#1F0547#1F0547

#1F0547 is a very dark, moderate violet. Relative luminance 0.009; OKLCH L 21.8% C 0.110 H 292.7°. Best body text is #FFFFFF at 17.93:1 contrast (WCAG AA passes).

Color values

HEX	#1F0547
RGB	rgb(31, 5, 71)
HSL	hsl(264, 87%, 15%)
HSV	hsv(264, 93%, 28%)
CMYK	cmyk(56.3%, 93%, 0%, 72.2%)
CIE-LAB	lab(7.72, 29.95, -35.35)
CIE-LCH	lch(7.72, 46.33, 310.27°)
OKLab	oklab(21.84% 0.0425 -0.1016)
OKLCH	oklch(21.84% 0.11 292.7)
XYZ	xyz(1.7564, 0.8547, 6.0324)
Luminance	0.0086 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F0547 #2D4705

analogous

#050C47 #1F0547 #400547

triadic

#1F0547 #471F05 #05471F

tetradic

#1F0547 #47050C #2D4705 #054740

square

#1F0547 #47050C #2D4705 #054740

split-complementary

#1F0547 #474005 #0C4705

monochromatic

#0C021D #0C021D #1F0547 #380980 #510DB9

Accessibility & contrast

On white

17.93

#1F0547 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#1F0547 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F0547

17.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F0547	#FFFFFF	#000000	##FFFFFF
##1F0547	1.00	17.93	1.17	17.93
#FFFFFF	17.93	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001849

Deuteranopia (green-blind)

#001646

Tritanopia (blue-blind)

#111927

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #1f0547;
/* rgb */ color: rgb(31, 5, 71);
/* oklch */ color: oklch(21.8% 0.110 292.7);

Tailwind

colors: {
  custom: {
    50: '#61497b',
    500: '#1f0547',
    950: '#000000',
  },
}

SCSS

$custom: #1f0547;
$custom-light: #61497b;
$custom-dark: #000000;

JSON

{
  "hex": "#1f0547",
  "rgb": {
    "r": 31,
    "g": 5,
    "b": 71
  },
  "hsl": {
    "h": 263.636,
    "s": 86.842,
    "l": 14.902
  },
  "oklch": {
    "l": 0.21838,
    "c": 0.11009,
    "h": 292.7
  },
  "luminance": 0.00855
}

Semantic roles & 50–950 ramp

primary

#1F0547

secondary

#5F8721

accent

#FD2BAA

background

#F6F4F7

surface

#EBE7EE

border

#C6C3C9

text

#050109

muted

#7A777B

Preview Lab

Preview with #1F0547

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

Preview Lab → · Contrast checker → · Palette generator →