#536799#536799

#536799 is a mid, moderate blue. Relative luminance 0.138; OKLCH L 51.9% C 0.083 H 266.9°. Best body text is #FFFFFF at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#536799
RGB	rgb(83, 103, 153)
HSL	hsl(223, 30%, 46%)
HSV	hsv(223, 46%, 60%)
CMYK	cmyk(45.8%, 32.7%, 0%, 40%)
CIE-LAB	lab(44.00, 6.47, -29.60)
CIE-LCH	lch(44.00, 30.30, 282.33°)
OKLab	oklab(51.94% -0.0045 -0.083)
OKLCH	oklch(51.94% 0.083 266.9)
XYZ	xyz(14.1655, 13.8386, 32.0555)
Luminance	0.1384 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#536799 #998553

analogous

#538A99 #536799 #625399

triadic

#536799 #995367 #679953

tetradic

#536799 #99538A #998553 #539962

square

#536799 #99538A #998553 #539962

split-complementary

#536799 #996253 #8A9953

monochromatic

#28324A #3D4C71 #536799 #7587B4 #9DAACA

Accessibility & contrast

On white

5.57

#536799 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.77

#536799 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #536799

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##536799	#FFFFFF	#000000	##FFFFFF
##536799	1.00	5.57	3.77	5.57
#FFFFFF	5.57	1.00	21.00	1.00
#000000	3.77	21.00	1.00	21.00
##FFFFFF	5.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#556B9B

Deuteranopia (green-blind)

#4E6598

Tritanopia (blue-blind)

#397179

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #536799;
/* rgb */ color: rgb(83, 103, 153);
/* oklch */ color: oklch(51.9% 0.083 266.9);

Tailwind

colors: {
  custom: {
    50: '#8792b7',
    500: '#536799',
    950: '#000000',
  },
}

SCSS

$custom: #536799;
$custom-light: #8792b7;
$custom-dark: #000000;

JSON

{
  "hex": "#536799",
  "rgb": {
    "r": 83,
    "g": 103,
    "b": 153
  },
  "hsl": {
    "h": 222.857,
    "s": 29.661,
    "l": 46.275
  },
  "oklch": {
    "l": 0.51942,
    "c": 0.08313,
    "h": 266.9
  },
  "luminance": 0.13839
}

Semantic roles & 50–950 ramp

primary

#536799

secondary

#B7AC91

accent

#A962C6

background

#F8F8FB

surface

#F0F0F6

border

#CBCBD0

text

#0B0C11

muted

#7C7D80

Preview Lab

Preview with #536799

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

Preview Lab → · Contrast checker → · Palette generator →