#1F073A#1F073A

#1F073A is a very dark, moderate violet. Relative luminance 0.007; OKLCH L 20.7% C 0.091 H 299.7°. Best body text is #FFFFFF at 18.26:1 contrast (WCAG AA passes).

Color values

HEX	#1F073A
RGB	rgb(31, 7, 58)
HSL	hsl(268, 78%, 13%)
HSV	hsv(268, 88%, 23%)
CMYK	cmyk(46.6%, 87.9%, 0%, 77.3%)
CIE-LAB	lab(6.76, 24.58, -27.64)
CIE-LCH	lch(6.76, 36.99, 311.65°)
OKLab	oklab(20.69% 0.0453 -0.0793)
OKLCH	oklch(20.69% 0.091 299.7)
XYZ	xyz(1.4046, 0.7487, 4.0727)
Luminance	0.0075 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F073A #223A07

analogous

#07093A #1F073A #38073A

triadic

#1F073A #3A1F07 #073A1F

tetradic

#1F073A #3A0709 #223A07 #073A38

square

#1F073A #3A0709 #223A07 #073A38

split-complementary

#1F073A #3A3807 #093A07

monochromatic

#0F031B #0F031B #1F073A #3C0E71 #5914A7

Accessibility & contrast

On white

18.26

#1F073A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#1F073A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F073A

18.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F073A	#FFFFFF	#000000	##FFFFFF
##1F073A	1.00	18.26	1.15	18.26
#FFFFFF	18.26	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00153B

Deuteranopia (green-blind)

#001539

Tritanopia (blue-blind)

#191420

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #1f073a;
/* rgb */ color: rgb(31, 7, 58);
/* oklch */ color: oklch(20.7% 0.091 299.7);

Tailwind

colors: {
  custom: {
    50: '#5e4971',
    500: '#1f073a',
    950: '#000000',
  },
}

SCSS

$custom: #1f073a;
$custom-light: #5e4971;
$custom-dark: #000000;

JSON

{
  "hex": "#1f073a",
  "rgb": {
    "r": 31,
    "g": 7,
    "b": 58
  },
  "hsl": {
    "h": 268.235,
    "s": 78.462,
    "l": 12.745
  },
  "oklch": {
    "l": 0.2069,
    "c": 0.09137,
    "h": 299.7
  },
  "luminance": 0.00749
}

Semantic roles & 50–950 ramp

primary

#1F073A

secondary

#517923

accent

#F5339A

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#050107

muted

#79777A

Preview Lab

Preview with #1F073A

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

Preview Lab → · Contrast checker → · Palette generator →