#0F1D53#0F1D53

#0F1D53 is a dark, moderate blue. Relative luminance 0.016; OKLCH L 25.8% C 0.100 H 267.6°. Best body text is #FFFFFF at 15.90:1 contrast (WCAG AA passes).

Color values

HEX	#0F1D53
RGB	rgb(15, 29, 83)
HSL	hsl(228, 69%, 19%)
HSV	hsv(228, 82%, 33%)
CMYK	cmyk(81.9%, 65.1%, 0%, 67.5%)
CIE-LAB	lab(13.26, 16.32, -34.61)
CIE-LCH	lch(13.26, 38.27, 295.25°)
OKLab	oklab(25.84% -0.0042 -0.1)
OKLCH	oklch(25.84% 0.1 267.6)
XYZ	xyz(2.1972, 1.6046, 8.3759)
Luminance	0.0160 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F1D53 #53450F

analogous

#0F3F53 #0F1D53 #230F53

triadic

#0F1D53 #530F1D #1D530F

tetradic

#0F1D53 #530F3F #53450F #0F5323

square

#0F1D53 #530F3F #53450F #0F5323

split-complementary

#0F1D53 #53230F #3F530F

monochromatic

#05091A #060B1F #0F1D53 #182F87 #2241BB

Accessibility & contrast

On white

15.90

#0F1D53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#0F1D53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F1D53

15.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F1D53	#FFFFFF	#000000	##FFFFFF
##0F1D53	1.00	15.90	1.32	15.90
#FFFFFF	15.90	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002555

Deuteranopia (green-blind)

#001F52

Tritanopia (blue-blind)

#002B34

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #0f1d53;
/* rgb */ color: rgb(15, 29, 83);
/* oklch */ color: oklch(25.8% 0.100 267.6);

Tailwind

colors: {
  custom: {
    50: '#5a5884',
    500: '#0f1d53',
    950: '#000000',
  },
}

SCSS

$custom: #0f1d53;
$custom-light: #5a5884;
$custom-dark: #000000;

JSON

{
  "hex": "#0f1d53",
  "rgb": {
    "r": 15,
    "g": 29,
    "b": 83
  },
  "hsl": {
    "h": 227.647,
    "s": 69.388,
    "l": 19.216
  },
  "oklch": {
    "l": 0.25844,
    "c": 0.10006,
    "h": 267.6
  },
  "luminance": 0.01605
}

Semantic roles & 50–950 ramp

primary

#0F1D53

secondary

#8D7A31

accent

#C83CEC

background

#F5F5F8

surface

#E9E9EF

border

#C5C5CA

text

#04030B

muted

#79787C

Preview Lab

Preview with #0F1D53

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

Preview Lab → · Contrast checker → · Palette generator →