#193F83#193F83

#193F83 is a dark, vivid blue. Relative luminance 0.054; OKLCH L 38.2% C 0.123 H 261.0°. Best body text is #FFFFFF at 10.10:1 contrast (WCAG AA passes).

Color values

HEX	#193F83
RGB	rgb(25, 63, 131)
HSL	hsl(218, 68%, 31%)
HSV	hsv(218, 81%, 51%)
CMYK	cmyk(80.9%, 51.9%, 0%, 48.6%)
CIE-LAB	lab(27.84, 13.08, -42.08)
CIE-LCH	lch(27.84, 44.07, 287.27°)
OKLab	oklab(38.23% -0.0192 -0.1211)
OKLCH	oklch(38.23% 0.123 261)
XYZ	xyz(6.2737, 5.3996, 22.1799)
Luminance	0.0540 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#193F83 #835D19

analogous

#197483 #193F83 #281983

triadic

#193F83 #83193F #3F8319

tetradic

#193F83 #831974 #835D19 #198328

square

#193F83 #831974 #835D19 #198328

split-complementary

#193F83 #832819 #748319

monochromatic

#050E1C #0F2650 #193F83 #2358B6 #3D75DA

Accessibility & contrast

On white

10.10

#193F83 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#193F83 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #193F83

10.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##193F83	#FFFFFF	#000000	##FFFFFF
##193F83	1.00	10.10	2.08	10.10
#FFFFFF	10.10	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#154785

Deuteranopia (green-blind)

#003D82

Tritanopia (blue-blind)

#004F5A

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #193f83;
/* rgb */ color: rgb(25, 63, 131);
/* oklch */ color: oklch(38.2% 0.123 261.0);

Tailwind

colors: {
  custom: {
    50: '#6873a8',
    500: '#193f83',
    950: '#000000',
  },
}

SCSS

$custom: #193f83;
$custom-light: #6873a8;
$custom-dark: #000000;

JSON

{
  "hex": "#193f83",
  "rgb": {
    "r": 25,
    "g": 63,
    "b": 131
  },
  "hsl": {
    "h": 218.491,
    "s": 67.949,
    "l": 30.588
  },
  "oklch": {
    "l": 0.38231,
    "c": 0.12262,
    "h": 261
  },
  "luminance": 0.054
}

Semantic roles & 50–950 ramp

primary

#193F83

secondary

#B78D41

accent

#AD3DEB

background

#F6F6FA

surface

#EBECF4

border

#C6C7CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #193F83

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

Preview Lab → · Contrast checker → · Palette generator →