#536BC3#536BC3

#536BC3 is a mid, vivid blue. Relative luminance 0.163; OKLCH L 55.3% C 0.139 H 269.9°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#536BC3
RGB	rgb(83, 107, 195)
HSL	hsl(227, 48%, 55%)
HSV	hsv(227, 57%, 76%)
CMYK	cmyk(57.4%, 45.1%, 0%, 23.5%)
CIE-LAB	lab(47.36, 17.57, -48.86)
CIE-LCH	lch(47.36, 51.92, 289.78°)
OKLab	oklab(55.26% -0.0002 -0.1392)
OKLCH	oklch(55.26% 0.139 269.9)
XYZ	xyz(18.6720, 16.2931, 53.7801)
Luminance	0.1630 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#536BC3 #C3AB53

analogous

#53A3C3 #536BC3 #7353C3

triadic

#536BC3 #C3536B #6BC353

tetradic

#536BC3 #C353A3 #C3AB53 #53C373

square

#536BC3 #C353A3 #C3AB53 #53C373

split-complementary

#536BC3 #C37353 #A3C353

monochromatic

#283873 #384EA1 #536BC3 #8092D3 #AEB9E3

Accessibility & contrast

On white

4.93

#536BC3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#536BC3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #536BC3

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##536BC3	#FFFFFF	#000000	##FFFFFF
##536BC3	1.00	4.93	4.26	4.93
#FFFFFF	4.93	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4376C6

Deuteranopia (green-blind)

#346CC1

Tritanopia (blue-blind)

#007F8D

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #536bc3;
/* rgb */ color: rgb(83, 107, 195);
/* oklch */ color: oklch(55.3% 0.139 269.9);

Tailwind

colors: {
  custom: {
    50: '#8c95d6',
    500: '#536bc3',
    950: '#000000',
  },
}

SCSS

$custom: #536bc3;
$custom-light: #8c95d6;
$custom-dark: #000000;

JSON

{
  "hex": "#536bc3",
  "rgb": {
    "r": 83,
    "g": 107,
    "b": 195
  },
  "hsl": {
    "h": 227.143,
    "s": 48.276,
    "l": 54.51
  },
  "oklch": {
    "l": 0.55257,
    "c": 0.13922,
    "h": 269.9
  },
  "luminance": 0.16295
}

Semantic roles & 50–950 ramp

primary

#536BC3

secondary

#D1C6A1

accent

#BB50D8

background

#F9F9FD

surface

#F1F1FA

border

#CBCBD3

text

#0D0D14

muted

#7E7E83

Preview Lab

Preview with #536BC3

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

Preview Lab → · Contrast checker → · Palette generator →