#16237E#16237E

#16237E is a dark, vivid blue. Relative luminance 0.029; OKLCH L 31.9% C 0.152 H 268.7°. Best body text is #FFFFFF at 13.33:1 contrast (WCAG AA passes).

Color values

HEX	#16237E
RGB	rgb(22, 35, 126)
HSL	hsl(233, 70%, 29%)
HSV	hsv(233, 83%, 49%)
CMYK	cmyk(82.5%, 72.2%, 0%, 50.6%)
CIE-LAB	lab(19.55, 30.24, -52.48)
CIE-LCH	lch(19.55, 60.57, 299.95°)
OKLab	oklab(31.87% -0.0033 -0.152)
OKLCH	oklch(31.87% 0.152 268.7)
XYZ	xyz(4.6965, 2.8785, 20.0427)
Luminance	0.0288 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#16237E #7E7116

analogous

#16577E #16237E #3D167E

triadic

#16237E #7E1623 #237E16

tetradic

#16237E #7E1657 #7E7116 #167E3D

square

#16237E #7E1657 #7E7116 #167E3D

split-complementary

#16237E #7E3D16 #577E16

monochromatic

#05071A #0D154A #16237E #1F31B2 #3348DB

Accessibility & contrast

On white

13.33

#16237E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#16237E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #16237E

13.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##16237E	#FFFFFF	#000000	##FFFFFF
##16237E	1.00	13.33	1.58	13.33
#FFFFFF	13.33	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003481

Deuteranopia (green-blind)

#002A7C

Tritanopia (blue-blind)

#003C4D

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #16237e;
/* rgb */ color: rgb(22, 35, 126);
/* oklch */ color: oklch(31.9% 0.152 268.7);

Tailwind

colors: {
  custom: {
    50: '#685ea4',
    500: '#16237e',
    950: '#000000',
  },
}

SCSS

$custom: #16237e;
$custom-light: #685ea4;
$custom-dark: #000000;

JSON

{
  "hex": "#16237e",
  "rgb": {
    "r": 22,
    "g": 35,
    "b": 126
  },
  "hsl": {
    "h": 232.5,
    "s": 70.27,
    "l": 29.02
  },
  "oklch": {
    "l": 0.31874,
    "c": 0.15205,
    "h": 268.7
  },
  "luminance": 0.02879
}

Semantic roles & 50–950 ramp

primary

#16237E

secondary

#B3A43D

accent

#D73BED

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #16237E

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

Preview Lab → · Contrast checker → · Palette generator →