#536DD3#536DD3

#536DD3 is a mid, vivid blue. Relative luminance 0.175; OKLCH L 56.7% C 0.159 H 269.9°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#536DD3
RGB	rgb(83, 109, 211)
HSL	hsl(228, 59%, 58%)
HSV	hsv(228, 61%, 83%)
CMYK	cmyk(60.7%, 48.3%, 0%, 17.3%)
CIE-LAB	lab(48.86, 21.71, -55.62)
CIE-LCH	lch(48.86, 59.70, 291.32°)
OKLab	oklab(56.71% -0.0001 -0.1591)
OKLCH	oklch(56.71% 0.159 269.9)
XYZ	xyz(20.7898, 17.4777, 63.8933)
Luminance	0.1748 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#536DD3 #D3B953

analogous

#53ADD3 #536DD3 #7953D3

triadic

#536DD3 #D3536D #6DD353

tetradic

#536DD3 #D353AD #D3B953 #53D379

square

#536DD3 #D353AD #D3B953 #53D379

split-complementary

#536DD3 #D37953 #ADD353

monochromatic

#233889 #2F4BB9 #536DD3 #8496DF #B4C0EC

Accessibility & contrast

On white

4.67

#536DD3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.50

#536DD3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #536DD3

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##536DD3	#FFFFFF	#000000	##FFFFFF
##536DD3	1.00	4.67	4.50	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.50	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#397AD7

Deuteranopia (green-blind)

#216FD1

Tritanopia (blue-blind)

#008496

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #536dd3;
/* rgb */ color: rgb(83, 109, 211);
/* oklch */ color: oklch(56.7% 0.159 269.9);

Tailwind

colors: {
  custom: {
    50: '#8e96e1',
    500: '#536dd3',
    950: '#000000',
  },
}

SCSS

$custom: #536dd3;
$custom-light: #8e96e1;
$custom-dark: #000000;

JSON

{
  "hex": "#536dd3",
  "rgb": {
    "r": 83,
    "g": 109,
    "b": 211
  },
  "hsl": {
    "h": 227.813,
    "s": 59.259,
    "l": 57.647
  },
  "oklch": {
    "l": 0.56711,
    "c": 0.15906,
    "h": 269.9
  },
  "luminance": 0.17479
}

Semantic roles & 50–950 ramp

primary

#536DD3

secondary

#DBD0A7

accent

#C345E2

background

#F9F9FD

surface

#F2F1FB

border

#CCCBD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #536DD3

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

Preview Lab → · Contrast checker → · Palette generator →