#538BD4#538BD4

#538BD4 is a light, vivid cyan. Relative luminance 0.251; OKLCH L 63.1% C 0.126 H 255.7°. Best body text is #000000 at 6.01:1 contrast (WCAG AA passes).

Color values

HEX	#538BD4
RGB	rgb(83, 139, 212)
HSL	hsl(214, 60%, 58%)
HSV	hsv(214, 61%, 83%)
CMYK	cmyk(60.8%, 34.4%, 0%, 16.9%)
CIE-LAB	lab(57.13, 3.77, -43.01)
CIE-LCH	lch(57.13, 43.18, 275.01°)
OKLab	oklab(63.11% -0.0311 -0.1218)
OKLCH	oklch(63.11% 0.126 255.7)
XYZ	xyz(24.6793, 25.0555, 65.8102)
Luminance	0.2506 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#538BD4 #D49C53

analogous

#53CCD4 #538BD4 #5B53D4

triadic

#538BD4 #D4538B #8BD453

tetradic

#538BD4 #D453CC #D49C53 #53D45B

square

#538BD4 #D453CC #D49C53 #53D45B

split-complementary

#538BD4 #D45B53 #CCD453

monochromatic

#234F8A #2F6CBB #538BD4 #84ACE0 #B5CDEC

Accessibility & contrast

On white

3.49

#538BD4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.01

#538BD4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #538BD4

6.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##538BD4	#FFFFFF	#000000	##000000
##538BD4	1.00	3.49	6.01	6.01
#FFFFFF	3.49	1.00	21.00	21.00
#000000	6.01	21.00	1.00	1.00
##000000	6.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C90D7

Deuteranopia (green-blind)

#5B84D3

Tritanopia (blue-blind)

#009CA6

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #538bd4;
/* rgb */ color: rgb(83, 139, 212);
/* oklch */ color: oklch(63.1% 0.126 255.7);

Tailwind

colors: {
  custom: {
    50: '#8eace1',
    500: '#538bd4',
    950: '#000000',
  },
}

SCSS

$custom: #538bd4;
$custom-light: #8eace1;
$custom-dark: #000000;

JSON

{
  "hex": "#538bd4",
  "rgb": {
    "r": 83,
    "g": 139,
    "b": 212
  },
  "hsl": {
    "h": 213.953,
    "s": 60,
    "l": 57.843
  },
  "oklch": {
    "l": 0.63109,
    "c": 0.12566,
    "h": 255.7
  },
  "luminance": 0.25058
}

Semantic roles & 50–950 ramp

primary

#538BD4

secondary

#DBC5A8

accent

#9E45E3

background

#F9FAFD

surface

#F2F4FB

border

#CCCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #538BD4

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

Preview Lab → · Contrast checker → · Palette generator →