#0F0F3A#0F0F3A

#0F0F3A is a very dark, moderate blue. Relative luminance 0.007; OKLCH L 20.2% C 0.081 H 276.4°. Best body text is #FFFFFF at 18.26:1 contrast (WCAG AA passes).

Color values

HEX	#0F0F3A
RGB	rgb(15, 15, 58)
HSL	hsl(240, 59%, 14%)
HSV	hsv(240, 74%, 23%)
CMYK	cmyk(74.1%, 74.1%, 0%, 77.3%)
CIE-LAB	lab(6.76, 16.05, -27.72)
CIE-LCH	lch(6.76, 32.03, 300.07°)
OKLab	oklab(20.23% 0.009 -0.0802)
OKLCH	oklch(20.23% 0.081 276.4)
XYZ	xyz(1.1313, 0.7486, 4.0870)
Luminance	0.0075 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Dark Navy

#000435

ΔE00 3.09

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F0F3A #3A3A0F

analogous

#0F253A #0F0F3A #250F3A

triadic

#0F0F3A #3A0F0F #0F3A0F

tetradic

#0F0F3A #3A0F25 #3A3A0F #0F3A25

square

#0F0F3A #3A0F25 #3A3A0F #0F3A25

split-complementary

#0F0F3A #3A250F #253A0F

monochromatic

#060618 #060618 #0F0F3A #1C1C6B #28289B

Accessibility & contrast

On white

18.26

#0F0F3A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#0F0F3A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F0F3A

18.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F0F3A	#FFFFFF	#000000	##FFFFFF
##0F0F3A	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)

#00173B

Deuteranopia (green-blind)

#001339

Tritanopia (blue-blind)

#001A22

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #0f0f3a;
/* rgb */ color: rgb(15, 15, 58);
/* oklch */ color: oklch(20.2% 0.081 276.4);

Tailwind

colors: {
  custom: {
    50: '#544d71',
    500: '#0f0f3a',
    950: '#000000',
  },
}

SCSS

$custom: #0f0f3a;
$custom-light: #544d71;
$custom-dark: #000000;

JSON

{
  "hex": "#0f0f3a",
  "rgb": {
    "r": 15,
    "g": 15,
    "b": 58
  },
  "hsl": {
    "h": 240,
    "s": 58.904,
    "l": 14.314
  },
  "oklch": {
    "l": 0.20234,
    "c": 0.08075,
    "h": 276.4
  },
  "luminance": 0.00749
}

Semantic roles & 50–950 ramp

primary

#0F0F3A

secondary

#747430

accent

#E246E2

background

#F5F4F6

surface

#E9E7EC

border

#C5C3C7

text

#030107

muted

#78777A

Preview Lab

Preview with #0F0F3A

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

Preview Lab → · Contrast checker → · Palette generator →