#0F2B5C#0F2B5C

#0F2B5C is a dark, moderate blue. Relative luminance 0.026; OKLCH L 29.9% C 0.094 H 260.7°. Best body text is #FFFFFF at 13.81:1 contrast (WCAG AA passes).

Color values

HEX	#0F2B5C
RGB	rgb(15, 43, 92)
HSL	hsl(218, 72%, 21%)
HSV	hsv(218, 84%, 36%)
CMYK	cmyk(83.7%, 53.3%, 0%, 63.9%)
CIE-LAB	lab(18.37, 9.72, -32.36)
CIE-LCH	lch(18.37, 33.78, 286.71°)
OKLab	oklab(29.95% -0.0152 -0.0931)
OKLCH	oklch(29.95% 0.094 260.7)
XYZ	xyz(2.9919, 2.6017, 10.4676)
Luminance	0.0260 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F2B5C #5C400F

analogous

#0F515C #0F2B5C #190F5C

triadic

#0F2B5C #5C0F2B #2B5C0F

tetradic

#0F2B5C #5C0F51 #5C400F #0F5C19

square

#0F2B5C #5C0F51 #5C400F #0F5C19

split-complementary

#0F2B5C #5C190F #515C0F

monochromatic

#040C1A #061227 #0F2B5C #184491 #205CC5

Accessibility & contrast

On white

13.81

#0F2B5C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#0F2B5C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F2B5C

13.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F2B5C	#FFFFFF	#000000	##FFFFFF
##0F2B5C	1.00	13.81	1.52	13.81
#FFFFFF	13.81	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E315E

Deuteranopia (green-blind)

#00295B

Tritanopia (blue-blind)

#00373F

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #0f2b5c;
/* rgb */ color: rgb(15, 43, 92);
/* oklch */ color: oklch(29.9% 0.094 260.7);

Tailwind

colors: {
  custom: {
    50: '#5b638a',
    500: '#0f2b5c',
    950: '#000000',
  },
}

SCSS

$custom: #0f2b5c;
$custom-light: #5b638a;
$custom-dark: #000000;

JSON

{
  "hex": "#0f2b5c",
  "rgb": {
    "r": 15,
    "g": 43,
    "b": 92
  },
  "hsl": {
    "h": 218.182,
    "s": 71.963,
    "l": 20.98
  },
  "oklch": {
    "l": 0.2995,
    "c": 0.0943,
    "h": 260.7
  },
  "luminance": 0.02602
}

Semantic roles & 50–950 ramp

primary

#0F2B5C

secondary

#957131

accent

#AD39EF

background

#F5F5F8

surface

#E9EAF0

border

#C5C6CB

text

#04050C

muted

#79797D

Preview Lab

Preview with #0F2B5C

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

Preview Lab → · Contrast checker → · Palette generator →