#16397B#16397B

#16397B is a dark, moderate blue. Relative luminance 0.045; OKLCH L 36.1% C 0.120 H 261.6°. Best body text is #FFFFFF at 11.02:1 contrast (WCAG AA passes).

Color values

HEX	#16397B
RGB	rgb(22, 57, 123)
HSL	hsl(219, 70%, 28%)
HSV	hsv(219, 82%, 48%)
CMYK	cmyk(82.1%, 53.7%, 0%, 51.8%)
CIE-LAB	lab(25.34, 13.64, -41.12)
CIE-LCH	lch(25.34, 43.33, 288.36°)
OKLab	oklab(36.1% -0.0176 -0.1184)
OKLCH	oklch(36.1% 0.12 261.6)
XYZ	xyz(5.3679, 4.5263, 19.3258)
Luminance	0.0453 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#16397B #7B5816

analogous

#166B7B #16397B #25167B

triadic

#16397B #7B1639 #397B16

tetradic

#16397B #7B166B #7B5816 #167B25

square

#16397B #7B166B #7B5816 #167B25

split-complementary

#16397B #7B2516 #6B7B16

monochromatic

#050C1A #0D2147 #16397B #1F51AF #316CDA

Accessibility & contrast

On white

11.02

#16397B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#16397B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #16397B

11.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##16397B	#FFFFFF	#000000	##FFFFFF
##16397B	1.00	11.02	1.91	11.02
#FFFFFF	11.02	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	11.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C417D

Deuteranopia (green-blind)

#00387A

Tritanopia (blue-blind)

#004954

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #16397b;
/* rgb */ color: rgb(22, 57, 123);
/* oklch */ color: oklch(36.1% 0.120 261.6);

Tailwind

colors: {
  custom: {
    50: '#656ea2',
    500: '#16397b',
    950: '#000000',
  },
}

SCSS

$custom: #16397b;
$custom-light: #656ea2;
$custom-dark: #000000;

JSON

{
  "hex": "#16397b",
  "rgb": {
    "r": 22,
    "g": 57,
    "b": 123
  },
  "hsl": {
    "h": 219.208,
    "s": 69.655,
    "l": 28.431
  },
  "oklch": {
    "l": 0.361,
    "c": 0.11973,
    "h": 261.6
  },
  "luminance": 0.04527
}

Semantic roles & 50–950 ramp

primary

#16397B

secondary

#B0883D

accent

#AF3BEC

background

#F6F6FA

surface

#EBEBF3

border

#C6C6CD

text

#06070F

muted

#7A7A7F

Preview Lab

Preview with #16397B

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

Preview Lab → · Contrast checker → · Palette generator →