#537AA3#537AA3

#537AA3 is a mid, moderate cyan. Relative luminance 0.184; OKLCH L 56.8% C 0.078 H 250.5°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#537AA3
RGB	rgb(83, 122, 163)
HSL	hsl(211, 33%, 48%)
HSV	hsv(211, 49%, 64%)
CMYK	cmyk(49.1%, 25.2%, 0%, 36.1%)
CIE-LAB	lab(49.98, -1.93, -26.17)
CIE-LCH	lch(49.98, 26.25, 265.77°)
OKLab	oklab(56.76% -0.0259 -0.0731)
OKLCH	oklch(56.76% 0.078 250.5)
XYZ	xyz(17.1354, 18.4012, 37.2921)
Luminance	0.1840 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#537AA3 #A37C53

analogous

#53A2A3 #537AA3 #5453A3

triadic

#537AA3 #A3537A #7AA353

tetradic

#537AA3 #A353A2 #A37C53 #53A354

square

#537AA3 #A353A2 #A37C53 #53A354

split-complementary

#537AA3 #A35453 #A2A353

monochromatic

#2A3D52 #3E5C7A #537AA3 #7999BB #A1B8CF

Accessibility & contrast

On white

4.49

#537AA3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.68

#537AA3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #537AA3

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##537AA3	#FFFFFF	#000000	##000000
##537AA3	1.00	4.49	4.68	4.68
#FFFFFF	4.49	1.00	21.00	21.00
#000000	4.68	21.00	1.00	1.00
##000000	4.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6A7BA5

Deuteranopia (green-blind)

#6073A2

Tritanopia (blue-blind)

#2F8388

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #537aa3;
/* rgb */ color: rgb(83, 122, 163);
/* oklch */ color: oklch(56.8% 0.078 250.5);

Tailwind

colors: {
  custom: {
    50: '#88a0be',
    500: '#537aa3',
    950: '#000000',
  },
}

SCSS

$custom: #537aa3;
$custom-light: #88a0be;
$custom-dark: #000000;

JSON

{
  "hex": "#537aa3",
  "rgb": {
    "r": 83,
    "g": 122,
    "b": 163
  },
  "hsl": {
    "h": 210.75,
    "s": 32.52,
    "l": 48.235
  },
  "oklch": {
    "l": 0.56763,
    "c": 0.07752,
    "h": 250.5
  },
  "luminance": 0.18402
}

Semantic roles & 50–950 ramp

primary

#537AA3

secondary

#BCA995

accent

#955FC9

background

#F8F9FB

surface

#F0F2F6

border

#CBCCD0

text

#0C0E12

muted

#7D7E81

Preview Lab

Preview with #537AA3

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

Preview Lab → · Contrast checker → · Palette generator →