#0F234E#0F234E

#0F234E is a dark, moderate blue. Relative luminance 0.019; OKLCH L 26.8% C 0.084 H 263.2°. Best body text is #FFFFFF at 15.32:1 contrast (WCAG AA passes).

Color values

HEX	#0F234E
RGB	rgb(15, 35, 78)
HSL	hsl(221, 68%, 18%)
HSV	hsv(221, 81%, 31%)
CMYK	cmyk(80.8%, 55.1%, 0%, 69.4%)
CIE-LAB	lab(14.70, 9.58, -28.87)
CIE-LCH	lch(14.70, 30.42, 288.36°)
OKLab	oklab(26.79% -0.0099 -0.083)
OKLCH	oklch(26.79% 0.084 263.2)
XYZ	xyz(2.1727, 1.8534, 7.4495)
Luminance	0.0185 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F234E #4E3A0F

analogous

#0F424E #0F234E #1A0F4E

triadic

#0F234E #4E0F23 #234E0F

tetradic

#0F234E #4E0F42 #4E3A0F #0F4E1A

square

#0F234E #4E0F42 #4E3A0F #0F4E1A

split-complementary

#0F234E #4E1A0F #424E0F

monochromatic

#050C1A #050C1B #0F234E #193A81 #2351B5

Accessibility & contrast

On white

15.32

#0F234E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#0F234E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F234E

15.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F234E	#FFFFFF	#000000	##FFFFFF
##0F234E	1.00	15.32	1.37	15.32
#FFFFFF	15.32	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#092850

Deuteranopia (green-blind)

#00224D

Tritanopia (blue-blind)

#002D34

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #0f234e;
/* rgb */ color: rgb(15, 35, 78);
/* oklch */ color: oklch(26.8% 0.084 263.2);

Tailwind

colors: {
  custom: {
    50: '#585d80',
    500: '#0f234e',
    950: '#000000',
  },
}

SCSS

$custom: #0f234e;
$custom-light: #585d80;
$custom-dark: #000000;

JSON

{
  "hex": "#0f234e",
  "rgb": {
    "r": 15,
    "g": 35,
    "b": 78
  },
  "hsl": {
    "h": 220.952,
    "s": 67.742,
    "l": 18.235
  },
  "oklch": {
    "l": 0.26794,
    "c": 0.08356,
    "h": 263.2
  },
  "luminance": 0.01854
}

Semantic roles & 50–950 ramp

primary

#0F234E

secondary

#886C31

accent

#B43DEB

background

#F5F5F7

surface

#E9E9EE

border

#C5C5C9

text

#04040A

muted

#79797C

Preview Lab

Preview with #0F234E

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

Preview Lab → · Contrast checker → · Palette generator →