#537CA6#537CA6

#537CA6 is a mid, moderate cyan. Relative luminance 0.190; OKLCH L 57.4% C 0.080 H 249.9°. Best body text is #000000 at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#537CA6
RGB	rgb(83, 124, 166)
HSL	hsl(210, 33%, 49%)
HSV	hsv(210, 50%, 65%)
CMYK	cmyk(50%, 25.3%, 0%, 34.9%)
CIE-LAB	lab(50.69, -2.19, -26.81)
CIE-LCH	lch(50.69, 26.90, 265.33°)
OKLab	oklab(57.37% -0.0274 -0.0749)
OKLCH	oklch(57.37% 0.08 249.9)
XYZ	xyz(17.6555, 19.0062, 38.8072)
Luminance	0.1901 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#537CA6 #A67D53

analogous

#53A6A6 #537CA6 #5453A6

triadic

#537CA6 #A6537C #7CA653

tetradic

#537CA6 #A653A6 #A67D53 #53A654

square

#537CA6 #A653A6 #A67D53 #53A654

split-complementary

#537CA6 #A65453 #A6A653

monochromatic

#2A3F54 #3F5E7D #537CA6 #7A9BBC #A3B9D1

Accessibility & contrast

On white

4.37

#537CA6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.80

#537CA6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #537CA6

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##537CA6	#FFFFFF	#000000	##000000
##537CA6	1.00	4.37	4.80	4.80
#FFFFFF	4.37	1.00	21.00	21.00
#000000	4.80	21.00	1.00	1.00
##000000	4.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B7DA8

Deuteranopia (green-blind)

#6175A5

Tritanopia (blue-blind)

#2C868A

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #537ca6;
/* rgb */ color: rgb(83, 124, 166);
/* oklch */ color: oklch(57.4% 0.080 249.9);

Tailwind

colors: {
  custom: {
    50: '#88a1c0',
    500: '#537ca6',
    950: '#000000',
  },
}

SCSS

$custom: #537ca6;
$custom-light: #88a1c0;
$custom-dark: #000000;

JSON

{
  "hex": "#537ca6",
  "rgb": {
    "r": 83,
    "g": 124,
    "b": 166
  },
  "hsl": {
    "h": 210.361,
    "s": 33.333,
    "l": 48.824
  },
  "oklch": {
    "l": 0.57368,
    "c": 0.07975,
    "h": 249.9
  },
  "luminance": 0.19007
}

Semantic roles & 50–950 ramp

primary

#537CA6

secondary

#BEAB97

accent

#955EC9

background

#F8F9FB

surface

#F0F2F7

border

#CBCCD0

text

#0C0F12

muted

#7D7E81

Preview Lab

Preview with #537CA6

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

Preview Lab → · Contrast checker → · Palette generator →