#0F286A#0F286A

#0F286A is a dark, moderate blue. Relative luminance 0.027; OKLCH L 30.5% C 0.120 H 264.5°. Best body text is #FFFFFF at 13.71:1 contrast (WCAG AA passes).

Color values

HEX	#0F286A
RGB	rgb(15, 40, 106)
HSL	hsl(224, 75%, 24%)
HSV	hsv(224, 86%, 42%)
CMYK	cmyk(85.8%, 62.3%, 0%, 58.4%)
CIE-LAB	lab(18.62, 17.99, -41.15)
CIE-LCH	lch(18.62, 44.91, 293.62°)
OKLab	oklab(30.51% -0.0115 -0.119)
OKLCH	oklch(30.51% 0.12 264.5)
XYZ	xyz(3.5564, 2.6593, 13.9587)
Luminance	0.0266 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F286A #6A510F

analogous

#0F556A #0F286A #230F6A

triadic

#0F286A #6A0F28 #286A0F

tetradic

#0F286A #6A0F55 #6A510F #0F6A23

square

#0F286A #6A0F55 #6A510F #0F6A23

split-complementary

#0F286A #6A230F #556A0F

monochromatic

#040A1B #071434 #0F286A #173CA0 #1E50D5

Accessibility & contrast

On white

13.71

#0F286A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#0F286A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F286A

13.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F286A	#FFFFFF	#000000	##FFFFFF
##0F286A	1.00	13.71	1.53	13.71
#FFFFFF	13.71	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00326C

Deuteranopia (green-blind)

#002969

Tritanopia (blue-blind)

#003944

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #0f286a;
/* rgb */ color: rgb(15, 40, 106);
/* oklch */ color: oklch(30.5% 0.120 264.5);

Tailwind

colors: {
  custom: {
    50: '#5f6195',
    500: '#0f286a',
    950: '#000000',
  },
}

SCSS

$custom: #0f286a;
$custom-light: #5f6195;
$custom-dark: #000000;

JSON

{
  "hex": "#0f286a",
  "rgb": {
    "r": 15,
    "g": 40,
    "b": 106
  },
  "hsl": {
    "h": 223.516,
    "s": 75.207,
    "l": 23.725
  },
  "oklch": {
    "l": 0.3051,
    "c": 0.11953,
    "h": 264.5
  },
  "luminance": 0.0266
}

Semantic roles & 50–950 ramp

primary

#0F286A

secondary

#A28432

accent

#BE36F2

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#05050D

muted

#7A797E

Preview Lab

Preview with #0F286A

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

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