#193E81#193E81

#193E81 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 37.8% C 0.121 H 261.1°. Best body text is #FFFFFF at 10.26:1 contrast (WCAG AA passes).

Color values

HEX	#193E81
RGB	rgb(25, 62, 129)
HSL	hsl(219, 68%, 30%)
HSV	hsv(219, 81%, 51%)
CMYK	cmyk(80.6%, 51.9%, 0%, 49.4%)
CIE-LAB	lab(27.40, 12.96, -41.56)
CIE-LCH	lch(27.40, 43.53, 287.32°)
OKLab	oklab(37.84% -0.0187 -0.1196)
OKLCH	oklch(37.84% 0.121 261.1)
XYZ	xyz(6.0845, 5.2362, 21.4546)
Luminance	0.0524 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#193E81 #815C19

analogous

#197281 #193E81 #281981

triadic

#193E81 #81193E #3E8119

tetradic

#193E81 #811972 #815C19 #198128

square

#193E81 #811972 #815C19 #198128

split-complementary

#193E81 #812819 #728119

monochromatic

#050D1A #0F254E #193E81 #2357B4 #3B73D9

Accessibility & contrast

On white

10.26

#193E81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.05

#193E81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #193E81

10.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##193E81	#FFFFFF	#000000	##FFFFFF
##193E81	1.00	10.26	2.05	10.26
#FFFFFF	10.26	1.00	21.00	1.00
#000000	2.05	21.00	1.00	21.00
##FFFFFF	10.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#144683

Deuteranopia (green-blind)

#003C80

Tritanopia (blue-blind)

#004E59

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #193e81;
/* rgb */ color: rgb(25, 62, 129);
/* oklch */ color: oklch(37.8% 0.121 261.1);

Tailwind

colors: {
  custom: {
    50: '#6772a6',
    500: '#193e81',
    950: '#000000',
  },
}

SCSS

$custom: #193e81;
$custom-light: #6772a6;
$custom-dark: #000000;

JSON

{
  "hex": "#193e81",
  "rgb": {
    "r": 25,
    "g": 62,
    "b": 129
  },
  "hsl": {
    "h": 218.654,
    "s": 67.532,
    "l": 30.196
  },
  "oklch": {
    "l": 0.37842,
    "c": 0.12103,
    "h": 261.1
  },
  "luminance": 0.05237
}

Semantic roles & 50–950 ramp

primary

#193E81

secondary

#B58C41

accent

#AD3DEA

background

#F6F6FA

surface

#EBECF4

border

#C6C7CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #193E81

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

Preview Lab → · Contrast checker → · Palette generator →