#0F0440#0F0440

#0F0440 is a very dark, moderate violet. Relative luminance 0.006; OKLCH L 19.0% C 0.104 H 279.1°. Best body text is #FFFFFF at 18.89:1 contrast (WCAG AA passes).

Color values

HEX	#0F0440
RGB	rgb(15, 4, 64)
HSL	hsl(251, 88%, 13%)
HSV	hsv(251, 94%, 25%)
CMYK	cmyk(76.6%, 93.8%, 0%, 74.9%)
CIE-LAB	lab(5.04, 24.59, -34.84)
CIE-LCH	lch(5.04, 42.64, 305.22°)
OKLab	oklab(18.96% 0.0165 -0.1029)
OKLCH	oklch(18.96% 0.104 279.1)
XYZ	xyz(1.1655, 0.5585, 4.8959)
Luminance	0.0056 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Night Blue

#040348

ΔE00 2.32

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F0440 #354004

analogous

#041740 #0F0440 #2D0440

triadic

#0F0440 #400F04 #04400F

tetradic

#0F0440 #400417 #354004 #04402D

square

#0F0440 #400417 #354004 #04402D

split-complementary

#0F0440 #402D04 #174004

monochromatic

#07021D #07021D #0F0440 #1C087A #2A0BB3

Accessibility & contrast

On white

18.89

#0F0440 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.11

#0F0440 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F0440

18.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F0440	#FFFFFF	#000000	##FFFFFF
##0F0440	1.00	18.89	1.11	18.89
#FFFFFF	18.89	1.00	21.00	1.00
#000000	1.11	21.00	1.00	21.00
##FFFFFF	18.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001342

Deuteranopia (green-blind)

#000F3F

Tritanopia (blue-blind)

#001723

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #0f0440;
/* rgb */ color: rgb(15, 4, 64);
/* oklch */ color: oklch(19.0% 0.104 279.1);

Tailwind

colors: {
  custom: {
    50: '#564776',
    500: '#0f0440',
    950: '#000000',
  },
}

SCSS

$custom: #0f0440;
$custom-light: #564776;
$custom-dark: #000000;

JSON

{
  "hex": "#0f0440",
  "rgb": {
    "r": 15,
    "g": 4,
    "b": 64
  },
  "hsl": {
    "h": 251,
    "s": 88.235,
    "l": 13.333
  },
  "oklch": {
    "l": 0.18956,
    "c": 0.1042,
    "h": 279.1
  },
  "luminance": 0.00559
}

Semantic roles & 50–950 ramp

primary

#0F0440

secondary

#6F811F

accent

#FE29D7

background

#F5F4F7

surface

#E9E6ED

border

#C5C2C8

text

#030008

muted

#78777B

Preview Lab

Preview with #0F0440

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

Preview Lab → · Contrast checker → · Palette generator →