#1F072C#1F072C

#1F072C is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.3% C 0.074 H 311.3°. Best body text is #FFFFFF at 18.67:1 contrast (WCAG AA passes).

Color values

HEX	#1F072C
RGB	rgb(31, 7, 44)
HSL	hsl(279, 73%, 10%)
HSV	hsv(279, 84%, 17%)
CMYK	cmyk(29.5%, 84.1%, 0%, 82.7%)
CIE-LAB	lab(5.65, 19.64, -19.11)
CIE-LCH	lch(5.65, 27.40, 315.80°)
OKLab	oklab(19.34% 0.0486 -0.0553)
OKLCH	oklch(19.34% 0.074 311.3)
XYZ	xyz(1.0956, 0.6251, 2.4453)
Luminance	0.0063 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F072C #142C07

analogous

#0D072C #1F072C #2C0726

triadic

#1F072C #2C1F07 #072C1F

tetradic

#1F072C #2C0D07 #142C07 #07262C

square

#1F072C #2C0D07 #142C07 #07262C

split-complementary

#1F072C #262C07 #072C0D

monochromatic

#13041A #13041A #1F072C #440F61 #691896

Accessibility & contrast

On white

18.67

#1F072C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#1F072C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F072C

18.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F072C	#FFFFFF	#000000	##FFFFFF
##1F072C	1.00	18.67	1.13	18.67
#FFFFFF	18.67	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00112D

Deuteranopia (green-blind)

#04132B

Tritanopia (blue-blind)

#1D0F18

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #1f072c;
/* rgb */ color: rgb(31, 7, 44);
/* oklch */ color: oklch(19.3% 0.074 311.3);

Tailwind

colors: {
  custom: {
    50: '#5c4965',
    500: '#1f072c',
    950: '#000000',
  },
}

SCSS

$custom: #1f072c;
$custom-light: #5c4965;
$custom-dark: #000000;

JSON

{
  "hex": "#1f072c",
  "rgb": {
    "r": 31,
    "g": 7,
    "b": 44
  },
  "hsl": {
    "h": 278.919,
    "s": 72.549,
    "l": 10
  },
  "oklch": {
    "l": 0.19338,
    "c": 0.07362,
    "h": 311.3
  },
  "luminance": 0.00625
}

Semantic roles & 50–950 ramp

primary

#1F072C

secondary

#3D6C23

accent

#EF3979

background

#F5F4F6

surface

#E9E7EB

border

#C5C3C6

text

#040105

muted

#79777A

Preview Lab

Preview with #1F072C

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

Preview Lab → · Contrast checker → · Palette generator →