#191978#191978

#191978 is a dark, vivid blue. Relative luminance 0.023; OKLCH L 29.7% C 0.154 H 272.0°. Best body text is #FFFFFF at 14.47:1 contrast (WCAG AA passes).

Color values

HEX	#191978
RGB	rgb(25, 25, 120)
HSL	hsl(240, 66%, 28%)
HSV	hsv(240, 79%, 47%)
CMYK	cmyk(79.2%, 79.2%, 0%, 52.9%)
CIE-LAB	lab(16.78, 34.58, -53.21)
CIE-LCH	lch(16.78, 63.45, 303.02°)
OKLab	oklab(29.74% 0.0053 -0.154)
OKLCH	oklch(29.74% 0.154 272)
XYZ	xyz(4.1376, 2.2576, 17.9833)
Luminance	0.0226 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191978 #787819

analogous

#194878 #191978 #481978

triadic

#191978 #781919 #197819

tetradic

#191978 #781948 #787819 #197848

square

#191978 #781948 #787819 #197848

split-complementary

#191978 #784819 #487819

monochromatic

#050519 #0E0E45 #191978 #2424AB #3636D5

Accessibility & contrast

On white

14.47

#191978 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#191978 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191978

14.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191978	#FFFFFF	#000000	##FFFFFF
##191978	1.00	14.47	1.45	14.47
#FFFFFF	14.47	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.47	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E7B

Deuteranopia (green-blind)

#002576

Tritanopia (blue-blind)

#003547

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #191978;
/* rgb */ color: rgb(25, 25, 120);
/* oklch */ color: oklch(29.7% 0.154 272.0);

Tailwind

colors: {
  custom: {
    50: '#6857a0',
    500: '#191978',
    950: '#000000',
  },
}

SCSS

$custom: #191978;
$custom-light: #6857a0;
$custom-dark: #000000;

JSON

{
  "hex": "#191978",
  "rgb": {
    "r": 25,
    "g": 25,
    "b": 120
  },
  "hsl": {
    "h": 240,
    "s": 65.517,
    "l": 28.431
  },
  "oklch": {
    "l": 0.29742,
    "c": 0.15411,
    "h": 272
  },
  "luminance": 0.02258
}

Semantic roles & 50–950 ramp

primary

#191978

secondary

#ADAD40

accent

#E83FE8

background

#F6F5FA

surface

#ECE9F3

border

#C7C5CD

text

#07030F

muted

#7A787F

Preview Lab

Preview with #191978

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

Preview Lab → · Contrast checker → · Palette generator →