#1F0F58#1F0F58

#1F0F58 is a dark, vivid violet. Relative luminance 0.013; OKLCH L 25.1% C 0.121 H 283.5°. Best body text is #FFFFFF at 16.57:1 contrast (WCAG AA passes).

Color values

HEX	#1F0F58
RGB	rgb(31, 15, 88)
HSL	hsl(253, 71%, 20%)
HSV	hsv(253, 83%, 35%)
CMYK	cmyk(64.8%, 83%, 0%, 65.5%)
CIE-LAB	lab(11.53, 29.95, -40.79)
CIE-LCH	lch(11.53, 50.60, 306.29°)
OKLab	oklab(25.07% 0.0281 -0.1176)
OKLCH	oklch(25.07% 0.121 283.5)
XYZ	xyz(2.4968, 1.3374, 9.3572)
Luminance	0.0134 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F0F58 #48580F

analogous

#0F2358 #1F0F58 #440F58

triadic

#1F0F58 #581F0F #0F581F

tetradic

#1F0F58 #580F23 #48580F #0F5844

square

#1F0F58 #580F23 #48580F #0F5844

split-complementary

#1F0F58 #58440F #23580F

monochromatic

#09041A #0D0624 #1F0F58 #31188C #4421C1

Accessibility & contrast

On white

16.57

#1F0F58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#1F0F58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F0F58

16.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F0F58	#FFFFFF	#000000	##FFFFFF
##1F0F58	1.00	16.57	1.27	16.57
#FFFFFF	16.57	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00215A

Deuteranopia (green-blind)

#001C57

Tritanopia (blue-blind)

#002433

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #1f0f58;
/* rgb */ color: rgb(31, 15, 88);
/* oklch */ color: oklch(25.1% 0.121 283.5);

Tailwind

colors: {
  custom: {
    50: '#635088',
    500: '#1f0f58',
    950: '#000000',
  },
}

SCSS

$custom: #1f0f58;
$custom-light: #635088;
$custom-dark: #000000;

JSON

{
  "hex": "#1f0f58",
  "rgb": {
    "r": 31,
    "g": 15,
    "b": 88
  },
  "hsl": {
    "h": 253.151,
    "s": 70.874,
    "l": 20.196
  },
  "oklch": {
    "l": 0.25074,
    "c": 0.1209,
    "h": 283.5
  },
  "luminance": 0.01338
}

Semantic roles & 50–950 ramp

primary

#1F0F58

secondary

#7D9231

accent

#EE3AC6

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020B

muted

#7A787C

Preview Lab

Preview with #1F0F58

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

Preview Lab → · Contrast checker → · Palette generator →