#163A79#163A79

#163A79 is a dark, moderate blue. Relative luminance 0.046; OKLCH L 36.2% C 0.116 H 260.7°. Best body text is #FFFFFF at 10.96:1 contrast (WCAG AA passes).

Color values

HEX	#163A79
RGB	rgb(22, 58, 121)
HSL	hsl(218, 69%, 28%)
HSV	hsv(218, 82%, 47%)
CMYK	cmyk(81.8%, 52.1%, 0%, 52.5%)
CIE-LAB	lab(25.49, 12.10, -39.61)
CIE-LCH	lch(25.49, 41.42, 286.99°)
OKLab	oklab(36.17% -0.0186 -0.114)
OKLCH	oklch(36.17% 0.116 260.7)
XYZ	xyz(5.2939, 4.5765, 18.6898)
Luminance	0.0458 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163A79 #795516

analogous

#166B79 #163A79 #231679

triadic

#163A79 #79163A #3A7916

tetradic

#163A79 #79166B #795516 #167923

square

#163A79 #79166B #795516 #167923

split-complementary

#163A79 #792316 #6B7916

monochromatic

#050C1A #0D2145 #163A79 #1F53AD #306ED9

Accessibility & contrast

On white

10.96

#163A79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#163A79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163A79

10.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163A79	#FFFFFF	#000000	##FFFFFF
##163A79	1.00	10.96	1.92	10.96
#FFFFFF	10.96	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#13417B

Deuteranopia (green-blind)

#003878

Tritanopia (blue-blind)

#004953

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #163a79;
/* rgb */ color: rgb(22, 58, 121);
/* oklch */ color: oklch(36.2% 0.116 260.7);

Tailwind

colors: {
  custom: {
    50: '#646fa0',
    500: '#163a79',
    950: '#000000',
  },
}

SCSS

$custom: #163a79;
$custom-light: #646fa0;
$custom-dark: #000000;

JSON

{
  "hex": "#163a79",
  "rgb": {
    "r": 22,
    "g": 58,
    "b": 121
  },
  "hsl": {
    "h": 218.182,
    "s": 69.231,
    "l": 28.039
  },
  "oklch": {
    "l": 0.36168,
    "c": 0.1155,
    "h": 260.7
  },
  "luminance": 0.04577
}

Semantic roles & 50–950 ramp

primary

#163A79

secondary

#AE853D

accent

#AC3CEC

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070F

muted

#7A7A7E

Preview Lab

Preview with #163A79

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

Preview Lab → · Contrast checker → · Palette generator →