#163D80#163D80

#163D80 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 37.4% C 0.122 H 260.5°. Best body text is #FFFFFF at 10.43:1 contrast (WCAG AA passes).

Color values

HEX	#163D80
RGB	rgb(22, 61, 128)
HSL	hsl(218, 71%, 29%)
HSV	hsv(218, 83%, 50%)
CMYK	cmyk(82.8%, 52.3%, 0%, 49.8%)
CIE-LAB	lab(26.92, 12.90, -41.71)
CIE-LCH	lch(26.92, 43.66, 287.19°)
OKLab	oklab(37.43% -0.0201 -0.1201)
OKLCH	oklch(37.43% 0.122 260.5)
XYZ	xyz(5.8945, 5.0659, 21.0850)
Luminance	0.0507 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163D80 #805916

analogous

#167280 #163D80 #241680

triadic

#163D80 #80163D #3D8016

tetradic

#163D80 #801672 #805916 #168024

square

#163D80 #801672 #805916 #168024

split-complementary

#163D80 #802416 #728016

monochromatic

#040C1A #0D244C #163D80 #1F56B4 #3472DC

Accessibility & contrast

On white

10.43

#163D80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#163D80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163D80

10.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163D80	#FFFFFF	#000000	##FFFFFF
##163D80	1.00	10.43	2.01	10.43
#FFFFFF	10.43	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#124582

Deuteranopia (green-blind)

#003B7F

Tritanopia (blue-blind)

#004D58

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #163d80;
/* rgb */ color: rgb(22, 61, 128);
/* oklch */ color: oklch(37.4% 0.122 260.5);

Tailwind

colors: {
  custom: {
    50: '#6671a5',
    500: '#163d80',
    950: '#000000',
  },
}

SCSS

$custom: #163d80;
$custom-light: #6671a5;
$custom-dark: #000000;

JSON

{
  "hex": "#163d80",
  "rgb": {
    "r": 22,
    "g": 61,
    "b": 128
  },
  "hsl": {
    "h": 217.925,
    "s": 70.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.37427,
    "c": 0.12175,
    "h": 260.5
  },
  "luminance": 0.05067
}

Semantic roles & 50–950 ramp

primary

#163D80

secondary

#B5893D

accent

#AC3AED

background

#F6F6FA

surface

#EBECF4

border

#C6C7CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #163D80

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

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