#0F2A5D#0F2A5D

#0F2A5D is a dark, moderate blue. Relative luminance 0.025; OKLCH L 29.8% C 0.097 H 261.6°. Best body text is #FFFFFF at 13.91:1 contrast (WCAG AA passes).

Color values

HEX	#0F2A5D
RGB	rgb(15, 42, 93)
HSL	hsl(219, 72%, 21%)
HSV	hsv(219, 84%, 36%)
CMYK	cmyk(83.9%, 54.8%, 0%, 63.5%)
CIE-LAB	lab(18.13, 10.89, -33.41)
CIE-LCH	lch(18.13, 35.14, 288.06°)
OKLab	oklab(29.79% -0.0142 -0.0962)
OKLCH	oklch(29.79% 0.097 261.6)
XYZ	xyz(3.0000, 2.5475, 10.6874)
Luminance	0.0255 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F2A5D #5D420F

analogous

#0F515D #0F2A5D #1B0F5D

triadic

#0F2A5D #5D0F2A #2A5D0F

tetradic

#0F2A5D #5D0F51 #5D420F #0F5D1B

square

#0F2A5D #5D0F51 #5D420F #0F5D1B

split-complementary

#0F2A5D #5D1B0F #515D0F

monochromatic

#040C1A #061228 #0F2A5D #174292 #205AC6

Accessibility & contrast

On white

13.91

#0F2A5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#0F2A5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F2A5D

13.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F2A5D	#FFFFFF	#000000	##FFFFFF
##0F2A5D	1.00	13.91	1.51	13.91
#FFFFFF	13.91	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#09305F

Deuteranopia (green-blind)

#00295C

Tritanopia (blue-blind)

#00363F

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #0f2a5d;
/* rgb */ color: rgb(15, 42, 93);
/* oklch */ color: oklch(29.8% 0.097 261.6);

Tailwind

colors: {
  custom: {
    50: '#5c638b',
    500: '#0f2a5d',
    950: '#000000',
  },
}

SCSS

$custom: #0f2a5d;
$custom-light: #5c638b;
$custom-dark: #000000;

JSON

{
  "hex": "#0f2a5d",
  "rgb": {
    "r": 15,
    "g": 42,
    "b": 93
  },
  "hsl": {
    "h": 219.231,
    "s": 72.222,
    "l": 21.176
  },
  "oklch": {
    "l": 0.29792,
    "c": 0.09723,
    "h": 261.6
  },
  "luminance": 0.02548
}

Semantic roles & 50–950 ramp

primary

#0F2A5D

secondary

#967331

accent

#B039EF

background

#F5F5F8

surface

#E9EAF0

border

#C5C6CB

text

#04050C

muted

#79797D

Preview Lab

Preview with #0F2A5D

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

Preview Lab → · Contrast checker → · Palette generator →