ	xyz(18.4098, 19.9186, 40.8970)
Luminance	0.1992 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#537FAA #AA7E53

analogous

#53AAA9 #537FAA #5354AA

triadic

#537FAA #AA537F #7FAA53

tetradic

#537FAA #A953AA #AA7E53 #54AA53

square

#537FAA #A953AA #AA7E53 #54AA53

split-complementary

#537FAA #AA5354 #AAA953

monochromatic

#2B4258 #3F6081 #537FAA #7B9DBF #A5BCD3

Accessibility & contrast

On white

4.21

#537FAA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.98

#537FAA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #537FAA

4.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##537FAA	#FFFFFF	#000000	##000000
##537FAA	1.00	4.21	4.98	4.98
#FFFFFF	4.21	1.00	21.00	21.00
#000000	4.98	21.00	1.00	1.00
##000000	4.98	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6D80AC

Deuteranopia (green-blind)

#6277A9

Tritanopia (blue-blind)

#27898E

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #537faa;
/* rgb */ color: rgb(83, 127, 170);
/* oklch */ color: oklch(58.3% 0.082 248.9);

Tailwind

colors: {
  custom: {
    50: '#89a4c3',
    500: '#537faa',
    950: '#000000',
  },
}

SCSS

$custom: #537faa;
$custom-light: #89a4c3;
$custom-dark: #000000;

JSON

{
  "hex": "#537faa",
  "rgb": {
    "r": 83,
    "g": 127,
    "b": 170
  },
  "hsl": {
    "h": 209.655,
    "s": 34.387,
    "l": 49.608
  },
  "oklch": {
    "l": 0.58252,
    "c": 0.08242,
    "h": 248.9
  },
  "luminance": 0.1992
}

Semantic roles & 50–950 ramp

primary

#537FAA

secondary

#C0AC99

accent

#935DCA

background

#F8FAFC

surface

#F0F3F8

border

#CBCDD1

text

#0C0F12

muted

#7D7F81

Preview Lab

Preview with #537FAA

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

Preview Lab → · Contrast checker → · Palette generator →