#0F1F5D#0F1F5D

#0F1F5D is a dark, moderate blue. Relative luminance 0.019; OKLCH L 27.3% C 0.112 H 267.1°. Best body text is #FFFFFF at 15.28:1 contrast (WCAG AA passes).

Color values

HEX	#0F1F5D
RGB	rgb(15, 31, 93)
HSL	hsl(228, 72%, 21%)
HSV	hsv(228, 84%, 36%)
CMYK	cmyk(83.9%, 66.7%, 0%, 63.5%)
CIE-LAB	lab(14.80, 19.09, -38.83)
CIE-LCH	lch(14.80, 43.27, 296.18°)
OKLab	oklab(27.28% -0.0057 -0.1123)
OKLCH	oklch(27.28% 0.112 267.1)
XYZ	xyz(2.6621, 1.8715, 10.5747)
Luminance	0.0187 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F1F5D #5D4D0F

analogous

#0F465D #0F1F5D #260F5D

triadic

#0F1F5D #5D0F1F #1F5D0F

tetradic

#0F1F5D #5D0F46 #5D4D0F #0F5D26

square

#0F1F5D #5D0F46 #5D4D0F #0F5D26

split-complementary

#0F1F5D #5D260F #465D0F

monochromatic

#04091A #060D28 #0F1F5D #173192 #2042C6

Accessibility & contrast

On white

15.28

#0F1F5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#0F1F5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F1F5D

15.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F1F5D	#FFFFFF	#000000	##FFFFFF
##0F1F5D	1.00	15.28	1.37	15.28
#FFFFFF	15.28	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00295F

Deuteranopia (green-blind)

#00225C

Tritanopia (blue-blind)

#002F3A

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #0f1f5d;
/* rgb */ color: rgb(15, 31, 93);
/* oklch */ color: oklch(27.3% 0.112 267.1);

Tailwind

colors: {
  custom: {
    50: '#5c5a8c',
    500: '#0f1f5d',
    950: '#000000',
  },
}

SCSS

$custom: #0f1f5d;
$custom-light: #5c5a8c;
$custom-dark: #000000;

JSON

{
  "hex": "#0f1f5d",
  "rgb": {
    "r": 15,
    "g": 31,
    "b": 93
  },
  "hsl": {
    "h": 227.692,
    "s": 72.222,
    "l": 21.176
  },
  "oklch": {
    "l": 0.27284,
    "c": 0.11245,
    "h": 267.1
  },
  "luminance": 0.01872
}

Semantic roles & 50–950 ramp

primary

#0F1F5D

secondary

#968231

accent

#CA39EF

background

#F5F5F8

surface

#E9E9F0

border

#C5C5CB

text

#05030C

muted

#79787D

Preview Lab

Preview with #0F1F5D

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

Preview Lab → · Contrast checker → · Palette generator →