#0F1F5E#0F1F5E

#0F1F5E is a dark, moderate blue. Relative luminance 0.019; OKLCH L 27.4% C 0.114 H 267.1°. Best body text is #FFFFFF at 15.24:1 contrast (WCAG AA passes).

Color values

HEX	#0F1F5E
RGB	rgb(15, 31, 94)
HSL	hsl(228, 72%, 21%)
HSV	hsv(228, 84%, 37%)
CMYK	cmyk(84%, 67%, 0%, 63.1%)
CIE-LAB	lab(14.90, 19.52, -39.34)
CIE-LCH	lch(14.90, 43.91, 296.39°)
OKLab	oklab(27.39% -0.0057 -0.1138)
OKLCH	oklch(27.39% 0.114 267.1)
XYZ	xyz(2.7067, 1.8894, 10.8095)
Luminance	0.0189 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F1F5E #5E4E0F

analogous

#0F475E #0F1F5E #270F5E

triadic

#0F1F5E #5E0F1F #1F5E0F

tetradic

#0F1F5E #5E0F47 #5E4E0F #0F5E27

square

#0F1F5E #5E0F47 #5E4E0F #0F5E27

split-complementary

#0F1F5E #5E270F #475E0F

monochromatic

#04091A #070E29 #0F1F5E #173093 #2042C8

Accessibility & contrast

On white

15.24

#0F1F5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#0F1F5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F1F5E

15.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F1F5E	#FFFFFF	#000000	##FFFFFF
##0F1F5E	1.00	15.24	1.38	15.24
#FFFFFF	15.24	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002960

Deuteranopia (green-blind)

#00225D

Tritanopia (blue-blind)

#002F3B

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #0f1f5e;
/* rgb */ color: rgb(15, 31, 94);
/* oklch */ color: oklch(27.4% 0.114 267.1);

Tailwind

colors: {
  custom: {
    50: '#5d5a8c',
    500: '#0f1f5e',
    950: '#000000',
  },
}

SCSS

$custom: #0f1f5e;
$custom-light: #5d5a8c;
$custom-dark: #000000;

JSON

{
  "hex": "#0f1f5e",
  "rgb": {
    "r": 15,
    "g": 31,
    "b": 94
  },
  "hsl": {
    "h": 227.848,
    "s": 72.477,
    "l": 21.373
  },
  "oklch": {
    "l": 0.27386,
    "c": 0.11394,
    "h": 267.1
  },
  "luminance": 0.0189
}

Semantic roles & 50–950 ramp

primary

#0F1F5E

secondary

#978331

accent

#CA39EF

background

#F5F5F8

surface

#E9E9F0

border

#C5C5CB

text

#05030C

muted

#79787D

Preview Lab

Preview with #0F1F5E

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

Preview Lab → · Contrast checker → · Palette generator →