#1F0341#1F0341

#1F0341 is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 20.9% C 0.106 H 296.6°. Best body text is #FFFFFF at 18.30:1 contrast (WCAG AA passes).

Color values

HEX	#1F0341
RGB	rgb(31, 3, 65)
HSL	hsl(267, 91%, 13%)
HSV	hsv(267, 95%, 25%)
CMYK	cmyk(52.3%, 95.4%, 0%, 74.5%)
CIE-LAB	lab(6.67, 29.14, -32.83)
CIE-LCH	lch(6.67, 43.89, 311.59°)
OKLab	oklab(20.85% 0.0474 -0.0945)
OKLCH	oklch(20.85% 0.106 296.6)
XYZ	xyz(1.5515, 0.7380, 5.0607)
Luminance	0.0074 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F0341 #254103

analogous

#030641 #1F0341 #3E0341

triadic

#1F0341 #411F03 #03411F

tetradic

#1F0341 #410306 #254103 #03413E

square

#1F0341 #410306 #254103 #03413E

split-complementary

#1F0341 #413E03 #064103

monochromatic

#0E011D #0E011D #1F0341 #3B067B #5708B6

Accessibility & contrast

On white

18.30

#1F0341 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#1F0341 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F0341

18.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F0341	#FFFFFF	#000000	##FFFFFF
##1F0341	1.00	18.30	1.15	18.30
#FFFFFF	18.30	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001543

Deuteranopia (green-blind)

#001440

Tritanopia (blue-blind)

#151523

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #1f0341;
/* rgb */ color: rgb(31, 3, 65);
/* oklch */ color: oklch(20.9% 0.106 296.6);

Tailwind

colors: {
  custom: {
    50: '#604776',
    500: '#1f0341',
    950: '#000000',
  },
}

SCSS

$custom: #1f0341;
$custom-light: #604776;
$custom-dark: #000000;

JSON

{
  "hex": "#1f0341",
  "rgb": {
    "r": 31,
    "g": 3,
    "b": 65
  },
  "hsl": {
    "h": 267.097,
    "s": 91.176,
    "l": 13.333
  },
  "oklch": {
    "l": 0.20851,
    "c": 0.10577,
    "h": 296.6
  },
  "luminance": 0.00738
}

Semantic roles & 50–950 ramp

primary

#1F0341

secondary

#55831D

accent

#FF299E

background

#F5F4F7

surface

#EAE6ED

border

#C6C2C8

text

#050008

muted

#79777B

Preview Lab

Preview with #1F0341

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

Preview Lab → · Contrast checker → · Palette generator →