#0F235D#0F235D

#0F235D is a dark, moderate blue. Relative luminance 0.021; OKLCH L 28.2% C 0.107 H 265.4°. Best body text is #FFFFFF at 14.80:1 contrast (WCAG AA passes).

Color values

HEX	#0F235D
RGB	rgb(15, 35, 93)
HSL	hsl(225, 72%, 21%)
HSV	hsv(225, 84%, 36%)
CMYK	cmyk(83.9%, 62.4%, 0%, 63.5%)
CIE-LAB	lab(15.97, 16.12, -36.92)
CIE-LCH	lch(15.97, 40.28, 293.59°)
OKLab	oklab(28.16% -0.0085 -0.1066)
OKLCH	oklch(28.16% 0.107 265.4)
XYZ	xyz(2.7731, 2.0936, 10.6118)
Luminance	0.0209 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F235D #5D490F

analogous

#0F4A5D #0F235D #220F5D

triadic

#0F235D #5D0F23 #235D0F

tetradic

#0F235D #5D0F4A #5D490F #0F5D22

square

#0F235D #5D0F4A #5D490F #0F5D22

split-complementary

#0F235D #5D220F #4A5D0F

monochromatic

#040A1A #060F28 #0F235D #173792 #204BC6

Accessibility & contrast

On white

14.80

#0F235D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#0F235D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F235D

14.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F235D	#FFFFFF	#000000	##FFFFFF
##0F235D	1.00	14.80	1.42	14.80
#FFFFFF	14.80	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B5F

Deuteranopia (green-blind)

#00245C

Tritanopia (blue-blind)

#00323C

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #0f235d;
/* rgb */ color: rgb(15, 35, 93);
/* oklch */ color: oklch(28.2% 0.107 265.4);

Tailwind

colors: {
  custom: {
    50: '#5c5d8b',
    500: '#0f235d',
    950: '#000000',
  },
}

SCSS

$custom: #0f235d;
$custom-light: #5c5d8b;
$custom-dark: #000000;

JSON

{
  "hex": "#0f235d",
  "rgb": {
    "r": 15,
    "g": 35,
    "b": 93
  },
  "hsl": {
    "h": 224.615,
    "s": 72.222,
    "l": 21.176
  },
  "oklch": {
    "l": 0.28157,
    "c": 0.10697,
    "h": 265.4
  },
  "luminance": 0.02094
}

Semantic roles & 50–950 ramp

primary

#0F235D

secondary

#967D31

accent

#C039EF

background

#F5F5F8

surface

#E9E9F0

border

#C5C5CB

text

#05040C

muted

#79797D

Preview Lab

Preview with #0F235D

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

Preview Lab → · Contrast checker → · Palette generator →