#0F1045#0F1045

#0F1045 is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.6% C 0.096 H 274.0°. Best body text is #FFFFFF at 17.79:1 contrast (WCAG AA passes).

Color values

HEX	#0F1045
RGB	rgb(15, 16, 69)
HSL	hsl(239, 64%, 16%)
HSV	hsv(239, 78%, 27%)
CMYK	cmyk(78.3%, 76.8%, 0%, 72.9%)
CIE-LAB	lab(8.14, 20.11, -33.30)
CIE-LCH	lch(8.14, 38.91, 301.13°)
OKLab	oklab(21.65% 0.0068 -0.0962)
OKLCH	oklch(21.65% 0.096 274)
XYZ	xyz(1.4561, 0.9017, 5.7264)
Luminance	0.0090 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Navy Blue (survey)

#001146

ΔE00 2.20

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F1045 #45440F

analogous

#0F2B45 #0F1045 #290F45

triadic

#0F1045 #450F10 #10450F

tetradic

#0F1045 #450F2B #45440F #0F4529

square

#0F1045 #450F2B #45440F #0F4529

split-complementary

#0F1045 #45290F #2B450F

monochromatic

#050619 #050619 #0F1045 #1A1C77 #2527AA

Accessibility & contrast

On white

17.79

#0F1045 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#0F1045 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F1045

17.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F1045	#FFFFFF	#000000	##FFFFFF
##0F1045	1.00	17.79	1.18	17.79
#FFFFFF	17.79	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A47

Deuteranopia (green-blind)

#001544

Tritanopia (blue-blind)

#001E28

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #0f1045;
/* rgb */ color: rgb(15, 16, 69);
/* oklch */ color: oklch(21.6% 0.096 274.0);

Tailwind

colors: {
  custom: {
    50: '#574e79',
    500: '#0f1045',
    950: '#000000',
  },
}

SCSS

$custom: #0f1045;
$custom-light: #574e79;
$custom-dark: #000000;

JSON

{
  "hex": "#0f1045",
  "rgb": {
    "r": 15,
    "g": 16,
    "b": 69
  },
  "hsl": {
    "h": 238.889,
    "s": 64.286,
    "l": 16.471
  },
  "oklch": {
    "l": 0.2165,
    "c": 0.09649,
    "h": 274
  },
  "luminance": 0.00902
}

Semantic roles & 50–950 ramp

primary

#0F1045

secondary

#7F7E30

accent

#E441E7

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#040109

muted

#79777B

Preview Lab

Preview with #0F1045

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

Preview Lab → · Contrast checker → · Palette generator →