#536BB0#536BB0

#536BB0 is a mid, moderate blue. Relative luminance 0.155; OKLCH L 54.1% C 0.112 H 268.0°. Best body text is #FFFFFF at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#536BB0
RGB	rgb(83, 107, 176)
HSL	hsl(225, 37%, 51%)
HSV	hsv(225, 53%, 69%)
CMYK	cmyk(52.8%, 39.2%, 0%, 31%)
CIE-LAB	lab(46.30, 11.30, -39.53)
CIE-LCH	lch(46.30, 41.11, 285.96°)
OKLab	oklab(54.1% -0.0038 -0.1119)
OKLCH	oklch(54.1% 0.112 268)
XYZ	xyz(16.6589, 15.4878, 43.1775)
Luminance	0.1549 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#536BB0 #B09853

analogous

#5399B0 #536BB0 #6953B0

triadic

#536BB0 #B0536B #6BB053

tetradic

#536BB0 #B05399 #B09853 #53B069

square

#536BB0 #B05399 #B09853 #53B069

split-complementary

#536BB0 #B06953 #99B053

monochromatic

#2B385E #3E5188 #536BB0 #7D8FC3 #A7B3D7

Accessibility & contrast

On white

5.12

#536BB0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#536BB0 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #536BB0

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##536BB0	#FFFFFF	#000000	##FFFFFF
##536BB0	1.00	5.12	4.10	5.12
#FFFFFF	5.12	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F72B3

Deuteranopia (green-blind)

#456AAE

Tritanopia (blue-blind)

#267A85

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #536bb0;
/* rgb */ color: rgb(83, 107, 176);
/* oklch */ color: oklch(54.1% 0.112 268.0);

Tailwind

colors: {
  custom: {
    50: '#8995c8',
    500: '#536bb0',
    950: '#000000',
  },
}

SCSS

$custom: #536bb0;
$custom-light: #8995c8;
$custom-dark: #000000;

JSON

{
  "hex": "#536bb0",
  "rgb": {
    "r": 83,
    "g": 107,
    "b": 176
  },
  "hsl": {
    "h": 224.516,
    "s": 37.052,
    "l": 50.784
  },
  "oklch": {
    "l": 0.54098,
    "c": 0.11194,
    "h": 268
  },
  "luminance": 0.15489
}

Semantic roles & 50–950 ramp

primary

#536BB0

secondary

#C4B99B

accent

#B05BCD

background

#F8F9FC

surface

#F0F1F8

border

#CBCBD1

text

#0C0D13

muted

#7D7E82

Preview Lab

Preview with #536BB0

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

Preview Lab → · Contrast checker → · Palette generator →