#0F215A#0F215A

#0F215A is a dark, moderate blue. Relative luminance 0.019; OKLCH L 27.4% C 0.105 H 266.1°. Best body text is #FFFFFF at 15.16:1 contrast (WCAG AA passes).

Color values

HEX	#0F215A
RGB	rgb(15, 33, 90)
HSL	hsl(226, 71%, 21%)
HSV	hsv(226, 83%, 35%)
CMYK	cmyk(83.3%, 63.3%, 0%, 64.7%)
CIE-LAB	lab(15.10, 16.32, -36.33)
CIE-LCH	lch(15.10, 39.83, 294.19°)
OKLab	oklab(27.42% -0.0072 -0.1049)
OKLCH	oklch(27.42% 0.105 266.1)
XYZ	xyz(2.5857, 1.9272, 9.9066)
Luminance	0.0193 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F215A #5A480F

analogous

#0F465A #0F215A #220F5A

triadic

#0F215A #5A0F21 #215A0F

tetradic

#0F215A #5A0F46 #5A480F #0F5A22

square

#0F215A #5A0F46 #5A480F #0F5A22

split-complementary

#0F215A #5A220F #465A0F

monochromatic

#040A1A #060E26 #0F215A #18348E #2047C3

Accessibility & contrast

On white

15.16

#0F215A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#0F215A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F215A

15.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F215A	#FFFFFF	#000000	##FFFFFF
##0F215A	1.00	15.16	1.39	15.16
#FFFFFF	15.16	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00295C

Deuteranopia (green-blind)

#002359

Tritanopia (blue-blind)

#002F39

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #0f215a;
/* rgb */ color: rgb(15, 33, 90);
/* oklch */ color: oklch(27.4% 0.105 266.1);

Tailwind

colors: {
  custom: {
    50: '#5b5b89',
    500: '#0f215a',
    950: '#000000',
  },
}

SCSS

$custom: #0f215a;
$custom-light: #5b5b89;
$custom-dark: #000000;

JSON

{
  "hex": "#0f215a",
  "rgb": {
    "r": 15,
    "g": 33,
    "b": 90
  },
  "hsl": {
    "h": 225.6,
    "s": 71.429,
    "l": 20.588
  },
  "oklch": {
    "l": 0.2742,
    "c": 0.10519,
    "h": 266.1
  },
  "luminance": 0.01927
}

Semantic roles & 50–950 ramp

primary

#0F215A

secondary

#947C31

accent

#C33AEE

background

#F5F5F8

surface

#E9E9F0

border

#C5C5CB

text

#04040B

muted

#79797C

Preview Lab

Preview with #0F215A

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

Preview Lab → · Contrast checker → · Palette generator →