#538BD5#538BD5

#538BD5 is a light, vivid cyan. Relative luminance 0.251; OKLCH L 63.2% C 0.127 H 256.0°. Best body text is #000000 at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#538BD5
RGB	rgb(83, 139, 213)
HSL	hsl(214, 61%, 58%)
HSV	hsv(214, 61%, 84%)
CMYK	cmyk(61%, 34.7%, 0%, 16.5%)
CIE-LAB	lab(57.18, 4.10, -43.50)
CIE-LCH	lch(57.18, 43.69, 275.39°)
OKLab	oklab(63.16% -0.0308 -0.1232)
OKLCH	oklch(63.16% 0.127 256)
XYZ	xyz(24.8059, 25.1061, 66.4766)
Luminance	0.2511 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538BD5 #D59D53

analogous

#53CCD5 #538BD5 #5C53D5

triadic

#538BD5 #D5538B #8BD553

tetradic

#538BD5 #D553CC #D59D53 #53D55C

square

#538BD5 #D553CC #D59D53 #53D55C

split-complementary

#538BD5 #D55C53 #CCD553

monochromatic

#224F8C #2E6CBD #538BD5 #84ACE1 #B5CDED

Accessibility & contrast

On white

3.49

#538BD5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.02

#538BD5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538BD5

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538BD5	#FFFFFF	#000000	##000000
##538BD5	1.00	3.49	6.02	6.02
#FFFFFF	3.49	1.00	21.00	21.00
#000000	6.02	21.00	1.00	1.00
##000000	6.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C90D8

Deuteranopia (green-blind)

#5A84D3

Tritanopia (blue-blind)

#009CA6

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #538bd5;
/* rgb */ color: rgb(83, 139, 213);
/* oklch */ color: oklch(63.2% 0.127 256.0);

Tailwind

colors: {
  custom: {
    50: '#8eace2',
    500: '#538bd5',
    950: '#000000',
  },
}

SCSS

$custom: #538bd5;
$custom-light: #8eace2;
$custom-dark: #000000;

JSON

{
  "hex": "#538bd5",
  "rgb": {
    "r": 83,
    "g": 139,
    "b": 213
  },
  "hsl": {
    "h": 214.154,
    "s": 60.748,
    "l": 58.039
  },
  "oklch": {
    "l": 0.63163,
    "c": 0.12696,
    "h": 256
  },
  "luminance": 0.25108
}

Semantic roles & 50–950 ramp

primary

#538BD5

secondary

#DCC5A8

accent

#9F44E4

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #538BD5

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

Preview Lab → · Contrast checker → · Palette generator →