#0F104F#0F104F

#0F104F is a very dark, moderate blue. Relative luminance 0.010; OKLCH L 22.8% C 0.111 H 272.6°. Best body text is #FFFFFF at 17.39:1 contrast (WCAG AA passes).

Color values

HEX	#0F104F
RGB	rgb(15, 16, 79)
HSL	hsl(239, 68%, 18%)
HSV	hsv(239, 81%, 31%)
CMYK	cmyk(81%, 79.7%, 0%, 69%)
CIE-LAB	lab(9.29, 24.09, -38.38)
CIE-LCH	lch(9.29, 45.31, 302.11°)
OKLab	oklab(22.82% 0.0051 -0.1111)
OKLCH	oklch(22.82% 0.111 272.6)
XYZ	xyz(1.7931, 1.0365, 7.5012)
Luminance	0.0104 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 5.35

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F104F #4F4E0F

analogous

#0F304F #0F104F #2E0F4F

triadic

#0F104F #4F0F10 #104F0F

tetradic

#0F104F #4F0F30 #4F4E0F #0F4F2E

square

#0F104F #4F0F30 #4F4E0F #0F4F2E

split-complementary

#0F104F #4F2E0F #304F0F

monochromatic

#05051A #05061C #0F104F #191A82 #2325B6

Accessibility & contrast

On white

17.39

#0F104F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#0F104F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F104F

17.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F104F	#FFFFFF	#000000	##FFFFFF
##0F104F	1.00	17.39	1.21	17.39
#FFFFFF	17.39	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D51

Deuteranopia (green-blind)

#00174E

Tritanopia (blue-blind)

#00222E

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #0f104f;
/* rgb */ color: rgb(15, 16, 79);
/* oklch */ color: oklch(22.8% 0.111 272.6);

Tailwind

colors: {
  custom: {
    50: '#5a4e81',
    500: '#0f104f',
    950: '#000000',
  },
}

SCSS

$custom: #0f104f;
$custom-light: #5a4e81;
$custom-dark: #000000;

JSON

{
  "hex": "#0f104f",
  "rgb": {
    "r": 15,
    "g": 16,
    "b": 79
  },
  "hsl": {
    "h": 239.063,
    "s": 68.085,
    "l": 18.431
  },
  "oklch": {
    "l": 0.22819,
    "c": 0.11117,
    "h": 272.6
  },
  "luminance": 0.01037
}

Semantic roles & 50–950 ramp

primary

#0F104F

secondary

#898831

accent

#E83DEB

background

#F5F4F8

surface

#E9E7EF

border

#C5C3CA

text

#04020A

muted

#79787C

Preview Lab

Preview with #0F104F

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

Preview Lab → · Contrast checker → · Palette generator →