#16233B#16233B

#16233B is a dark, muted blue. Relative luminance 0.017; OKLCH L 25.7% C 0.049 H 261.9°. Best body text is #FFFFFF at 15.70:1 contrast (WCAG AA passes).

Color values

HEX	#16233B
RGB	rgb(22, 35, 59)
HSL	hsl(219, 46%, 16%)
HSV	hsv(219, 63%, 23%)
CMYK	cmyk(62.7%, 40.7%, 0%, 76.9%)
CIE-LAB	lab(13.76, 3.03, -17.18)
CIE-LCH	lch(13.76, 17.44, 280.00°)
OKLab	oklab(25.75% -0.0069 -0.0485)
OKLCH	oklch(25.75% 0.049 261.9)
XYZ	xyz(1.7211, 1.6883, 4.3720)
Luminance	0.0169 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#16233B #3B2E16

analogous

#16353B #16233B #1B163B

triadic

#16233B #3B1623 #233B16

tetradic

#16233B #3B1635 #3B2E16 #163B1B

square

#16233B #3B1635 #3B2E16 #163B1B

split-complementary

#16233B #3B1B16 #353B16

monochromatic

#080D16 #080D16 #16233B #273D68 #375894

Accessibility & contrast

On white

15.70

#16233B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#16233B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #16233B

15.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##16233B	#FFFFFF	#000000	##FFFFFF
##16233B	1.00	15.70	1.34	15.70
#FFFFFF	15.70	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#19253C

Deuteranopia (green-blind)

#15223A

Tritanopia (blue-blind)

#03282C

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #16233b;
/* rgb */ color: rgb(22, 35, 59);
/* oklch */ color: oklch(25.7% 0.049 261.9);

Tailwind

colors: {
  custom: {
    50: '#565d71',
    500: '#16233b',
    950: '#000000',
  },
}

SCSS

$custom: #16233b;
$custom-light: #565d71;
$custom-dark: #000000;

JSON

{
  "hex": "#16233b",
  "rgb": {
    "r": 22,
    "g": 35,
    "b": 59
  },
  "hsl": {
    "h": 218.919,
    "s": 45.679,
    "l": 15.882
  },
  "oklch": {
    "l": 0.25746,
    "c": 0.04901,
    "h": 261.9
  },
  "luminance": 0.01688
}

Semantic roles & 50–950 ramp

primary

#16233B

secondary

#725F3B

accent

#A752D5

background

#F5F5F6

surface

#E9E9EC

border

#C5C5C7

text

#030407

muted

#78797A

Preview Lab

Preview with #16233B

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

Preview Lab → · Contrast checker → · Palette generator →