#1F072D#1F072D

#1F072D is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.4% C 0.075 H 310.3°. Best body text is #FFFFFF at 18.64:1 contrast (WCAG AA passes).

Color values

HEX	#1F072D
RGB	rgb(31, 7, 45)
HSL	hsl(278, 73%, 10%)
HSV	hsv(278, 84%, 18%)
CMYK	cmyk(31.1%, 84.4%, 0%, 82.4%)
CIE-LAB	lab(5.72, 20.00, -19.75)
CIE-LCH	lch(5.72, 28.10, 315.36°)
OKLab	oklab(19.43% 0.0484 -0.0571)
OKLCH	oklch(19.43% 0.075 310.3)
XYZ	xyz(1.1146, 0.6327, 2.5455)
Luminance	0.0063 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F072D #152D07

analogous

#0C072D #1F072D #2D0728

triadic

#1F072D #2D1F07 #072D1F

tetradic

#1F072D #2D0C07 #152D07 #07282D

square

#1F072D #2D0C07 #152D07 #07282D

split-complementary

#1F072D #282D07 #072D0C

monochromatic

#12041A #12041A #1F072D #430F62 #681797

Accessibility & contrast

On white

18.64

#1F072D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#1F072D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F072D

18.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F072D	#FFFFFF	#000000	##FFFFFF
##1F072D	1.00	18.64	1.13	18.64
#FFFFFF	18.64	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00122E

Deuteranopia (green-blind)

#03132C

Tritanopia (blue-blind)

#1D0F19

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #1f072d;
/* rgb */ color: rgb(31, 7, 45);
/* oklch */ color: oklch(19.4% 0.075 310.3);

Tailwind

colors: {
  custom: {
    50: '#5c4966',
    500: '#1f072d',
    950: '#000000',
  },
}

SCSS

$custom: #1f072d;
$custom-light: #5c4966;
$custom-dark: #000000;

JSON

{
  "hex": "#1f072d",
  "rgb": {
    "r": 31,
    "g": 7,
    "b": 45
  },
  "hsl": {
    "h": 277.895,
    "s": 73.077,
    "l": 10.196
  },
  "oklch": {
    "l": 0.19428,
    "c": 0.07489,
    "h": 310.3
  },
  "luminance": 0.00633
}

Semantic roles & 50–950 ramp

primary

#1F072D

secondary

#3E6D23

accent

#F0387C

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#040106

muted

#79777A

Preview Lab

Preview with #1F072D

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

Preview Lab → · Contrast checker → · Palette generator →