#1F0840#1F0840

#1F0840 is a very dark, moderate violet. Relative luminance 0.008; OKLCH L 21.5% C 0.098 H 295.6°. Best body text is #FFFFFF at 17.99:1 contrast (WCAG AA passes).

Color values

HEX	#1F0840
RGB	rgb(31, 8, 64)
HSL	hsl(265, 78%, 14%)
HSV	hsv(265, 88%, 25%)
CMYK	cmyk(51.6%, 87.5%, 0%, 74.9%)
CIE-LAB	lab(7.54, 26.05, -30.68)
CIE-LCH	lch(7.54, 40.25, 310.33°)
OKLab	oklab(21.47% 0.0422 -0.088)
OKLCH	oklch(21.47% 0.098 295.6)
XYZ	xyz(1.5771, 0.8351, 4.9276)
Luminance	0.0083 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F0840 #294008

analogous

#080D40 #1F0840 #3B0840

triadic

#1F0840 #401F08 #08401F

tetradic

#1F0840 #40080D #294008 #08403B

square

#1F0840 #40080D #294008 #08403B

split-complementary

#1F0840 #403B08 #0D4008

monochromatic

#0D031B #0D031B #1F0840 #390F76 #5416AD

Accessibility & contrast

On white

17.99

#1F0840 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#1F0840 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F0840

17.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F0840	#FFFFFF	#000000	##FFFFFF
##1F0840	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)

#001742

Deuteranopia (green-blind)

#00163F

Tritanopia (blue-blind)

#161724

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #1f0840;
/* rgb */ color: rgb(31, 8, 64);
/* oklch */ color: oklch(21.5% 0.098 295.6);

Tailwind

colors: {
  custom: {
    50: '#5f4a75',
    500: '#1f0840',
    950: '#000000',
  },
}

SCSS

$custom: #1f0840;
$custom-light: #5f4a75;
$custom-dark: #000000;

JSON

{
  "hex": "#1f0840",
  "rgb": {
    "r": 31,
    "g": 8,
    "b": 64
  },
  "hsl": {
    "h": 264.643,
    "s": 77.778,
    "l": 14.118
  },
  "oklch": {
    "l": 0.21472,
    "c": 0.09756,
    "h": 295.6
  },
  "luminance": 0.00835
}

Semantic roles & 50–950 ramp

primary

#1F0840

secondary

#5A7E25

accent

#F434A5

background

#F5F4F7

surface

#EAE7ED

border

#C6C3C8

text

#050108

muted

#79777B

Preview Lab

Preview with #1F0840

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

Preview Lab → · Contrast checker → · Palette generator →