#538FC5#538FC5

#538FC5 is a light, moderate cyan. Relative luminance 0.255; OKLCH L 63.2% C 0.103 H 247.4°. Best body text is #000000 at 6.10:1 contrast (WCAG AA passes).

Color values

HEX	#538FC5
RGB	rgb(83, 143, 197)
HSL	hsl(208, 50%, 55%)
HSV	hsv(208, 58%, 77%)
CMYK	cmyk(57.9%, 27.4%, 0%, 22.7%)
CIE-LAB	lab(57.57, -3.46, -33.87)
CIE-LCH	lch(57.57, 34.04, 264.17°)
OKLab	oklab(63.23% -0.0397 -0.0952)
OKLCH	oklch(63.23% 0.103 247.4)
XYZ	xyz(23.4641, 25.5131, 56.5005)
Luminance	0.2551 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538FC5 #C58953

analogous

#53C5C2 #538FC5 #5356C5

triadic

#538FC5 #C5538F #8FC553

tetradic

#538FC5 #C253C5 #C58953 #56C553

square

#538FC5 #C253C5 #C58953 #56C553

split-complementary

#538FC5 #C55356 #C5C253

monochromatic

#285176 #3770A4 #538FC5 #81ADD4 #AFCBE4

Accessibility & contrast

On white

3.44

#538FC5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.10

#538FC5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538FC5

6.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538FC5	#FFFFFF	#000000	##000000
##538FC5	1.00	3.44	6.10	6.10
#FFFFFF	3.44	1.00	21.00	21.00
#000000	6.10	21.00	1.00	1.00
##000000	6.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7891C7

Deuteranopia (green-blind)

#6985C4

Tritanopia (blue-blind)

#009CA2

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #538fc5;
/* rgb */ color: rgb(83, 143, 197);
/* oklch */ color: oklch(63.2% 0.103 247.4);

Tailwind

colors: {
  custom: {
    50: '#8cafd6',
    500: '#538fc5',
    950: '#000000',
  },
}

SCSS

$custom: #538fc5;
$custom-light: #8cafd6;
$custom-dark: #000000;

JSON

{
  "hex": "#538fc5",
  "rgb": {
    "r": 83,
    "g": 143,
    "b": 197
  },
  "hsl": {
    "h": 208.421,
    "s": 49.565,
    "l": 54.902
  },
  "oklch": {
    "l": 0.63226,
    "c": 0.10312,
    "h": 247.4
  },
  "luminance": 0.25515
}

Semantic roles & 50–950 ramp

primary

#538FC5

secondary

#D2B9A2

accent

#904FD9

background

#F9FAFD

surface

#F1F4FA

border

#CBCED3

text

#0D1014

muted

#7E7F83

Preview Lab

Preview with #538FC5

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

Preview Lab → · Contrast checker → · Palette generator →