#0F1F45#0F1F45

#0F1F45 is a dark, moderate blue. Relative luminance 0.015; OKLCH L 25.0% C 0.075 H 264.5°. Best body text is #FFFFFF at 16.13:1 contrast (WCAG AA passes).

Color values

HEX	#0F1F45
RGB	rgb(15, 31, 69)
HSL	hsl(222, 64%, 16%)
HSV	hsv(222, 78%, 27%)
CMYK	cmyk(78.3%, 55.1%, 0%, 72.9%)
CIE-LAB	lab(12.68, 8.69, -25.93)
CIE-LCH	lch(12.68, 27.35, 288.53°)
OKLab	oklab(25.03% -0.0072 -0.0744)
OKLCH	oklch(25.03% 0.075 264.5)
XYZ	xyz(1.7608, 1.5110, 5.8279)
Luminance	0.0151 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F1F45 #45350F

analogous

#0F3A45 #0F1F45 #1A0F45

triadic

#0F1F45 #450F1F #1F450F

tetradic

#0F1F45 #450F3A #45350F #0F451A

square

#0F1F45 #450F3A #45350F #0F451A

split-complementary

#0F1F45 #451A0F #3A450F

monochromatic

#050B19 #050B19 #0F1F45 #1A3677 #254CAA

Accessibility & contrast

On white

16.13

#0F1F45 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#0F1F45 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F1F45

16.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F1F45	#FFFFFF	#000000	##FFFFFF
##0F1F45	1.00	16.13	1.30	16.13
#FFFFFF	16.13	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A2446

Deuteranopia (green-blind)

#001F44

Tritanopia (blue-blind)

#00282E

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #0f1f45;
/* rgb */ color: rgb(15, 31, 69);
/* oklch */ color: oklch(25.0% 0.075 264.5);

Tailwind

colors: {
  custom: {
    50: '#555a79',
    500: '#0f1f45',
    950: '#000000',
  },
}

SCSS

$custom: #0f1f45;
$custom-light: #555a79;
$custom-dark: #000000;

JSON

{
  "hex": "#0f1f45",
  "rgb": {
    "r": 15,
    "g": 31,
    "b": 69
  },
  "hsl": {
    "h": 222.222,
    "s": 64.286,
    "l": 16.471
  },
  "oklch": {
    "l": 0.25025,
    "c": 0.07474,
    "h": 264.5
  },
  "luminance": 0.01511
}

Semantic roles & 50–950 ramp

primary

#0F1F45

secondary

#7F6830

accent

#B641E7

background

#F5F5F7

surface

#E9E9ED

border

#C5C5C8

text

#030309

muted

#78787B

Preview Lab

Preview with #0F1F45

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

Preview Lab → · Contrast checker → · Palette generator →