#536FDF#536FDF

#536FDF is a mid, vivid blue. Relative luminance 0.185; OKLCH L 57.9% C 0.173 H 269.7°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#536FDF
RGB	rgb(83, 111, 223)
HSL	hsl(228, 69%, 60%)
HSV	hsv(228, 63%, 87%)
CMYK	cmyk(62.8%, 50.2%, 0%, 12.5%)
CIE-LAB	lab(50.14, 24.53, -60.36)
CIE-LCH	lch(50.14, 65.16, 292.12°)
OKLab	oklab(57.93% -0.0008 -0.173)
OKLCH	oklch(57.93% 0.173 269.7)
XYZ	xyz(22.5665, 18.5336, 72.1859)
Luminance	0.1854 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#536FDF #DFC353

analogous

#53B5DF #536FDF #7D53DF

triadic

#536FDF #DF536F #6FDF53

tetradic

#536FDF #DF53B5 #DFC353 #53DF7D

square

#536FDF #DF53B5 #DFC353 #53DF7D

split-complementary

#536FDF #DF7D53 #B5DF53

monochromatic

#1D369B #2648CE #536FDF #879AE9 #BAC5F2

Accessibility & contrast

On white

4.46

#536FDF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#536FDF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #536FDF

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##536FDF	#FFFFFF	#000000	##000000
##536FDF	1.00	4.46	4.71	4.71
#FFFFFF	4.46	1.00	21.00	21.00
#000000	4.71	21.00	1.00	1.00
##000000	4.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#307EE3

Deuteranopia (green-blind)

#0171DD

Tritanopia (blue-blind)

#00899C

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #536fdf;
/* rgb */ color: rgb(83, 111, 223);
/* oklch */ color: oklch(57.9% 0.173 269.7);

Tailwind

colors: {
  custom: {
    50: '#9097ea',
    500: '#536fdf',
    950: '#000000',
  },
}

SCSS

$custom: #536fdf;
$custom-light: #9097ea;
$custom-dark: #000000;

JSON

{
  "hex": "#536fdf",
  "rgb": {
    "r": 83,
    "g": 111,
    "b": 223
  },
  "hsl": {
    "h": 228,
    "s": 68.627,
    "l": 60
  },
  "oklch": {
    "l": 0.57926,
    "c": 0.17299,
    "h": 269.7
  },
  "luminance": 0.18536
}

Semantic roles & 50–950 ramp

primary

#536FDF

secondary

#E2D7AC

accent

#C83CEB

background

#F9F9FE

surface

#F2F2FD

border

#CCCCD5

text

#0E0D16

muted

#7E7E84

Preview Lab

Preview with #536FDF

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

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