#191BA1#191BA1

#191BA1 is a dark, highly saturated blue. Relative luminance 0.036; OKLCH L 35.0% C 0.202 H 269.0°. Best body text is #FFFFFF at 12.26:1 contrast (WCAG AA passes).

Color values

HEX	#191BA1
RGB	rgb(25, 27, 161)
HSL	hsl(239, 73%, 36%)
HSV	hsv(239, 84%, 63%)
CMYK	cmyk(84.5%, 83.2%, 0%, 36.9%)
CIE-LAB	lab(22.17, 47.27, -69.90)
CIE-LCH	lch(22.17, 84.38, 304.07°)
OKLab	oklab(34.96% -0.0037 -0.2024)
OKLCH	oklch(34.96% 0.202 269)
XYZ	xyz(7.2237, 3.5629, 34.0183)
Luminance	0.0356 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191BA1 #A19F19

analogous

#195FA1 #191BA1 #5B19A1

triadic

#191BA1 #A1191B #1BA119

tetradic

#191BA1 #A1195F #A19F19 #19A15B

square

#191BA1 #A1195F #A19F19 #19A15B

split-complementary

#191BA1 #A15B19 #5FA119

monochromatic

#090937 #11126C #191BA1 #2124D6 #5053E4

Accessibility & contrast

On white

12.26

#191BA1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#191BA1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191BA1

12.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191BA1	#FFFFFF	#000000	##FFFFFF
##191BA1	1.00	12.26	1.71	12.26
#FFFFFF	12.26	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003CA5

Deuteranopia (green-blind)

#002E9F

Tritanopia (blue-blind)

#004660

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #191ba1;
/* rgb */ color: rgb(25, 27, 161);
/* oklch */ color: oklch(35.0% 0.202 269.0);

Tailwind

colors: {
  custom: {
    50: '#735bbe',
    500: '#191ba1',
    950: '#000000',
  },
}

SCSS

$custom: #191ba1;
$custom-light: #735bbe;
$custom-dark: #000000;

JSON

{
  "hex": "#191ba1",
  "rgb": {
    "r": 25,
    "g": 27,
    "b": 161
  },
  "hsl": {
    "h": 239.118,
    "s": 73.118,
    "l": 36.471
  },
  "oklch": {
    "l": 0.3496,
    "c": 0.20244,
    "h": 269
  },
  "luminance": 0.03564
}

Semantic roles & 50–950 ramp

primary

#191BA1

secondary

#C6C54F

accent

#ED38F0

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #191BA1

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

Preview Lab → · Contrast checker → · Palette generator →