#191A66#191A66

#191A66 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 27.9% C 0.129 H 273.6°. Best body text is #FFFFFF at 15.21:1 contrast (WCAG AA passes).

Color values

HEX	#191A66
RGB	rgb(25, 26, 102)
HSL	hsl(239, 61%, 25%)
HSV	hsv(239, 75%, 40%)
CMYK	cmyk(75.5%, 74.5%, 0%, 60%)
CIE-LAB	lab(14.98, 27.38, -44.48)
CIE-LCH	lch(14.98, 52.24, 301.61°)
OKLab	oklab(27.85% 0.0081 -0.1286)
OKLCH	oklch(27.85% 0.129 273.6)
XYZ	xyz(3.1678, 1.9045, 12.7684)
Luminance	0.0191 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191A66 #666519

analogous

#194066 #191A66 #3F1966

triadic

#191A66 #66191A #1A6619

tetradic

#191A66 #661940 #666519 #19663F

square

#191A66 #661940 #666519 #19663F

split-complementary

#191A66 #663F19 #406619

monochromatic

#060619 #0D0D35 #191A66 #252797 #3133C8

Accessibility & contrast

On white

15.21

#191A66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#191A66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191A66

15.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191A66	#FFFFFF	#000000	##FFFFFF
##191A66	1.00	15.21	1.38	15.21
#FFFFFF	15.21	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002968

Deuteranopia (green-blind)

#002265

Tritanopia (blue-blind)

#002F3E

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #191a66;
/* rgb */ color: rgb(25, 26, 102);
/* oklch */ color: oklch(27.9% 0.129 273.6);

Tailwind

colors: {
  custom: {
    50: '#635793',
    500: '#191a66',
    950: '#000000',
  },
}

SCSS

$custom: #191a66;
$custom-light: #635793;
$custom-dark: #000000;

JSON

{
  "hex": "#191a66",
  "rgb": {
    "r": 25,
    "g": 26,
    "b": 102
  },
  "hsl": {
    "h": 239.221,
    "s": 60.63,
    "l": 24.902
  },
  "oklch": {
    "l": 0.27851,
    "c": 0.12889,
    "h": 273.6
  },
  "luminance": 0.01905
}

Semantic roles & 50–950 ramp

primary

#191A66

secondary

#9C9B3F

accent

#E244E4

background

#F6F5F9

surface

#EBE9F1

border

#C6C5CB

text

#06030D

muted

#7A787E

Preview Lab

Preview with #191A66

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

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