#191F6E#191F6E

#191F6E is a dark, vivid blue. Relative luminance 0.023; OKLCH L 29.6% C 0.134 H 271.6°. Best body text is #FFFFFF at 14.36:1 contrast (WCAG AA passes).

Color values

HEX	#191F6E
RGB	rgb(25, 31, 110)
HSL	hsl(236, 63%, 26%)
HSV	hsv(236, 77%, 43%)
CMYK	cmyk(77.3%, 71.8%, 0%, 56.9%)
CIE-LAB	lab(17.05, 27.08, -46.32)
CIE-LCH	lch(17.05, 53.65, 300.31°)
OKLab	oklab(29.6% 0.0038 -0.134)
OKLCH	oklch(29.6% 0.134 271.6)
XYZ	xyz(3.7044, 2.3121, 14.9999)
Luminance	0.0231 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191F6E #6E6819

analogous

#194A6E #191F6E #3E196E

triadic

#191F6E #6E191F #1F6E19

tetradic

#191F6E #6E194A #6E6819 #196E3E

square

#191F6E #6E194A #6E6819 #196E3E

split-complementary

#191F6E #6E3E19 #4A6E19

monochromatic

#060719 #0E113C #191F6E #242DA0 #313CD0

Accessibility & contrast

On white

14.36

#191F6E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#191F6E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191F6E

14.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191F6E	#FFFFFF	#000000	##FFFFFF
##191F6E	1.00	14.36	1.46	14.36
#FFFFFF	14.36	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E70

Deuteranopia (green-blind)

#00266D

Tritanopia (blue-blind)

#003543

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #191f6e;
/* rgb */ color: rgb(25, 31, 110);
/* oklch */ color: oklch(29.6% 0.134 271.6);

Tailwind

colors: {
  custom: {
    50: '#655b98',
    500: '#191f6e',
    950: '#000000',
  },
}

SCSS

$custom: #191f6e;
$custom-light: #655b98;
$custom-dark: #000000;

JSON

{
  "hex": "#191f6e",
  "rgb": {
    "r": 25,
    "g": 31,
    "b": 110
  },
  "hsl": {
    "h": 235.765,
    "s": 62.963,
    "l": 26.471
  },
  "oklch": {
    "l": 0.29599,
    "c": 0.13404,
    "h": 271.6
  },
  "luminance": 0.02312
}

Semantic roles & 50–950 ramp

primary

#191F6E

secondary

#A39C3F

accent

#DA42E6

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#06040E

muted

#7A797E

Preview Lab

Preview with #191F6E

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

Preview Lab → · Contrast checker → · Palette generator →