#1F0638#1F0638

#1F0638 is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 20.3% C 0.090 H 301.5°. Best body text is #FFFFFF at 18.40:1 contrast (WCAG AA passes).

Color values

HEX	#1F0638
RGB	rgb(31, 6, 56)
HSL	hsl(270, 81%, 12%)
HSV	hsv(270, 89%, 22%)
CMYK	cmyk(44.6%, 89.3%, 0%, 78%)
CIE-LAB	lab(6.39, 24.41, -26.80)
CIE-LCH	lch(6.39, 36.25, 312.33°)
OKLab	oklab(20.33% 0.0473 -0.0771)
OKLCH	oklch(20.33% 0.09 301.5)
XYZ	xyz(1.3438, 0.7071, 3.8063)
Luminance	0.0071 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F0638 #1F3806

analogous

#060638 #1F0638 #380638

triadic

#1F0638 #381F06 #06381F

tetradic

#1F0638 #380606 #1F3806 #063838

square

#1F0638 #380606 #1F3806 #063838

split-complementary

#1F0638 #383806 #063806

monochromatic

#0F031C #0F031C #1F0638 #3E0C6F #5C12A7

Accessibility & contrast

On white

18.40

#1F0638 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.14

#1F0638 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F0638

18.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F0638	#FFFFFF	#000000	##FFFFFF
##1F0638	1.00	18.40	1.14	18.40
#FFFFFF	18.40	1.00	21.00	1.00
#000000	1.14	21.00	1.00	21.00
##FFFFFF	18.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001439

Deuteranopia (green-blind)

#001437

Tritanopia (blue-blind)

#19131F

Achromatopsia (no color)

#141414

Design tokens & code

CSS

--color: #1f0638;
/* rgb */ color: rgb(31, 6, 56);
/* oklch */ color: oklch(20.3% 0.090 301.5);

Tailwind

colors: {
  custom: {
    50: '#5e496f',
    500: '#1f0638',
    950: '#000000',
  },
}

SCSS

$custom: #1f0638;
$custom-light: #5e496f;
$custom-dark: #000000;

JSON

{
  "hex": "#1f0638",
  "rgb": {
    "r": 31,
    "g": 6,
    "b": 56
  },
  "hsl": {
    "h": 270,
    "s": 80.645,
    "l": 12.157
  },
  "oklch": {
    "l": 0.20327,
    "c": 0.09046,
    "h": 301.5
  },
  "luminance": 0.00707
}

Semantic roles & 50–950 ramp

primary

#1F0638

secondary

#4D7821

accent

#F73194

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#040107

muted

#79777A

Preview Lab

Preview with #1F0638

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

Preview Lab → · Contrast checker → · Palette generator →