#0F1C4D#0F1C4D

#0F1C4D is a dark, moderate blue. Relative luminance 0.015; OKLCH L 25.0% C 0.092 H 267.8°. Best body text is #FFFFFF at 16.23:1 contrast (WCAG AA passes).

Color values

HEX	#0F1C4D
RGB	rgb(15, 28, 77)
HSL	hsl(227, 67%, 18%)
HSV	hsv(227, 81%, 30%)
CMYK	cmyk(80.5%, 63.6%, 0%, 69.8%)
CIE-LAB	lab(12.40, 14.49, -31.91)
CIE-LCH	lch(12.40, 35.05, 294.42°)
OKLab	oklab(25.03% -0.0035 -0.092)
OKLCH	oklch(25.03% 0.092 267.8)
XYZ	xyz(1.9513, 1.4677, 7.2002)
Luminance	0.0147 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Midnight Blue (survey)

#020035

ΔE00 6.41

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F1C4D #4D400F

analogous

#0F3B4D #0F1C4D #210F4D

triadic

#0F1C4D #4D0F1C #1C4D0F

tetradic

#0F1C4D #4D0F3B #4D400F #0F4D21

square

#0F1C4D #4D0F3B #4D400F #0F4D21

split-complementary

#0F1C4D #4D210F #3B4D0F

monochromatic

#05091A #05091A #0F1C4D #192F80 #2341B3

Accessibility & contrast

On white

16.23

#0F1C4D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.29

#0F1C4D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F1C4D

16.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F1C4D	#FFFFFF	#000000	##FFFFFF
##0F1C4D	1.00	16.23	1.29	16.23
#FFFFFF	16.23	1.00	21.00	1.00
#000000	1.29	21.00	1.00	21.00
##FFFFFF	16.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00234F

Deuteranopia (green-blind)

#001E4C

Tritanopia (blue-blind)

#002831

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #0f1c4d;
/* rgb */ color: rgb(15, 28, 77);
/* oklch */ color: oklch(25.0% 0.092 267.8);

Tailwind

colors: {
  custom: {
    50: '#58577f',
    500: '#0f1c4d',
    950: '#000000',
  },
}

SCSS

$custom: #0f1c4d;
$custom-light: #58577f;
$custom-dark: #000000;

JSON

{
  "hex": "#0f1c4d",
  "rgb": {
    "r": 15,
    "g": 28,
    "b": 77
  },
  "hsl": {
    "h": 227.419,
    "s": 67.391,
    "l": 18.039
  },
  "oklch": {
    "l": 0.25031,
    "c": 0.09211,
    "h": 267.8
  },
  "luminance": 0.01468
}

Semantic roles & 50–950 ramp

primary

#0F1C4D

secondary

#877531

accent

#C63EEA

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#04030A

muted

#79787C

Preview Lab

Preview with #0F1C4D

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

Preview Lab → · Contrast checker → · Palette generator →