#16377C#16377C

#16377C is a dark, vivid blue. Relative luminance 0.044; OKLCH L 35.7% C 0.124 H 262.6°. Best body text is #FFFFFF at 11.22:1 contrast (WCAG AA passes).

Color values

HEX	#16377C
RGB	rgb(22, 55, 124)
HSL	hsl(221, 70%, 29%)
HSV	hsv(221, 82%, 49%)
CMYK	cmyk(82.3%, 55.6%, 0%, 51.4%)
CIE-LAB	lab(24.82, 15.48, -42.59)
CIE-LCH	lch(24.82, 45.32, 289.97°)
OKLab	oklab(35.73% -0.0159 -0.1228)
OKLCH	oklch(35.73% 0.124 262.6)
XYZ	xyz(5.3338, 4.3576, 19.6249)
Luminance	0.0436 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#16377C #7C5B16

analogous

#166A7C #16377C #28167C

triadic

#16377C #7C1637 #377C16

tetradic

#16377C #7C166A #7C5B16 #167C28

square

#16377C #7C166A #7C5B16 #167C28

split-complementary

#16377C #7C2816 #6A7C16

monochromatic

#050C1A #0D2048 #16377C #1F4EB0 #3268DB

Accessibility & contrast

On white

11.22

#16377C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#16377C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #16377C

11.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##16377C	#FFFFFF	#000000	##FFFFFF
##16377C	1.00	11.22	1.87	11.22
#FFFFFF	11.22	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00407E

Deuteranopia (green-blind)

#00367B

Tritanopia (blue-blind)

#004854

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #16377c;
/* rgb */ color: rgb(22, 55, 124);
/* oklch */ color: oklch(35.7% 0.124 262.6);

Tailwind

colors: {
  custom: {
    50: '#656da2',
    500: '#16377c',
    950: '#000000',
  },
}

SCSS

$custom: #16377c;
$custom-light: #656da2;
$custom-dark: #000000;

JSON

{
  "hex": "#16377c",
  "rgb": {
    "r": 22,
    "g": 55,
    "b": 124
  },
  "hsl": {
    "h": 220.588,
    "s": 69.863,
    "l": 28.627
  },
  "oklch": {
    "l": 0.35729,
    "c": 0.12384,
    "h": 262.6
  },
  "luminance": 0.04358
}

Semantic roles & 50–950 ramp

primary

#16377C

secondary

#B18B3D

accent

#B33BED

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #16377C

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

Preview Lab → · Contrast checker → · Palette generator →