#1F0F54#1F0F54

#1F0F54 is a very dark, moderate violet. Relative luminance 0.013; OKLCH L 24.6% C 0.116 H 284.7°. Best body text is #FFFFFF at 16.74:1 contrast (WCAG AA passes).

Color values

HEX	#1F0F54
RGB	rgb(31, 15, 84)
HSL	hsl(254, 70%, 19%)
HSV	hsv(254, 82%, 33%)
CMYK	cmyk(63.1%, 82.1%, 0%, 67.1%)
CIE-LAB	lab(11.08, 28.62, -38.81)
CIE-LCH	lch(11.08, 48.22, 306.41°)
OKLab	oklab(24.62% 0.0294 -0.1118)
OKLCH	oklch(24.62% 0.116 284.7)
XYZ	xyz(2.3356, 1.2729, 8.5084)
Luminance	0.0127 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F0F54 #44540F

analogous

#0F2254 #1F0F54 #420F54

triadic

#1F0F54 #541F0F #0F541F

tetradic

#1F0F54 #540F22 #44540F #0F5442

square

#1F0F54 #540F22 #44540F #0F5442

split-complementary

#1F0F54 #54420F #22540F

monochromatic

#0A051A #0C0620 #1F0F54 #321888 #4522BC

Accessibility & contrast

On white

16.74

#1F0F54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#1F0F54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F0F54

16.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F0F54	#FFFFFF	#000000	##FFFFFF
##1F0F54	1.00	16.74	1.25	16.74
#FFFFFF	16.74	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002056

Deuteranopia (green-blind)

#001B53

Tritanopia (blue-blind)

#032331

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #1f0f54;
/* rgb */ color: rgb(31, 15, 84);
/* oklch */ color: oklch(24.6% 0.116 284.7);

Tailwind

colors: {
  custom: {
    50: '#624f85',
    500: '#1f0f54',
    950: '#000000',
  },
}

SCSS

$custom: #1f0f54;
$custom-light: #624f85;
$custom-dark: #000000;

JSON

{
  "hex": "#1f0f54",
  "rgb": {
    "r": 31,
    "g": 15,
    "b": 84
  },
  "hsl": {
    "h": 253.913,
    "s": 69.697,
    "l": 19.412
  },
  "oklch": {
    "l": 0.24624,
    "c": 0.11559,
    "h": 284.7
  },
  "luminance": 0.01273
}

Semantic roles & 50–950 ramp

primary

#1F0F54

secondary

#788E31

accent

#ED3BC3

background

#F6F4F8

surface

#EBE7EF

border

#C6C3CA

text

#06020B

muted

#7A787C

Preview Lab

Preview with #1F0F54

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

Preview Lab → · Contrast checker → · Palette generator →