#0F1D4E#0F1D4E

#0F1D4E is a dark, moderate blue. Relative luminance 0.015; OKLCH L 25.4% C 0.092 H 267.3°. Best body text is #FFFFFF at 16.08:1 contrast (WCAG AA passes).

Color values

HEX	#0F1D4E
RGB	rgb(15, 29, 78)
HSL	hsl(227, 68%, 18%)
HSV	hsv(227, 81%, 31%)
CMYK	cmyk(80.8%, 62.8%, 0%, 69.4%)
CIE-LAB	lab(12.80, 14.16, -31.95)
CIE-LCH	lch(12.80, 34.95, 293.90°)
OKLab	oklab(25.36% -0.0044 -0.0921)
OKLCH	oklch(25.36% 0.092 267.3)
XYZ	xyz(2.0110, 1.5301, 7.3956)
Luminance	0.0153 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.73

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F1D4E #4E400F

analogous

#0F3C4E #0F1D4E #200F4E

triadic

#0F1D4E #4E0F1D #1D4E0F

tetradic

#0F1D4E #4E0F3C #4E400F #0F4E20

square

#0F1D4E #4E0F3C #4E400F #0F4E20

split-complementary

#0F1D4E #4E200F #3C4E0F

monochromatic

#050A1A #050A1B #0F1D4E #193081 #2343B5

Accessibility & contrast

On white

16.08

#0F1D4E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#0F1D4E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F1D4E

16.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F1D4E	#FFFFFF	#000000	##FFFFFF
##0F1D4E	1.00	16.08	1.31	16.08
#FFFFFF	16.08	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002450

Deuteranopia (green-blind)

#001E4D

Tritanopia (blue-blind)

#002932

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #0f1d4e;
/* rgb */ color: rgb(15, 29, 78);
/* oklch */ color: oklch(25.4% 0.092 267.3);

Tailwind

colors: {
  custom: {
    50: '#585880',
    500: '#0f1d4e',
    950: '#000000',
  },
}

SCSS

$custom: #0f1d4e;
$custom-light: #585880;
$custom-dark: #000000;

JSON

{
  "hex": "#0f1d4e",
  "rgb": {
    "r": 15,
    "g": 29,
    "b": 78
  },
  "hsl": {
    "h": 226.667,
    "s": 67.742,
    "l": 18.235
  },
  "oklch": {
    "l": 0.25356,
    "c": 0.09225,
    "h": 267.3
  },
  "luminance": 0.0153
}

Semantic roles & 50–950 ramp

primary

#0F1D4E

secondary

#887531

accent

#C43DEB

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#04030A

muted

#79787C

Preview Lab

Preview with #0F1D4E

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

Preview Lab → · Contrast checker → · Palette generator →