#536DCB#536DCB

#536DCB is a mid, vivid blue. Relative luminance 0.171; OKLCH L 56.2% C 0.148 H 269.5°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#536DCB
RGB	rgb(83, 109, 203)
HSL	hsl(227, 54%, 56%)
HSV	hsv(227, 59%, 80%)
CMYK	cmyk(59.1%, 46.3%, 0%, 20.4%)
CIE-LAB	lab(48.37, 19.01, -51.83)
CIE-LCH	lch(48.37, 55.21, 290.14°)
OKLab	oklab(56.18% -0.0012 -0.1479)
OKLCH	oklch(56.18% 0.148 269.5)
XYZ	xyz(19.8118, 17.0865, 58.7423)
Luminance	0.1709 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#536DCB #CBB153

analogous

#53A9CB #536DCB #7553CB

triadic

#536DCB #CB536D #6DCB53

tetradic

#536DCB #CB53A9 #CBB153 #53CB75

square

#536DCB #CB53A9 #CBB153 #53CB75

split-complementary

#536DCB #CB7553 #A9CB53

monochromatic

#26397E #344EAD #536DCB #8295D9 #B1BDE7

Accessibility & contrast

On white

4.75

#536DCB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#536DCB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #536DCB

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##536DCB	#FFFFFF	#000000	##FFFFFF
##536DCB	1.00	4.75	4.42	4.75
#FFFFFF	4.75	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4078CE

Deuteranopia (green-blind)

#2E6EC9

Tritanopia (blue-blind)

#008292

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #536dcb;
/* rgb */ color: rgb(83, 109, 203);
/* oklch */ color: oklch(56.2% 0.148 269.5);

Tailwind

colors: {
  custom: {
    50: '#8d96db',
    500: '#536dcb',
    950: '#000000',
  },
}

SCSS

$custom: #536dcb;
$custom-light: #8d96db;
$custom-dark: #000000;

JSON

{
  "hex": "#536dcb",
  "rgb": {
    "r": 83,
    "g": 109,
    "b": 203
  },
  "hsl": {
    "h": 227,
    "s": 53.571,
    "l": 56.078
  },
  "oklch": {
    "l": 0.56183,
    "c": 0.14793,
    "h": 269.5
  },
  "luminance": 0.17088
}

Semantic roles & 50–950 ramp

primary

#536DCB

secondary

#D6CBA4

accent

#BD4BDD

background

#F9F9FD

surface

#F1F1FB

border

#CBCBD4

text

#0D0D15

muted

#7E7E83

Preview Lab

Preview with #536DCB

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

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