#163680#163680

#163680 is a dark, vivid blue. Relative luminance 0.044; OKLCH L 35.9% C 0.131 H 263.5°. Best body text is #FFFFFF at 11.21:1 contrast (WCAG AA passes).

Color values

HEX	#163680
RGB	rgb(22, 54, 128)
HSL	hsl(222, 71%, 29%)
HSV	hsv(222, 83%, 50%)
CMYK	cmyk(82.8%, 57.8%, 0%, 49.8%)
CIE-LAB	lab(24.85, 17.85, -45.07)
CIE-LCH	lch(24.85, 48.47, 291.60°)
OKLab	oklab(35.85% -0.0148 -0.1301)
OKLCH	oklch(35.85% 0.131 263.5)
XYZ	xyz(5.5449, 4.3668, 20.9685)
Luminance	0.0437 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#163680 #806016

analogous

#166B80 #163680 #2B1680

triadic

#163680 #801636 #368016

tetradic

#163680 #80166B #806016 #16802B

square

#163680 #80166B #806016 #16802B

split-complementary

#163680 #802B16 #6B8016

monochromatic

#040B1A #0D204C #163680 #1F4CB4 #3467DC

Accessibility & contrast

On white

11.21

#163680 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#163680 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #163680

11.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##163680	#FFFFFF	#000000	##FFFFFF
##163680	1.00	11.21	1.87	11.21
#FFFFFF	11.21	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004083

Deuteranopia (green-blind)

#00367F

Tritanopia (blue-blind)

#004855

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #163680;
/* rgb */ color: rgb(22, 54, 128);
/* oklch */ color: oklch(35.9% 0.131 263.5);

Tailwind

colors: {
  custom: {
    50: '#676ca5',
    500: '#163680',
    950: '#000000',
  },
}

SCSS

$custom: #163680;
$custom-light: #676ca5;
$custom-dark: #000000;

JSON

{
  "hex": "#163680",
  "rgb": {
    "r": 22,
    "g": 54,
    "b": 128
  },
  "hsl": {
    "h": 221.887,
    "s": 70.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.35852,
    "c": 0.13094,
    "h": 263.5
  },
  "luminance": 0.04367
}

Semantic roles & 50–950 ramp

primary

#163680

secondary

#B5913D

accent

#B73AED

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #163680

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

Preview Lab → · Contrast checker → · Palette generator →