#537CA7#537CA7

#537CA7 is a mid, moderate cyan. Relative luminance 0.190; OKLCH L 57.4% C 0.081 H 250.5°. Best body text is #000000 at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#537CA7
RGB	rgb(83, 124, 167)
HSL	hsl(211, 34%, 49%)
HSV	hsv(211, 50%, 65%)
CMYK	cmyk(50.3%, 25.7%, 0%, 34.5%)
CIE-LAB	lab(50.74, -1.88, -27.33)
CIE-LCH	lch(50.74, 27.39, 266.07°)
OKLab	oklab(57.42% -0.027 -0.0764)
OKLCH	oklch(57.42% 0.081 250.5)
XYZ	xyz(17.7476, 19.0430, 39.2922)
Luminance	0.1904 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#537CA7 #A77E53

analogous

#53A6A7 #537CA7 #5453A7

triadic

#537CA7 #A7537C #7CA753

tetradic

#537CA7 #A753A6 #A77E53 #53A754

square

#537CA7 #A753A6 #A77E53 #53A754

split-complementary

#537CA7 #A75453 #A6A753

monochromatic

#2A3F55 #3F5E7E #537CA7 #7A9BBD #A3BAD1

Accessibility & contrast

On white

4.37

#537CA7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.81

#537CA7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #537CA7

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##537CA7	#FFFFFF	#000000	##000000
##537CA7	1.00	4.37	4.81	4.81
#FFFFFF	4.37	1.00	21.00	21.00
#000000	4.81	21.00	1.00	1.00
##000000	4.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B7DA9

Deuteranopia (green-blind)

#6075A6

Tritanopia (blue-blind)

#2B868B

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #537ca7;
/* rgb */ color: rgb(83, 124, 167);
/* oklch */ color: oklch(57.4% 0.081 250.5);

Tailwind

colors: {
  custom: {
    50: '#88a1c1',
    500: '#537ca7',
    950: '#000000',
  },
}

SCSS

$custom: #537ca7;
$custom-light: #88a1c1;
$custom-dark: #000000;

JSON

{
  "hex": "#537ca7",
  "rgb": {
    "r": 83,
    "g": 124,
    "b": 167
  },
  "hsl": {
    "h": 210.714,
    "s": 33.6,
    "l": 49.02
  },
  "oklch": {
    "l": 0.57416,
    "c": 0.08102,
    "h": 250.5
  },
  "luminance": 0.19044
}

Semantic roles & 50–950 ramp

primary

#537CA7

secondary

#BFAB97

accent

#955ECA

background

#F8F9FB

surface

#F0F2F7

border

#CBCCD0

text

#0C0F12

muted

#7D7E81

Preview Lab

Preview with #537CA7

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

Preview Lab → · Contrast checker → · Palette generator →