#193381#193381

#193381 is a dark, vivid blue. Relative luminance 0.042; OKLCH L 35.4% C 0.135 H 265.7°. Best body text is #FFFFFF at 11.46:1 contrast (WCAG AA passes).

Color values

HEX	#193381
RGB	rgb(25, 51, 129)
HSL	hsl(225, 68%, 30%)
HSV	hsv(225, 81%, 51%)
CMYK	cmyk(80.6%, 60.5%, 0%, 49.4%)
CIE-LAB	lab(24.19, 20.70, -46.76)
CIE-LCH	lch(24.19, 51.14, 293.88°)
OKLab	oklab(35.42% -0.0102 -0.1351)
OKLCH	oklch(35.42% 0.135 265.7)
XYZ	xyz(5.5458, 4.1587, 21.2750)
Luminance	0.0416 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#193381 #816719

analogous

#196781 #193381 #331981

triadic

#193381 #811933 #338119

tetradic

#193381 #811967 #816719 #198133

square

#193381 #811967 #816719 #198133

split-complementary

#193381 #813319 #678119

monochromatic

#050A1A #0F1F4E #193381 #2347B4 #3B63D9

Accessibility & contrast

On white

11.46

#193381 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#193381 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #193381

11.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##193381	#FFFFFF	#000000	##FFFFFF
##193381	1.00	11.46	1.83	11.46
#FFFFFF	11.46	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E84

Deuteranopia (green-blind)

#00357F

Tritanopia (blue-blind)

#004754

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #193381;
/* rgb */ color: rgb(25, 51, 129);
/* oklch */ color: oklch(35.4% 0.135 265.7);

Tailwind

colors: {
  custom: {
    50: '#686aa6',
    500: '#193381',
    950: '#000000',
  },
}

SCSS

$custom: #193381;
$custom-light: #686aa6;
$custom-dark: #000000;

JSON

{
  "hex": "#193381",
  "rgb": {
    "r": 25,
    "g": 51,
    "b": 129
  },
  "hsl": {
    "h": 225,
    "s": 67.532,
    "l": 30.196
  },
  "oklch": {
    "l": 0.35415,
    "c": 0.13548,
    "h": 265.7
  },
  "luminance": 0.04159
}

Semantic roles & 50–950 ramp

primary

#193381

secondary

#B59841

accent

#BF3DEA

background

#F6F6FA

surface

#ECEBF4

border

#C7C6CE

text

#07060F

muted

#7A7A7F

Preview Lab

Preview with #193381

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

Preview Lab → · Contrast checker → · Palette generator →