#163577#163577

#163577 is a dark, moderate blue. Relative luminance 0.040; OKLCH L 34.9% C 0.119 H 262.8°. Best body text is #FFFFFF at 11.60:1 contrast (WCAG AA passes).

Color values

HEX	#163577
RGB	rgb(22, 53, 119)
HSL	hsl(221, 69%, 28%)
HSV	hsv(221, 82%, 47%)
CMYK	cmyk(81.5%, 55.5%, 0%, 53.3%)
CIE-LAB	lab(23.83, 14.82, -41.03)
CIE-LCH	lch(23.83, 43.63, 289.86°)
OKLab	oklab(34.85% -0.0148 -0.1183)
OKLCH	oklch(34.85% 0.119 262.8)
XYZ	xyz(4.9326, 4.0481, 17.9706)
Luminance	0.0405 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163577 #775816

analogous

#166577 #163577 #281677

triadic

#163577 #771635 #357716

tetradic

#163577 #771665 #775816 #167728

square

#163577 #771665 #775816 #167728

split-complementary

#163577 #772816 #657716

monochromatic

#050C1A #0C1E43 #163577 #204CAB #2F65D9

Accessibility & contrast

On white

11.60

#163577 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#163577 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163577

11.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163577	#FFFFFF	#000000	##FFFFFF
##163577	1.00	11.60	1.81	11.60
#FFFFFF	11.60	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#033D79

Deuteranopia (green-blind)

#003476

Tritanopia (blue-blind)

#004550

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #163577;
/* rgb */ color: rgb(22, 53, 119);
/* oklch */ color: oklch(34.9% 0.119 262.8);

Tailwind

colors: {
  custom: {
    50: '#646b9f',
    500: '#163577',
    950: '#000000',
  },
}

SCSS

$custom: #163577;
$custom-light: #646b9f;
$custom-dark: #000000;

JSON

{
  "hex": "#163577",
  "rgb": {
    "r": 22,
    "g": 53,
    "b": 119
  },
  "hsl": {
    "h": 220.825,
    "s": 68.794,
    "l": 27.647
  },
  "oklch": {
    "l": 0.34853,
    "c": 0.11919,
    "h": 262.8
  },
  "luminance": 0.04049
}

Semantic roles & 50–950 ramp

primary

#163577

secondary

#AC893C

accent

#B43CEC

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06060E

muted

#7A7A7E

Preview Lab

Preview with #163577

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

Preview Lab → · Contrast checker → · Palette generator →