#0F176A#0F176A

#0F176A is a dark, vivid blue. Relative luminance 0.018; OKLCH L 27.2% C 0.141 H 268.9°. Best body text is #FFFFFF at 15.54:1 contrast (WCAG AA passes).

Color values

HEX	#0F176A
RGB	rgb(15, 23, 106)
HSL	hsl(235, 75%, 24%)
HSV	hsv(235, 86%, 42%)
CMYK	cmyk(85.8%, 78.3%, 0%, 58.4%)
CIE-LAB	lab(14.14, 29.89, -48.51)
CIE-LCH	lch(14.14, 56.98, 301.64°)
OKLab	oklab(27.23% -0.0027 -0.1406)
OKLCH	oklch(27.23% 0.141 268.9)
XYZ	xyz(3.1040, 1.7546, 13.8079)
Luminance	0.0175 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F176A #6A620F

analogous

#0F446A #0F176A #340F6A

triadic

#0F176A #6A0F17 #176A0F

tetradic

#0F176A #6A0F44 #6A620F #0F6A34

square

#0F176A #6A0F44 #6A620F #0F6A34

split-complementary

#0F176A #6A340F #446A0F

monochromatic

#04061B #070B34 #0F176A #1723A0 #1E2ED5

Accessibility & contrast

On white

15.54

#0F176A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#0F176A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F176A

15.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F176A	#FFFFFF	#000000	##FFFFFF
##0F176A	1.00	15.54	1.35	15.54
#FFFFFF	15.54	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00286C

Deuteranopia (green-blind)

#001F69

Tritanopia (blue-blind)

#002F3F

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #0f176a;
/* rgb */ color: rgb(15, 23, 106);
/* oklch */ color: oklch(27.2% 0.141 268.9);

Tailwind

colors: {
  custom: {
    50: '#615596',
    500: '#0f176a',
    950: '#000000',
  },
}

SCSS

$custom: #0f176a;
$custom-light: #615596;
$custom-dark: #000000;

JSON

{
  "hex": "#0f176a",
  "rgb": {
    "r": 15,
    "g": 23,
    "b": 106
  },
  "hsl": {
    "h": 234.725,
    "s": 75.207,
    "l": 23.725
  },
  "oklch": {
    "l": 0.27231,
    "c": 0.1406,
    "h": 268.9
  },
  "luminance": 0.01755
}

Semantic roles & 50–950 ramp

primary

#0F176A

secondary

#A29932

accent

#E136F2

background

#F6F4F9

surface

#EBE8F2

border

#C6C4CC

text

#06030D

muted

#7A787E

Preview Lab

Preview with #0F176A

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

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