#191A8B#191A8B

#191A8B is a dark, vivid blue. Relative luminance 0.028; OKLCH L 32.1% C 0.177 H 270.3°. Best body text is #FFFFFF at 13.44:1 contrast (WCAG AA passes).

Color values

HEX	#191A8B
RGB	rgb(25, 26, 139)
HSL	hsl(239, 70%, 32%)
HSV	hsv(239, 82%, 55%)
CMYK	cmyk(82%, 81.3%, 0%, 45.5%)
CIE-LAB	lab(19.26, 40.57, -61.14)
CIE-LCH	lch(19.26, 73.38, 303.56°)
OKLab	oklab(32.15% 0.001 -0.1771)
OKLCH	oklch(32.15% 0.177 270.3)
XYZ	xyz(5.4289, 2.8089, 24.6771)
Luminance	0.0281 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191A8B #8B8A19

analogous

#19538B #191A8B #51198B

triadic

#191A8B #8B191A #1A8B19

tetradic

#191A8B #8B1953 #8B8A19 #198B51

square

#191A8B #8B1953 #8B8A19 #198B51

split-complementary

#191A8B #8B5119 #538B19

monochromatic

#060723 #101057 #191A8B #2224BF #4143DD

Accessibility & contrast

On white

13.44

#191A8B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#191A8B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191A8B

13.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191A8B	#FFFFFF	#000000	##FFFFFF
##191A8B	1.00	13.44	1.56	13.44
#FFFFFF	13.44	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00348E

Deuteranopia (green-blind)

#002989

Tritanopia (blue-blind)

#003D53

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #191a8b;
/* rgb */ color: rgb(25, 26, 139);
/* oklch */ color: oklch(32.1% 0.177 270.3);

Tailwind

colors: {
  custom: {
    50: '#6d59ae',
    500: '#191a8b',
    950: '#000000',
  },
}

SCSS

$custom: #191a8b;
$custom-light: #6d59ae;
$custom-dark: #000000;

JSON

{
  "hex": "#191a8b",
  "rgb": {
    "r": 25,
    "g": 26,
    "b": 139
  },
  "hsl": {
    "h": 239.474,
    "s": 69.512,
    "l": 32.157
  },
  "oklch": {
    "l": 0.32148,
    "c": 0.17705,
    "h": 270.3
  },
  "luminance": 0.0281
}

Semantic roles & 50–950 ramp

primary

#191A8B

secondary

#BEBD42

accent

#EB3BEC

background

#F7F5FA

surface

#EDE9F5

border

#C8C5CF

text

#080410

muted

#7B797F

Preview Lab

Preview with #191A8B

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

Preview Lab → · Contrast checker → · Palette generator →