#191C41#191C41

#191C41 is a very dark, moderate blue. Relative luminance 0.014; OKLCH L 24.7% C 0.069 H 276.6°. Best body text is #FFFFFF at 16.36:1 contrast (WCAG AA passes).

Color values

HEX	#191C41
RGB	rgb(25, 28, 65)
HSL	hsl(236, 44%, 18%)
HSV	hsv(236, 62%, 25%)
CMYK	cmyk(61.5%, 56.9%, 0%, 74.5%)
CIE-LAB	lab(12.08, 11.49, -24.06)
CIE-LCH	lch(12.08, 26.66, 295.53°)
OKLab	oklab(24.65% 0.0079 -0.0687)
OKLCH	oklch(24.65% 0.069 276.6)
XYZ	xyz(1.7700, 1.4187, 5.1806)
Luminance	0.0142 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#191C41 #413E19

analogous

#193041 #191C41 #2A1941

triadic

#191C41 #41191C #1C4119

tetradic

#191C41 #411930 #413E19 #19412A

square

#191C41 #411930 #413E19 #19412A

split-complementary

#191C41 #412A19 #304119

monochromatic

#090A16 #090A16 #191C41 #2A2F6D #3B4299

Accessibility & contrast

On white

16.36

#191C41 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.28

#191C41 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #191C41

16.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##191C41	#FFFFFF	#000000	##FFFFFF
##191C41	1.00	16.36	1.28	16.36
#FFFFFF	16.36	1.00	21.00	1.00
#000000	1.28	21.00	1.00	21.00
##FFFFFF	16.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#092142

Deuteranopia (green-blind)

#051E40

Tritanopia (blue-blind)

#06242B

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #191c41;
/* rgb */ color: rgb(25, 28, 65);
/* oklch */ color: oklch(24.7% 0.069 276.6);

Tailwind

colors: {
  custom: {
    50: '#5a5776',
    500: '#191c41',
    950: '#000000',
  },
}

SCSS

$custom: #191c41;
$custom-light: #5a5776;
$custom-dark: #000000;

JSON

{
  "hex": "#191c41",
  "rgb": {
    "r": 25,
    "g": 28,
    "b": 65
  },
  "hsl": {
    "h": 235.5,
    "s": 44.444,
    "l": 17.647
  },
  "oklch": {
    "l": 0.24654,
    "c": 0.06913,
    "h": 276.6
  },
  "luminance": 0.01419
}

Semantic roles & 50–950 ramp

primary

#191C41

secondary

#77733F

accent

#CB54D4

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#040308

muted

#79787B

Preview Lab

Preview with #191C41

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

Preview Lab → · Contrast checker → · Palette generator →