#0F2B5E#0F2B5E

#0F2B5E is a dark, moderate blue. Relative luminance 0.026; OKLCH L 30.1% C 0.097 H 261.2°. Best body text is #FFFFFF at 13.75:1 contrast (WCAG AA passes).

Color values

HEX	#0F2B5E
RGB	rgb(15, 43, 94)
HSL	hsl(219, 72%, 21%)
HSV	hsv(219, 84%, 37%)
CMYK	cmyk(84%, 54.3%, 0%, 63.1%)
CIE-LAB	lab(18.53, 10.59, -33.43)
CIE-LCH	lch(18.53, 35.07, 287.58°)
OKLab	oklab(30.12% -0.0149 -0.0962)
OKLCH	oklch(30.12% 0.097 261.2)
XYZ	xyz(3.0805, 2.6371, 10.9342)
Luminance	0.0264 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F2B5E #5E420F

analogous

#0F535E #0F2B5E #1B0F5E

triadic

#0F2B5E #5E0F2B #2B5E0F

tetradic

#0F2B5E #5E0F53 #5E420F #0F5E1B

square

#0F2B5E #5E0F53 #5E420F #0F5E1B

split-complementary

#0F2B5E #5E1B0F #535E0F

monochromatic

#040C1A #071329 #0F2B5E #174393 #205BC8

Accessibility & contrast

On white

13.75

#0F2B5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#0F2B5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F2B5E

13.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F2B5E	#FFFFFF	#000000	##FFFFFF
##0F2B5E	1.00	13.75	1.53	13.75
#FFFFFF	13.75	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0B3160

Deuteranopia (green-blind)

#002A5D

Tritanopia (blue-blind)

#003740

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #0f2b5e;
/* rgb */ color: rgb(15, 43, 94);
/* oklch */ color: oklch(30.1% 0.097 261.2);

Tailwind

colors: {
  custom: {
    50: '#5c638c',
    500: '#0f2b5e',
    950: '#000000',
  },
}

SCSS

$custom: #0f2b5e;
$custom-light: #5c638c;
$custom-dark: #000000;

JSON

{
  "hex": "#0f2b5e",
  "rgb": {
    "r": 15,
    "g": 43,
    "b": 94
  },
  "hsl": {
    "h": 218.734,
    "s": 72.477,
    "l": 21.373
  },
  "oklch": {
    "l": 0.30119,
    "c": 0.09737,
    "h": 261.2
  },
  "luminance": 0.02637
}

Semantic roles & 50–950 ramp

primary

#0F2B5E

secondary

#977331

accent

#AE39EF

background

#F5F5F8

surface

#E9EAF0

border

#C5C6CB

text

#05050C

muted

#79797D

Preview Lab

Preview with #0F2B5E

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

Preview Lab → · Contrast checker → · Palette generator →