#191F72#191F72

#191F72 is a dark, vivid blue. Relative luminance 0.024; OKLCH L 30.0% C 0.140 H 271.4°. Best body text is #FFFFFF at 14.19:1 contrast (WCAG AA passes).

Color values

HEX	#191F72
RGB	rgb(25, 31, 114)
HSL	hsl(236, 64%, 27%)
HSV	hsv(236, 78%, 45%)
CMYK	cmyk(78.1%, 72.8%, 0%, 55.3%)
CIE-LAB	lab(17.47, 28.61, -48.22)
CIE-LCH	lch(17.47, 56.07, 300.68°)
OKLab	oklab(30.03% 0.0034 -0.1395)
OKLCH	oklch(30.03% 0.14 271.4)
XYZ	xyz(3.9271, 2.4011, 16.1728)
Luminance	0.0240 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191F72 #726C19

analogous

#194C72 #191F72 #401972

triadic

#191F72 #72191F #1F7219

tetradic

#191F72 #72194C #726C19 #197240

square

#191F72 #72194C #726C19 #197240

split-complementary

#191F72 #724019 #4C7219

monochromatic

#060719 #0E1140 #191F72 #242DA4 #333ED2

Accessibility & contrast

On white

14.19

#191F72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#191F72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191F72

14.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191F72	#FFFFFF	#000000	##FFFFFF
##191F72	1.00	14.19	1.48	14.19
#FFFFFF	14.19	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F75

Deuteranopia (green-blind)

#002770

Tritanopia (blue-blind)

#003646

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #191f72;
/* rgb */ color: rgb(25, 31, 114);
/* oklch */ color: oklch(30.0% 0.140 271.4);

Tailwind

colors: {
  custom: {
    50: '#665b9b',
    500: '#191f72',
    950: '#000000',
  },
}

SCSS

$custom: #191f72;
$custom-light: #665b9b;
$custom-dark: #000000;

JSON

{
  "hex": "#191f72",
  "rgb": {
    "r": 25,
    "g": 31,
    "b": 114
  },
  "hsl": {
    "h": 235.955,
    "s": 64.029,
    "l": 27.255
  },
  "oklch": {
    "l": 0.30029,
    "c": 0.13957,
    "h": 271.4
  },
  "luminance": 0.02402
}

Semantic roles & 50–950 ramp

primary

#191F72

secondary

#A7A040

accent

#DC41E7

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07040E

muted

#7A797E

Preview Lab

Preview with #191F72

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

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