#16398C#16398C

#16398C is a dark, vivid blue. Relative luminance 0.050; OKLCH L 37.6% C 0.144 H 263.6°. Best body text is #FFFFFF at 10.51:1 contrast (WCAG AA passes).

Color values

HEX	#16398C
RGB	rgb(22, 57, 140)
HSL	hsl(222, 73%, 32%)
HSV	hsv(222, 84%, 55%)
CMYK	cmyk(84.3%, 59.3%, 0%, 45.1%)
CIE-LAB	lab(26.70, 20.67, -49.53)
CIE-LCH	lch(26.70, 53.67, 292.65°)
OKLab	oklab(37.56% -0.016 -0.1432)
OKLCH	oklch(37.56% 0.144 263.6)
XYZ	xyz(6.5259, 4.9895, 25.4250)
Luminance	0.0499 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#16398C #8C6916

analogous

#16748C #16398C #2E168C

triadic

#16398C #8C1639 #398C16

tetradic

#16398C #8C1674 #8C6916 #168C2E

square

#16398C #8C1674 #8C6916 #168C2E

split-complementary

#16398C #8C2E16 #748C16

monochromatic

#050E22 #0E2357 #16398C #1E4FC1 #3C6DE0

Accessibility & contrast

On white

10.51

#16398C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.00

#16398C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #16398C

10.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##16398C	#FFFFFF	#000000	##FFFFFF
##16398C	1.00	10.51	2.00	10.51
#FFFFFF	10.51	1.00	21.00	1.00
#000000	2.00	21.00	1.00	21.00
##FFFFFF	10.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00458F

Deuteranopia (green-blind)

#003A8A

Tritanopia (blue-blind)

#004E5C

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #16398c;
/* rgb */ color: rgb(22, 57, 140);
/* oklch */ color: oklch(37.6% 0.144 263.6);

Tailwind

colors: {
  custom: {
    50: '#6a6eae',
    500: '#16398c',
    950: '#000000',
  },
}

SCSS

$custom: #16398c;
$custom-light: #6a6eae;
$custom-dark: #000000;

JSON

{
  "hex": "#16398c",
  "rgb": {
    "r": 22,
    "g": 57,
    "b": 140
  },
  "hsl": {
    "h": 222.203,
    "s": 72.84,
    "l": 31.765
  },
  "oklch": {
    "l": 0.37562,
    "c": 0.14405,
    "h": 263.6
  },
  "luminance": 0.0499
}

Semantic roles & 50–950 ramp

primary

#16398C

secondary

#C0993E

accent

#B938F0

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#080710

muted

#7A7A7F

Preview Lab

Preview with #16398C

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

Preview Lab → · Contrast checker → · Palette generator →