#190731#190731

#190731 is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 18.9% C 0.079 H 298.2°. Best body text is #FFFFFF at 18.82:1 contrast (WCAG AA passes).

Color values

HEX	#190731
RGB	rgb(25, 7, 49)
HSL	hsl(266, 75%, 11%)
HSV	hsv(266, 86%, 19%)
CMYK	cmyk(49%, 85.7%, 0%, 80.8%)
CIE-LAB	lab(5.24, 19.12, -23.53)
CIE-LCH	lch(5.24, 30.32, 309.10°)
OKLab	oklab(18.9% 0.0371 -0.0692)
OKLCH	oklch(18.9% 0.079 298.2)
XYZ	xyz(1.0311, 0.5804, 2.9628)
Luminance	0.0058 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#190731 #1F3107

analogous

#070A31 #190731 #2E0731

triadic

#190731 #311907 #073119

tetradic

#190731 #31070A #1F3107 #07312E

square

#190731 #31070A #1F3107 #07312E

split-complementary

#190731 #312E07 #0A3107

monochromatic

#0E041B #0E041B #190731 #340F67 #50169C

Accessibility & contrast

On white

18.82

#190731 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#190731 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #190731

18.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##190731	#FFFFFF	#000000	##FFFFFF
##190731	1.00	18.82	1.12	18.82
#FFFFFF	18.82	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001232

Deuteranopia (green-blind)

#001130

Tritanopia (blue-blind)

#13111B

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #190731;
/* rgb */ color: rgb(25, 7, 49);
/* oklch */ color: oklch(18.9% 0.079 298.2);

Tailwind

colors: {
  custom: {
    50: '#584969',
    500: '#190731',
    950: '#000000',
  },
}

SCSS

$custom: #190731;
$custom-light: #584969;
$custom-dark: #000000;

JSON

{
  "hex": "#190731",
  "rgb": {
    "r": 25,
    "g": 7,
    "b": 49
  },
  "hsl": {
    "h": 265.714,
    "s": 75,
    "l": 10.98
  },
  "oklch": {
    "l": 0.189,
    "c": 0.07851,
    "h": 298.2
  },
  "luminance": 0.0058
}

Semantic roles & 50–950 ramp

primary

#190731

secondary

#4F7123

accent

#F236A1

background

#F5F4F6

surface

#E9E6EB

border

#C5C2C6

text

#030106

muted

#78777A

Preview Lab

Preview with #190731

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

Preview Lab → · Contrast checker → · Palette generator →