#538FC9#538FC9

#538FC9 is a light, moderate cyan. Relative luminance 0.257; OKLCH L 63.4% C 0.108 H 249.1°. Best body text is #000000 at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#538FC9
RGB	rgb(83, 143, 201)
HSL	hsl(209, 52%, 56%)
HSV	hsv(209, 59%, 79%)
CMYK	cmyk(58.7%, 28.9%, 0%, 21.2%)
CIE-LAB	lab(57.75, -2.17, -35.85)
CIE-LCH	lch(57.75, 35.91, 266.53°)
OKLab	oklab(63.43% -0.0385 -0.1009)
OKLCH	oklch(63.43% 0.108 249.1)
XYZ	xyz(23.9285, 25.6988, 58.9464)
Luminance	0.2570 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538FC9 #C98D53

analogous

#53C9C8 #538FC9 #5354C9

triadic

#538FC9 #C9538F #8FC953

tetradic

#538FC9 #C853C9 #C98D53 #54C953

square

#538FC9 #C853C9 #C98D53 #54C953

split-complementary

#538FC9 #C95354 #C9C853

monochromatic

#27527B #3570AA #538FC9 #82ADD8 #B0CCE6

Accessibility & contrast

On white

3.42

#538FC9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.14

#538FC9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538FC9

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538FC9	#FFFFFF	#000000	##000000
##538FC9	1.00	3.42	6.14	6.14
#FFFFFF	3.42	1.00	21.00	21.00
#000000	6.14	21.00	1.00	1.00
##000000	6.14	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7691CC

Deuteranopia (green-blind)

#6786C8

Tritanopia (blue-blind)

#009DA3

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #538fc9;
/* rgb */ color: rgb(83, 143, 201);
/* oklch */ color: oklch(63.4% 0.108 249.1);

Tailwind

colors: {
  custom: {
    50: '#8dafd9',
    500: '#538fc9',
    950: '#000000',
  },
}

SCSS

$custom: #538fc9;
$custom-light: #8dafd9;
$custom-dark: #000000;

JSON

{
  "hex": "#538fc9",
  "rgb": {
    "r": 83,
    "g": 143,
    "b": 201
  },
  "hsl": {
    "h": 209.492,
    "s": 52.212,
    "l": 55.686
  },
  "oklch": {
    "l": 0.63425,
    "c": 0.10798,
    "h": 249.1
  },
  "luminance": 0.25701
}

Semantic roles & 50–950 ramp

primary

#538FC9

secondary

#D4BBA3

accent

#934CDC

background

#F9FAFD

surface

#F1F4FA

border

#CBCED3

text

#0D1014

muted

#7E7F83

Preview Lab

Preview with #538FC9

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

Preview Lab → · Contrast checker → · Palette generator →