#0F225B#0F225B

#0F225B is a dark, moderate blue. Relative luminance 0.020; OKLCH L 27.7% C 0.105 H 265.7°. Best body text is #FFFFFF at 15.00:1 contrast (WCAG AA passes).

Color values

HEX	#0F225B
RGB	rgb(15, 34, 91)
HSL	hsl(225, 72%, 21%)
HSV	hsv(225, 84%, 36%)
CMYK	cmyk(83.5%, 62.6%, 0%, 64.3%)
CIE-LAB	lab(15.49, 16.01, -36.37)
CIE-LCH	lch(15.49, 39.73, 293.76°)
OKLab	oklab(27.74% -0.0079 -0.105)
OKLCH	oklch(27.74% 0.105 265.7)
XYZ	xyz(2.6567, 2.0006, 10.1416)
Luminance	0.0200 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F225B #5B480F

analogous

#0F485B #0F225B #220F5B

triadic

#0F225B #5B0F22 #225B0F

tetradic

#0F225B #5B0F48 #5B480F #0F5B22

square

#0F225B #5B0F48 #5B480F #0F5B22

split-complementary

#0F225B #5B220F #485B0F

monochromatic

#040A1A #060E26 #0F225B #183690 #2049C4

Accessibility & contrast

On white

15.00

#0F225B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#0F225B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F225B

15.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F225B	#FFFFFF	#000000	##FFFFFF
##0F225B	1.00	15.00	1.40	15.00
#FFFFFF	15.00	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A5D

Deuteranopia (green-blind)

#00235A

Tritanopia (blue-blind)

#00303A

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #0f225b;
/* rgb */ color: rgb(15, 34, 91);
/* oklch */ color: oklch(27.7% 0.105 265.7);

Tailwind

colors: {
  custom: {
    50: '#5c5c8a',
    500: '#0f225b',
    950: '#000000',
  },
}

SCSS

$custom: #0f225b;
$custom-light: #5c5c8a;
$custom-dark: #000000;

JSON

{
  "hex": "#0f225b",
  "rgb": {
    "r": 15,
    "g": 34,
    "b": 91
  },
  "hsl": {
    "h": 225,
    "s": 71.698,
    "l": 20.784
  },
  "oklch": {
    "l": 0.27741,
    "c": 0.10533,
    "h": 265.7
  },
  "luminance": 0.02001
}

Semantic roles & 50–950 ramp

primary

#0F225B

secondary

#957C31

accent

#C139EE

background

#F5F5F8

surface

#E9E9F0

border

#C5C5CB

text

#05040C

muted

#79797D

Preview Lab

Preview with #0F225B

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

Preview Lab → · Contrast checker → · Palette generator →