#0F1042#0F1042

#0F1042 is a very dark, moderate blue. Relative luminance 0.009; OKLCH L 21.3% C 0.092 H 274.5°. Best body text is #FFFFFF at 17.90:1 contrast (WCAG AA passes).

Color values

HEX	#0F1042
RGB	rgb(15, 16, 66)
HSL	hsl(239, 63%, 16%)
HSV	hsv(239, 77%, 26%)
CMYK	cmyk(77.3%, 75.8%, 0%, 74.1%)
CIE-LAB	lab(7.82, 18.88, -31.72)
CIE-LCH	lch(7.82, 36.92, 300.77°)
OKLab	oklab(21.31% 0.0072 -0.0916)
OKLCH	oklch(21.31% 0.092 274.5)
XYZ	xyz(1.3653, 0.8654, 5.2483)
Luminance	0.0086 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Navy Blue (survey)

#001146

ΔE00 2.37

Midnight Blue (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F1042 #42410F

analogous

#0F2942 #0F1042 #270F42

triadic

#0F1042 #420F10 #10420F

tetradic

#0F1042 #420F29 #42410F #0F4227

square

#0F1042 #420F29 #42410F #0F4227

split-complementary

#0F1042 #42270F #29420F

monochromatic

#060619 #060619 #0F1042 #1A1C74 #2628A6

Accessibility & contrast

On white

17.90

#0F1042 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#0F1042 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F1042

17.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F1042	#FFFFFF	#000000	##FFFFFF
##0F1042	1.00	17.90	1.17	17.90
#FFFFFF	17.90	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A44

Deuteranopia (green-blind)

#001541

Tritanopia (blue-blind)

#001D27

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #0f1042;
/* rgb */ color: rgb(15, 16, 66);
/* oklch */ color: oklch(21.3% 0.092 274.5);

Tailwind

colors: {
  custom: {
    50: '#564e77',
    500: '#0f1042',
    950: '#000000',
  },
}

SCSS

$custom: #0f1042;
$custom-light: #564e77;
$custom-dark: #000000;

JSON

{
  "hex": "#0f1042",
  "rgb": {
    "r": 15,
    "g": 16,
    "b": 66
  },
  "hsl": {
    "h": 238.824,
    "s": 62.963,
    "l": 15.882
  },
  "oklch": {
    "l": 0.21312,
    "c": 0.09191,
    "h": 274.5
  },
  "luminance": 0.00865
}

Semantic roles & 50–950 ramp

primary

#0F1042

secondary

#7C7B30

accent

#E342E6

background

#F5F4F7

surface

#E9E7ED

border

#C5C3C8

text

#030109

muted

#78777B

Preview Lab

Preview with #0F1042

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

Preview Lab → · Contrast checker → · Palette generator →