#193581#193581

#193581 is a dark, vivid blue. Relative luminance 0.043; OKLCH L 35.8% C 0.133 H 265.0°. Best body text is #FFFFFF at 11.24:1 contrast (WCAG AA passes).

Color values

HEX	#193581
RGB	rgb(25, 53, 129)
HSL	hsl(224, 68%, 30%)
HSV	hsv(224, 81%, 51%)
CMYK	cmyk(80.6%, 58.9%, 0%, 49.4%)
CIE-LAB	lab(24.76, 19.29, -45.84)
CIE-LCH	lch(24.76, 49.73, 292.82°)
OKLab	oklab(35.84% -0.0117 -0.1323)
OKLCH	oklch(35.84% 0.133 265)
XYZ	xyz(5.6351, 4.3372, 21.3048)
Luminance	0.0434 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#193581 #816519

analogous

#196981 #193581 #311981

triadic

#193581 #811935 #358119

tetradic

#193581 #811969 #816519 #198131

square

#193581 #811969 #816519 #198131

split-complementary

#193581 #813119 #698119

monochromatic

#050B1A #0F204E #193581 #234AB4 #3B66D9

Accessibility & contrast

On white

11.24

#193581 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#193581 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #193581

11.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##193581	#FFFFFF	#000000	##FFFFFF
##193581	1.00	11.24	1.87	11.24
#FFFFFF	11.24	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004084

Deuteranopia (green-blind)

#003680

Tritanopia (blue-blind)

#004855

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #193581;
/* rgb */ color: rgb(25, 53, 129);
/* oklch */ color: oklch(35.8% 0.133 265.0);

Tailwind

colors: {
  custom: {
    50: '#686ba6',
    500: '#193581',
    950: '#000000',
  },
}

SCSS

$custom: #193581;
$custom-light: #686ba6;
$custom-dark: #000000;

JSON

{
  "hex": "#193581",
  "rgb": {
    "r": 25,
    "g": 53,
    "b": 129
  },
  "hsl": {
    "h": 223.846,
    "s": 67.532,
    "l": 30.196
  },
  "oklch": {
    "l": 0.3584,
    "c": 0.13285,
    "h": 265
  },
  "luminance": 0.04338
}

Semantic roles & 50–950 ramp

primary

#193581

secondary

#B59641

accent

#BC3DEA

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #193581

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

Preview Lab → · Contrast checker → · Palette generator →