#536DB0#536DB0

#536DB0 is a mid, moderate blue. Relative luminance 0.159; OKLCH L 54.5% C 0.109 H 266.8°. Best body text is #FFFFFF at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#536DB0
RGB	rgb(83, 109, 176)
HSL	hsl(223, 37%, 51%)
HSV	hsv(223, 53%, 69%)
CMYK	cmyk(52.8%, 38.1%, 0%, 31%)
CIE-LAB	lab(46.86, 10.06, -38.64)
CIE-LCH	lch(46.86, 39.93, 284.59°)
OKLab	oklab(54.53% -0.0062 -0.1093)
OKLCH	oklch(54.53% 0.109 266.8)
XYZ	xyz(16.8698, 15.9097, 43.2478)
Luminance	0.1591 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#536DB0 #B09653

analogous

#539BB0 #536DB0 #6753B0

triadic

#536DB0 #B0536D #6DB053

tetradic

#536DB0 #B0539B #B09653 #53B067

square

#536DB0 #B0539B #B09653 #53B067

split-complementary

#536DB0 #B06753 #9BB053

monochromatic

#2B395E #3E5388 #536DB0 #7D91C3 #A7B4D7

Accessibility & contrast

On white

5.02

#536DB0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.18

#536DB0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #536DB0

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##536DB0	#FFFFFF	#000000	##FFFFFF
##536DB0	1.00	5.02	4.18	5.02
#FFFFFF	5.02	1.00	21.00	1.00
#000000	4.18	21.00	1.00	21.00
##FFFFFF	5.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5274B3

Deuteranopia (green-blind)

#486BAF

Tritanopia (blue-blind)

#267B86

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #536db0;
/* rgb */ color: rgb(83, 109, 176);
/* oklch */ color: oklch(54.5% 0.109 266.8);

Tailwind

colors: {
  custom: {
    50: '#8996c8',
    500: '#536db0',
    950: '#000000',
  },
}

SCSS

$custom: #536db0;
$custom-light: #8996c8;
$custom-dark: #000000;

JSON

{
  "hex": "#536db0",
  "rgb": {
    "r": 83,
    "g": 109,
    "b": 176
  },
  "hsl": {
    "h": 223.226,
    "s": 37.052,
    "l": 50.784
  },
  "oklch": {
    "l": 0.5453,
    "c": 0.10946,
    "h": 266.8
  },
  "luminance": 0.15911
}

Semantic roles & 50–950 ramp

primary

#536DB0

secondary

#C4B99B

accent

#AD5BCD

background

#F8F9FC

surface

#F0F1F8

border

#CBCBD1

text

#0C0D13

muted

#7D7E82

Preview Lab

Preview with #536DB0

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

Preview Lab → · Contrast checker → · Palette generator →