#16397F#16397F

#16397F is a dark, vivid blue. Relative luminance 0.046; OKLCH L 36.4% C 0.126 H 262.2°. Best body text is #FFFFFF at 10.90:1 contrast (WCAG AA passes).

Color values

HEX	#16397F
RGB	rgb(22, 57, 127)
HSL	hsl(220, 70%, 29%)
HSV	hsv(220, 83%, 50%)
CMYK	cmyk(82.7%, 55.1%, 0%, 50.2%)
CIE-LAB	lab(25.65, 15.31, -43.14)
CIE-LCH	lch(25.65, 45.78, 289.54°)
OKLab	oklab(36.43% -0.0171 -0.1244)
OKLCH	oklch(36.43% 0.126 262.2)
XYZ	xyz(5.6234, 4.6285, 20.6716)
Luminance	0.0463 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#16397F #7F5C16

analogous

#166E7F #16397F #28167F

triadic

#16397F #7F1639 #397F16

tetradic

#16397F #7F166E #7F5C16 #167F28

square

#16397F #7F166E #7F5C16 #167F28

split-complementary

#16397F #7F2816 #6E7F16

monochromatic

#050C1A #0D224B #16397F #1F50B3 #346CDC

Accessibility & contrast

On white

10.90

#16397F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#16397F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #16397F

10.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##16397F	#FFFFFF	#000000	##FFFFFF
##16397F	1.00	10.90	1.93	10.90
#FFFFFF	10.90	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#034281

Deuteranopia (green-blind)

#00387E

Tritanopia (blue-blind)

#004A56

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #16397f;
/* rgb */ color: rgb(22, 57, 127);
/* oklch */ color: oklch(36.4% 0.126 262.2);

Tailwind

colors: {
  custom: {
    50: '#666ea5',
    500: '#16397f',
    950: '#000000',
  },
}

SCSS

$custom: #16397f;
$custom-light: #666ea5;
$custom-dark: #000000;

JSON

{
  "hex": "#16397f",
  "rgb": {
    "r": 22,
    "g": 57,
    "b": 127
  },
  "hsl": {
    "h": 220,
    "s": 70.47,
    "l": 29.216
  },
  "oklch": {
    "l": 0.36433,
    "c": 0.12555,
    "h": 262.2
  },
  "luminance": 0.04629
}

Semantic roles & 50–950 ramp

primary

#16397F

secondary

#B48C3D

accent

#B23BED

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #16397F

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

Preview Lab → · Contrast checker → · Palette generator →