#16178F#16178F

#16178F is a dark, vivid blue. Relative luminance 0.028; OKLCH L 32.1% C 0.185 H 269.3°. Best body text is #FFFFFF at 13.52:1 contrast (WCAG AA passes).

Color values

HEX	#16178F
RGB	rgb(22, 23, 143)
HSL	hsl(240, 73%, 32%)
HSV	hsv(240, 85%, 56%)
CMYK	cmyk(84.6%, 83.9%, 0%, 43.9%)
CIE-LAB	lab(19.08, 43.27, -63.95)
CIE-LCH	lch(19.08, 77.21, 304.09°)
OKLab	oklab(32.12% -0.0024 -0.1851)
OKLCH	oklch(32.12% 0.185 269.3)
XYZ	xyz(5.5935, 2.7659, 26.2203)
Luminance	0.0277 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#16178F #8F8E16

analogous

#16548F #16178F #51168F

triadic

#16178F #8F1617 #178F16

tetradic

#16178F #8F1654 #8F8E16 #168F51

square

#16178F #8F1654 #8F8E16 #168F51

split-complementary

#16178F #8F5116 #548F16

monochromatic

#060625 #0E0E5A #16178F #1E20C4 #3E3FE1

Accessibility & contrast

On white

13.52

#16178F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#16178F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #16178F

13.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##16178F	#FFFFFF	#000000	##FFFFFF
##16178F	1.00	13.52	1.55	13.52
#FFFFFF	13.52	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003492

Deuteranopia (green-blind)

#00288D

Tritanopia (blue-blind)

#003E54

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #16178f;
/* rgb */ color: rgb(22, 23, 143);
/* oklch */ color: oklch(32.1% 0.185 269.3);

Tailwind

colors: {
  custom: {
    50: '#6e58b1',
    500: '#16178f',
    950: '#000000',
  },
}

SCSS

$custom: #16178f;
$custom-light: #6e58b1;
$custom-dark: #000000;

JSON

{
  "hex": "#16178f",
  "rgb": {
    "r": 22,
    "g": 23,
    "b": 143
  },
  "hsl": {
    "h": 239.504,
    "s": 73.333,
    "l": 32.353
  },
  "oklch": {
    "l": 0.32124,
    "c": 0.18517,
    "h": 269.3
  },
  "luminance": 0.02767
}

Semantic roles & 50–950 ramp

primary

#16178F

secondary

#C1C03F

accent

#EE38F0

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090311

muted

#7B7880

Preview Lab

Preview with #16178F

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

Preview Lab → · Contrast checker → · Palette generator →