#536EB2#536EB2

#536EB2 is a mid, moderate blue. Relative luminance 0.162; OKLCH L 54.9% C 0.111 H 266.4°. Best body text is #FFFFFF at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#536EB2
RGB	rgb(83, 110, 178)
HSL	hsl(223, 38%, 51%)
HSV	hsv(223, 53%, 70%)
CMYK	cmyk(53.4%, 38.2%, 0%, 30.2%)
CIE-LAB	lab(47.24, 10.09, -39.20)
CIE-LCH	lch(47.24, 40.48, 284.44°)
OKLab	oklab(54.86% -0.0069 -0.1109)
OKLCH	oklch(54.86% 0.111 266.4)
XYZ	xyz(17.1764, 16.2040, 44.3334)
Luminance	0.1620 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#536EB2 #B29753

analogous

#539DB2 #536EB2 #6753B2

triadic

#536EB2 #B2536E #6EB253

tetradic

#536EB2 #B2539D #B29753 #53B267

square

#536EB2 #B2539D #B29753 #53B267

split-complementary

#536EB2 #B26753 #9DB253

monochromatic

#2B3A60 #3E538A #536EB2 #7D92C5 #A8B5D8

Accessibility & contrast

On white

4.95

#536EB2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#536EB2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #536EB2

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##536EB2	#FFFFFF	#000000	##FFFFFF
##536EB2	1.00	4.95	4.24	4.95
#FFFFFF	4.95	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5375B5

Deuteranopia (green-blind)

#486CB1

Tritanopia (blue-blind)

#237D87

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #536eb2;
/* rgb */ color: rgb(83, 110, 178);
/* oklch */ color: oklch(54.9% 0.111 266.4);

Tailwind

colors: {
  custom: {
    50: '#8a97c9',
    500: '#536eb2',
    950: '#000000',
  },
}

SCSS

$custom: #536eb2;
$custom-light: #8a97c9;
$custom-dark: #000000;

JSON

{
  "hex": "#536eb2",
  "rgb": {
    "r": 83,
    "g": 110,
    "b": 178
  },
  "hsl": {
    "h": 222.947,
    "s": 38.153,
    "l": 51.176
  },
  "oklch": {
    "l": 0.54862,
    "c": 0.11111,
    "h": 266.4
  },
  "luminance": 0.16205
}

Semantic roles & 50–950 ramp

primary

#536EB2

secondary

#C5B99B

accent

#AD5ACE

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0D13

muted

#7D7E82

Preview Lab

Preview with #536EB2

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

Preview Lab → · Contrast checker → · Palette generator →