#1F0347#1F0347

#1F0347 is a very dark, moderate violet. Relative luminance 0.008; OKLCH L 21.6% C 0.113 H 293.2°. Best body text is #FFFFFF at 18.07:1 contrast (WCAG AA passes).

Color values

HEX	#1F0347
RGB	rgb(31, 3, 71)
HSL	hsl(265, 92%, 15%)
HSV	hsv(265, 96%, 28%)
CMYK	cmyk(56.3%, 95.8%, 0%, 72.2%)
CIE-LAB	lab(7.33, 31.09, -35.99)
CIE-LCH	lch(7.33, 47.56, 310.82°)
OKLab	oklab(21.56% 0.0445 -0.1035)
OKLCH	oklch(21.56% 0.113 293.2)
XYZ	xyz(1.7346, 0.8113, 6.0252)
Luminance	0.0081 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F0347 #2B4703

analogous

#030947 #1F0347 #410347

triadic

#1F0347 #471F03 #03471F

tetradic

#1F0347 #470309 #2B4703 #034741

square

#1F0347 #470309 #2B4703 #034741

split-complementary

#1F0347 #474103 #094703

monochromatic

#0D011D #0D011D #1F0347 #390582 #5208BC

Accessibility & contrast

On white

18.07

#1F0347 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#1F0347 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F0347

18.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F0347	#FFFFFF	#000000	##FFFFFF
##1F0347	1.00	18.07	1.16	18.07
#FFFFFF	18.07	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001749

Deuteranopia (green-blind)

#001546

Tritanopia (blue-blind)

#121827

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #1f0347;
/* rgb */ color: rgb(31, 3, 71);
/* oklch */ color: oklch(21.6% 0.113 293.2);

Tailwind

colors: {
  custom: {
    50: '#61487b',
    500: '#1f0347',
    950: '#000000',
  },
}

SCSS

$custom: #1f0347;
$custom-light: #61487b;
$custom-dark: #000000;

JSON

{
  "hex": "#1f0347",
  "rgb": {
    "r": 31,
    "g": 3,
    "b": 71
  },
  "hsl": {
    "h": 264.706,
    "s": 91.892,
    "l": 14.51
  },
  "oklch": {
    "l": 0.21559,
    "c": 0.11264,
    "h": 293.2
  },
  "luminance": 0.00811
}

Semantic roles & 50–950 ramp

primary

#1F0347

secondary

#5C881E

accent

#FF29A7

background

#F6F4F7

surface

#EBE6EE

border

#C6C2C9

text

#050009

muted

#7A777B

Preview Lab

Preview with #1F0347

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

Preview Lab → · Contrast checker → · Palette generator →