#1F0742#1F0742

#1F0742 is a very dark, moderate violet. Relative luminance 0.008; OKLCH L 21.5% C 0.101 H 294.8°. Best body text is #FFFFFF at 17.99:1 contrast (WCAG AA passes).

Color values

HEX	#1F0742
RGB	rgb(31, 7, 66)
HSL	hsl(264, 81%, 14%)
HSV	hsv(264, 89%, 26%)
CMYK	cmyk(53%, 89.4%, 0%, 74.1%)
CIE-LAB	lab(7.56, 27.25, -32.08)
CIE-LCH	lch(7.56, 42.09, 310.34°)
OKLab	oklab(21.55% 0.0425 -0.0921)
OKLCH	oklch(21.55% 0.101 294.8)
XYZ	xyz(1.6242, 0.8366, 5.2291)
Luminance	0.0084 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F0742 #2A4207

analogous

#070C42 #1F0742 #3D0742

triadic

#1F0742 #421F07 #07421F

tetradic

#1F0742 #42070C #2A4207 #07423D

square

#1F0742 #42070C #2A4207 #07423D

split-complementary

#1F0742 #423D07 #0C4207

monochromatic

#0D031C #0D031C #1F0742 #390D79 #5313B1

Accessibility & contrast

On white

17.99

#1F0742 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#1F0742 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F0742

17.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F0742	#FFFFFF	#000000	##FFFFFF
##1F0742	1.00	17.99	1.17	17.99
#FFFFFF	17.99	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001744

Deuteranopia (green-blind)

#001641

Tritanopia (blue-blind)

#151825

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #1f0742;
/* rgb */ color: rgb(31, 7, 66);
/* oklch */ color: oklch(21.5% 0.101 294.8);

Tailwind

colors: {
  custom: {
    50: '#604a77',
    500: '#1f0742',
    950: '#000000',
  },
}

SCSS

$custom: #1f0742;
$custom-light: #604a77;
$custom-dark: #000000;

JSON

{
  "hex": "#1f0742",
  "rgb": {
    "r": 31,
    "g": 7,
    "b": 66
  },
  "hsl": {
    "h": 264.407,
    "s": 80.822,
    "l": 14.314
  },
  "oklch": {
    "l": 0.21548,
    "c": 0.10141,
    "h": 294.8
  },
  "luminance": 0.00837
}

Semantic roles & 50–950 ramp

primary

#1F0742

secondary

#5B8124

accent

#F731A6

background

#F5F4F7

surface

#EAE7ED

border

#C6C3C8

text

#050109

muted

#79777B

Preview Lab

Preview with #1F0742

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

Preview Lab → · Contrast checker → · Palette generator →