#0F2159#0F2159

#0F2159 is a dark, moderate blue. Relative luminance 0.019; OKLCH L 27.3% C 0.104 H 266.0°. Best body text is #FFFFFF at 15.19:1 contrast (WCAG AA passes).

Color values

HEX	#0F2159
RGB	rgb(15, 33, 89)
HSL	hsl(225, 71%, 20%)
HSV	hsv(225, 83%, 35%)
CMYK	cmyk(83.1%, 62.9%, 0%, 65.1%)
CIE-LAB	lab(15.01, 15.89, -35.81)
CIE-LCH	lch(15.01, 39.18, 293.93°)
OKLab	oklab(27.32% -0.0072 -0.1034)
OKLCH	oklch(27.32% 0.104 266)
XYZ	xyz(2.5434, 1.9103, 9.6839)
Luminance	0.0191 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F2159 #59470F

analogous

#0F4659 #0F2159 #220F59

triadic

#0F2159 #590F21 #21590F

tetradic

#0F2159 #590F46 #59470F #0F5922

square

#0F2159 #590F46 #59470F #0F5922

split-complementary

#0F2159 #59220F #46590F

monochromatic

#040A1A #060E25 #0F2159 #18348D #2148C2

Accessibility & contrast

On white

15.19

#0F2159 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#0F2159 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F2159

15.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F2159	#FFFFFF	#000000	##FFFFFF
##0F2159	1.00	15.19	1.38	15.19
#FFFFFF	15.19	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00295B

Deuteranopia (green-blind)

#002258

Tritanopia (blue-blind)

#002F39

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #0f2159;
/* rgb */ color: rgb(15, 33, 89);
/* oklch */ color: oklch(27.3% 0.104 266.0);

Tailwind

colors: {
  custom: {
    50: '#5b5b88',
    500: '#0f2159',
    950: '#000000',
  },
}

SCSS

$custom: #0f2159;
$custom-light: #5b5b88;
$custom-dark: #000000;

JSON

{
  "hex": "#0f2159",
  "rgb": {
    "r": 15,
    "g": 33,
    "b": 89
  },
  "hsl": {
    "h": 225.405,
    "s": 71.154,
    "l": 20.392
  },
  "oklch": {
    "l": 0.27324,
    "c": 0.10367,
    "h": 266
  },
  "luminance": 0.01911
}

Semantic roles & 50–950 ramp

primary

#0F2159

secondary

#937B31

accent

#C23AEE

background

#F5F5F8

surface

#E9E9F0

border

#C5C5CB

text

#04040B

muted

#79797C

Preview Lab

Preview with #0F2159

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

Preview Lab → · Contrast checker → · Palette generator →