#191A81#191A81

#191A81 is a dark, vivid blue. Relative luminance 0.025; OKLCH L 30.9% C 0.165 H 271.1°. Best body text is #FFFFFF at 13.94:1 contrast (WCAG AA passes).

Color values

HEX	#191A81
RGB	rgb(25, 26, 129)
HSL	hsl(239, 68%, 30%)
HSV	hsv(239, 81%, 51%)
CMYK	cmyk(80.6%, 79.8%, 0%, 49.4%)
CIE-LAB	lab(18.05, 37.15, -56.85)
CIE-LCH	lch(18.05, 67.91, 303.16°)
OKLab	oklab(30.95% 0.0031 -0.1646)
OKLCH	oklch(30.95% 0.165 271.1)
XYZ	xyz(4.7314, 2.5299, 21.0036)
Luminance	0.0253 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191A81 #818019

analogous

#194E81 #191A81 #4C1981

triadic

#191A81 #81191A #1A8119

tetradic

#191A81 #81194E #818019 #19814C

square

#191A81 #81194E #818019 #19814C

split-complementary

#191A81 #814C19 #4E8119

monochromatic

#05051A #0F104E #191A81 #2324B4 #3B3DD9

Accessibility & contrast

On white

13.94

#191A81 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#191A81 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191A81

13.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191A81	#FFFFFF	#000000	##FFFFFF
##191A81	1.00	13.94	1.51	13.94
#FFFFFF	13.94	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003184

Deuteranopia (green-blind)

#00277F

Tritanopia (blue-blind)

#00394D

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #191a81;
/* rgb */ color: rgb(25, 26, 129);
/* oklch */ color: oklch(30.9% 0.165 271.1);

Tailwind

colors: {
  custom: {
    50: '#6a58a7',
    500: '#191a81',
    950: '#000000',
  },
}

SCSS

$custom: #191a81;
$custom-light: #6a58a7;
$custom-dark: #000000;

JSON

{
  "hex": "#191a81",
  "rgb": {
    "r": 25,
    "g": 26,
    "b": 129
  },
  "hsl": {
    "h": 239.423,
    "s": 67.532,
    "l": 30.196
  },
  "oklch": {
    "l": 0.30949,
    "c": 0.16463,
    "h": 271.1
  },
  "luminance": 0.0253
}

Semantic roles & 50–950 ramp

primary

#191A81

secondary

#B5B441

accent

#E93DEA

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080310

muted

#7B787F

Preview Lab

Preview with #191A81

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

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