#1F093B#1F093B

#1F093B is a very dark, moderate violet. Relative luminance 0.008; OKLCH L 21.1% C 0.090 H 298.3°. Best body text is #FFFFFF at 18.10:1 contrast (WCAG AA passes).

Color values

HEX	#1F093B
RGB	rgb(31, 9, 59)
HSL	hsl(266, 74%, 13%)
HSV	hsv(266, 85%, 23%)
CMYK	cmyk(47.5%, 84.7%, 0%, 76.9%)
CIE-LAB	lab(7.25, 23.86, -27.57)
CIE-LCH	lch(7.25, 36.46, 310.87°)
OKLab	oklab(21.09% 0.0426 -0.079)
OKLCH	oklch(21.09% 0.09 298.3)
XYZ	xyz(1.4520, 0.8024, 4.2152)
Luminance	0.0080 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F093B #253B09

analogous

#090C3B #1F093B #38093B

triadic

#1F093B #3B1F09 #093B1F

tetradic

#1F093B #3B090C #253B09 #093B38

square

#1F093B #3B090C #253B09 #093B38

split-complementary

#1F093B #3B3809 #0C3B09

monochromatic

#0E041B #0E041B #1F093B #3B1170 #5719A5

Accessibility & contrast

On white

18.10

#1F093B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.16

#1F093B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F093B

18.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F093B	#FFFFFF	#000000	##FFFFFF
##1F093B	1.00	18.10	1.16	18.10
#FFFFFF	18.10	1.00	21.00	1.00
#000000	1.16	21.00	1.00	21.00
##FFFFFF	18.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00163C

Deuteranopia (green-blind)

#00153A

Tritanopia (blue-blind)

#181621

Achromatopsia (no color)

#161616

Design tokens & code

CSS

--color: #1f093b;
/* rgb */ color: rgb(31, 9, 59);
/* oklch */ color: oklch(21.1% 0.090 298.3);

Tailwind

colors: {
  custom: {
    50: '#5e4a71',
    500: '#1f093b',
    950: '#000000',
  },
}

SCSS

$custom: #1f093b;
$custom-light: #5e4a71;
$custom-dark: #000000;

JSON

{
  "hex": "#1f093b",
  "rgb": {
    "r": 31,
    "g": 9,
    "b": 59
  },
  "hsl": {
    "h": 266.4,
    "s": 73.529,
    "l": 13.333
  },
  "oklch": {
    "l": 0.21094,
    "c": 0.08969,
    "h": 298.3
  },
  "luminance": 0.00802
}

Semantic roles & 50–950 ramp

primary

#1F093B

secondary

#557927

accent

#F0389F

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#050108

muted

#79777B

Preview Lab

Preview with #1F093B

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

Preview Lab → · Contrast checker → · Palette generator →