#16317F#16317F

#16317F is a dark, vivid blue. Relative luminance 0.039; OKLCH L 34.7% C 0.136 H 265.2°. Best body text is #FFFFFF at 11.80:1 contrast (WCAG AA passes).

Color values

HEX	#16317F
RGB	rgb(22, 49, 127)
HSL	hsl(225, 70%, 29%)
HSV	hsv(225, 83%, 50%)
CMYK	cmyk(82.7%, 61.4%, 0%, 50.2%)
CIE-LAB	lab(23.33, 20.98, -46.90)
CIE-LCH	lch(23.33, 51.38, 294.10°)
OKLab	oklab(34.69% -0.0114 -0.1356)
OKLCH	oklch(34.69% 0.136 265.2)
XYZ	xyz(5.2586, 3.8989, 20.5500)
Luminance	0.0390 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#16317F #7F6416

analogous

#16667F #16317F #2F167F

triadic

#16317F #7F1631 #317F16

tetradic

#16317F #7F1666 #7F6416 #167F2F

square

#16317F #7F1666 #7F6416 #167F2F

split-complementary

#16317F #7F2F16 #667F16

monochromatic

#050A1A #0D1D4B #16317F #1F45B3 #345FDC

Accessibility & contrast

On white

11.80

#16317F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#16317F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #16317F

11.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##16317F	#FFFFFF	#000000	##FFFFFF
##16317F	1.00	11.80	1.78	11.80
#FFFFFF	11.80	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D82

Deuteranopia (green-blind)

#00337D

Tritanopia (blue-blind)

#004553

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #16317f;
/* rgb */ color: rgb(22, 49, 127);
/* oklch */ color: oklch(34.7% 0.136 265.2);

Tailwind

colors: {
  custom: {
    50: '#6768a5',
    500: '#16317f',
    950: '#000000',
  },
}

SCSS

$custom: #16317f;
$custom-light: #6768a5;
$custom-dark: #000000;

JSON

{
  "hex": "#16317f",
  "rgb": {
    "r": 22,
    "g": 49,
    "b": 127
  },
  "hsl": {
    "h": 224.571,
    "s": 70.47,
    "l": 29.216
  },
  "oklch": {
    "l": 0.34688,
    "c": 0.13607,
    "h": 265.2
  },
  "luminance": 0.039
}

Semantic roles & 50–950 ramp

primary

#16317F

secondary

#B4953D

accent

#BF3BED

background

#F6F6FA

surface

#EBEBF4

border

#C6C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #16317F

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

Preview Lab → · Contrast checker → · Palette generator →