#16315B#16315B

#16315B is a dark, moderate blue. Relative luminance 0.031; OKLCH L 31.7% C 0.082 H 259.0°. Best body text is #FFFFFF at 12.93:1 contrast (WCAG AA passes).

Color values

HEX	#16315B
RGB	rgb(22, 49, 91)
HSL	hsl(217, 61%, 22%)
HSV	hsv(217, 76%, 36%)
CMYK	cmyk(75.8%, 46.2%, 0%, 64.3%)
CIE-LAB	lab(20.53, 5.95, -28.22)
CIE-LCH	lch(20.53, 28.84, 281.90°)
OKLab	oklab(31.67% -0.0157 -0.0806)
OKLCH	oklch(31.67% 0.082 259)
XYZ	xyz(3.3168, 3.1222, 10.3233)
Luminance	0.0312 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#16315B #5B4016

analogous

#16545B #16315B #1E165B

triadic

#16315B #5B1631 #315B16

tetradic

#16315B #5B1654 #5B4016 #165B1E

square

#16315B #5B1654 #5B4016 #165B1E

split-complementary

#16315B #5B1E16 #545B16

monochromatic

#060D19 #0A162A #16315B #224C8C #2E66BE

Accessibility & contrast

On white

12.93

#16315B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#16315B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #16315B

12.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##16315B	#FFFFFF	#000000	##FFFFFF
##16315B	1.00	12.93	1.62	12.93
#FFFFFF	12.93	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D355D

Deuteranopia (green-blind)

#112E5A

Tritanopia (blue-blind)

#003B41

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #16315b;
/* rgb */ color: rgb(22, 49, 91);
/* oklch */ color: oklch(31.7% 0.082 259.0);

Tailwind

colors: {
  custom: {
    50: '#5d688a',
    500: '#16315b',
    950: '#000000',
  },
}

SCSS

$custom: #16315b;
$custom-light: #5d688a;
$custom-dark: #000000;

JSON

{
  "hex": "#16315b",
  "rgb": {
    "r": 22,
    "g": 49,
    "b": 91
  },
  "hsl": {
    "h": 216.522,
    "s": 61.062,
    "l": 22.157
  },
  "oklch": {
    "l": 0.31665,
    "c": 0.08216,
    "h": 259
  },
  "luminance": 0.03123
}

Semantic roles & 50–950 ramp

primary

#16315B

secondary

#92703B

accent

#A544E4

background

#F5F6F8

surface

#E9EBF0

border

#C5C6CB

text

#05060B

muted

#797A7C

Preview Lab

Preview with #16315B

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

Preview Lab → · Contrast checker → · Palette generator →