#0F1F5C#0F1F5C

#0F1F5C is a dark, moderate blue. Relative luminance 0.019; OKLCH L 27.2% C 0.111 H 267.1°. Best body text is #FFFFFF at 15.32:1 contrast (WCAG AA passes).

Color values

HEX	#0F1F5C
RGB	rgb(15, 31, 92)
HSL	hsl(228, 72%, 21%)
HSV	hsv(228, 84%, 36%)
CMYK	cmyk(83.7%, 66.3%, 0%, 63.9%)
CIE-LAB	lab(14.70, 18.67, -38.32)
CIE-LCH	lch(14.70, 42.63, 295.98°)
OKLab	oklab(27.18% -0.0057 -0.1108)
OKLCH	oklch(27.18% 0.111 267.1)
XYZ	xyz(2.6181, 1.8539, 10.3430)
Luminance	0.0185 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F1F5C #5C4C0F

analogous

#0F455C #0F1F5C #250F5C

triadic

#0F1F5C #5C0F1F #1F5C0F

tetradic

#0F1F5C #5C0F45 #5C4C0F #0F5C25

square

#0F1F5C #5C0F45 #5C4C0F #0F5C25

split-complementary

#0F1F5C #5C250F #455C0F

monochromatic

#04091A #060D27 #0F1F5C #183191 #2042C5

Accessibility & contrast

On white

15.32

#0F1F5C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#0F1F5C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F1F5C

15.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F1F5C	#FFFFFF	#000000	##FFFFFF
##0F1F5C	1.00	15.32	1.37	15.32
#FFFFFF	15.32	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00295E

Deuteranopia (green-blind)

#00225B

Tritanopia (blue-blind)

#002F3A

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #0f1f5c;
/* rgb */ color: rgb(15, 31, 92);
/* oklch */ color: oklch(27.2% 0.111 267.1);

Tailwind

colors: {
  custom: {
    50: '#5c5a8b',
    500: '#0f1f5c',
    950: '#000000',
  },
}

SCSS

$custom: #0f1f5c;
$custom-light: #5c5a8b;
$custom-dark: #000000;

JSON

{
  "hex": "#0f1f5c",
  "rgb": {
    "r": 15,
    "g": 31,
    "b": 92
  },
  "hsl": {
    "h": 227.532,
    "s": 71.963,
    "l": 20.98
  },
  "oklch": {
    "l": 0.27182,
    "c": 0.11097,
    "h": 267.1
  },
  "luminance": 0.01854
}

Semantic roles & 50–950 ramp

primary

#0F1F5C

secondary

#958131

accent

#C939EF

background

#F5F5F8

surface

#E9E9F0

border

#C5C5CB

text

#05030C

muted

#79787D

Preview Lab

Preview with #0F1F5C

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

Preview Lab → · Contrast checker → · Palette generator →