#193D83#193D83

#193D83 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 37.8% C 0.125 H 261.9°. Best body text is #FFFFFF at 10.31:1 contrast (WCAG AA passes).

Color values

HEX	#193D83
RGB	rgb(25, 61, 131)
HSL	hsl(220, 68%, 31%)
HSV	hsv(220, 81%, 51%)
CMYK	cmyk(80.9%, 53.4%, 0%, 48.6%)
CIE-LAB	lab(27.25, 14.48, -43.05)
CIE-LCH	lch(27.25, 45.42, 288.59°)
OKLab	oklab(37.78% -0.0176 -0.124)
OKLCH	oklch(37.78% 0.125 261.9)
XYZ	xyz(6.1649, 5.1821, 22.1437)
Luminance	0.0518 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#193D83 #835F19

analogous

#197283 #193D83 #2A1983

triadic

#193D83 #83193D #3D8319

tetradic

#193D83 #831972 #835F19 #19832A

square

#193D83 #831972 #835F19 #19832A

split-complementary

#193D83 #832A19 #728319

monochromatic

#050D1C #0F2550 #193D83 #2355B6 #3D72DA

Accessibility & contrast

On white

10.31

#193D83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#193D83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #193D83

10.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##193D83	#FFFFFF	#000000	##FFFFFF
##193D83	1.00	10.31	2.04	10.31
#FFFFFF	10.31	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D4586

Deuteranopia (green-blind)

#003C82

Tritanopia (blue-blind)

#004E5A

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #193d83;
/* rgb */ color: rgb(25, 61, 131);
/* oklch */ color: oklch(37.8% 0.125 261.9);

Tailwind

colors: {
  custom: {
    50: '#6871a8',
    500: '#193d83',
    950: '#000000',
  },
}

SCSS

$custom: #193d83;
$custom-light: #6871a8;
$custom-dark: #000000;

JSON

{
  "hex": "#193d83",
  "rgb": {
    "r": 25,
    "g": 61,
    "b": 131
  },
  "hsl": {
    "h": 219.623,
    "s": 67.949,
    "l": 30.588
  },
  "oklch": {
    "l": 0.37775,
    "c": 0.12523,
    "h": 261.9
  },
  "luminance": 0.05183
}

Semantic roles & 50–950 ramp

primary

#193D83

secondary

#B78F41

accent

#B03DEB

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#07070F

muted

#7A7A7F

Preview Lab

Preview with #193D83

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

Preview Lab → · Contrast checker → · Palette generator →