#538BC9#538BC9

#538BC9 is a light, moderate cyan. Relative luminance 0.245; OKLCH L 62.5% C 0.111 H 252.2°. Best body text is #000000 at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#538BC9
RGB	rgb(83, 139, 201)
HSL	hsl(212, 52%, 56%)
HSV	hsv(212, 59%, 79%)
CMYK	cmyk(58.7%, 30.8%, 0%, 21.2%)
CIE-LAB	lab(56.60, 0.15, -37.64)
CIE-LCH	lch(56.60, 37.64, 270.23°)
OKLab	oklab(62.53% -0.0341 -0.1061)
OKLCH	oklch(62.53% 0.111 252.2)
XYZ	xyz(23.3387, 24.5192, 58.7498)
Luminance	0.2452 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538BC9 #C99153

analogous

#53C6C9 #538BC9 #5653C9

triadic

#538BC9 #C9538B #8BC953

tetradic

#538BC9 #C953C6 #C99153 #53C956

square

#538BC9 #C953C6 #C99153 #53C956

split-complementary

#538BC9 #C95653 #C6C953

monochromatic

#274F7B #356CAA #538BC9 #82AAD8 #B0CAE6

Accessibility & contrast

On white

3.56

#538BC9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.90

#538BC9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538BC9

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538BC9	#FFFFFF	#000000	##000000
##538BC9	1.00	3.56	5.90	5.90
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.90	21.00	1.00	1.00
##000000	5.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#718ECC

Deuteranopia (green-blind)

#6183C8

Tritanopia (blue-blind)

#0099A1

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #538bc9;
/* rgb */ color: rgb(83, 139, 201);
/* oklch */ color: oklch(62.5% 0.111 252.2);

Tailwind

colors: {
  custom: {
    50: '#8cacd9',
    500: '#538bc9',
    950: '#000000',
  },
}

SCSS

$custom: #538bc9;
$custom-light: #8cacd9;
$custom-dark: #000000;

JSON

{
  "hex": "#538bc9",
  "rgb": {
    "r": 83,
    "g": 139,
    "b": 201
  },
  "hsl": {
    "h": 211.525,
    "s": 52.212,
    "l": 55.686
  },
  "oklch": {
    "l": 0.62525,
    "c": 0.11146,
    "h": 252.2
  },
  "luminance": 0.24521
}

Semantic roles & 50–950 ramp

primary

#538BC9

secondary

#D4BDA3

accent

#984CDC

background

#F9FAFD

surface

#F1F4FA

border

#CBCED3

text

#0D1014

muted

#7E7F83

Preview Lab

Preview with #538BC9

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

Preview Lab → · Contrast checker → · Palette generator →