#193F78#193F78

#193F78 is a dark, moderate blue. Relative luminance 0.051; OKLCH L 37.4% C 0.107 H 258.6°. Best body text is #FFFFFF at 10.38:1 contrast (WCAG AA passes).

Color values

HEX	#193F78
RGB	rgb(25, 63, 120)
HSL	hsl(216, 66%, 28%)
HSV	hsv(216, 79%, 47%)
CMYK	cmyk(79.2%, 47.5%, 0%, 52.9%)
CIE-LAB	lab(27.07, 8.55, -36.44)
CIE-LCH	lch(27.07, 37.43, 283.21°)
OKLab	oklab(37.38% -0.0211 -0.1045)
OKLCH	oklch(37.38% 0.107 258.6)
XYZ	xyz(5.5673, 5.1171, 18.4599)
Luminance	0.0512 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#193F78 #785219

analogous

#196E78 #193F78 #221978

triadic

#193F78 #78193F #3F7819

tetradic

#193F78 #78196E #785219 #197822

square

#193F78 #78196E #785219 #197822

split-complementary

#193F78 #782219 #6E7819

monochromatic

#050D19 #0E2445 #193F78 #245AAB #3676D5

Accessibility & contrast

On white

10.38

#193F78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#193F78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #193F78

10.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##193F78	#FFFFFF	#000000	##FFFFFF
##193F78	1.00	10.38	2.02	10.38
#FFFFFF	10.38	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#21457A

Deuteranopia (green-blind)

#0C3C77

Tritanopia (blue-blind)

#004C55

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #193f78;
/* rgb */ color: rgb(25, 63, 120);
/* oklch */ color: oklch(37.4% 0.107 258.6);

Tailwind

colors: {
  custom: {
    50: '#65739f',
    500: '#193f78',
    950: '#000000',
  },
}

SCSS

$custom: #193f78;
$custom-light: #65739f;
$custom-dark: #000000;

JSON

{
  "hex": "#193f78",
  "rgb": {
    "r": 25,
    "g": 63,
    "b": 120
  },
  "hsl": {
    "h": 216,
    "s": 65.517,
    "l": 28.431
  },
  "oklch": {
    "l": 0.37384,
    "c": 0.10661,
    "h": 258.6
  },
  "luminance": 0.05118
}

Semantic roles & 50–950 ramp

primary

#193F78

secondary

#AD8140

accent

#A53FE8

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06080E

muted

#7A7B7E

Preview Lab

Preview with #193F78

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

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