#0F185F#0F185F

#0F185F is a dark, vivid blue. Relative luminance 0.016; OKLCH L 26.1% C 0.124 H 269.2°. Best body text is #FFFFFF at 15.96:1 contrast (WCAG AA passes).

Color values

HEX	#0F185F
RGB	rgb(15, 24, 95)
HSL	hsl(233, 73%, 22%)
HSV	hsv(233, 84%, 37%)
CMYK	cmyk(84.2%, 74.7%, 0%, 62.7%)
CIE-LAB	lab(13.11, 24.95, -42.93)
CIE-LCH	lch(13.11, 49.65, 300.16°)
OKLab	oklab(26.11% -0.0016 -0.1243)
OKLCH	oklch(26.11% 0.124 269.2)
XYZ	xyz(2.5885, 1.5808, 10.9929)
Luminance	0.0158 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F185F #5F560F

analogous

#0F405F #0F185F #2E0F5F

triadic

#0F185F #5F0F18 #185F0F

tetradic

#0F185F #5F0F40 #5F560F #0F5F2E

square

#0F185F #5F0F40 #5F560F #0F5F2E

split-complementary

#0F185F #5F2E0F #405F0F

monochromatic

#04071A #070B2A #0F185F #172594 #2033C9

Accessibility & contrast

On white

15.96

#0F185F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#0F185F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F185F

15.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F185F	#FFFFFF	#000000	##FFFFFF
##0F185F	1.00	15.96	1.32	15.96
#FFFFFF	15.96	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002661

Deuteranopia (green-blind)

#001E5E

Tritanopia (blue-blind)

#002C39

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #0f185f;
/* rgb */ color: rgb(15, 24, 95);
/* oklch */ color: oklch(26.1% 0.124 269.2);

Tailwind

colors: {
  custom: {
    50: '#5e558d',
    500: '#0f185f',
    950: '#000000',
  },
}

SCSS

$custom: #0f185f;
$custom-light: #5e558d;
$custom-dark: #000000;

JSON

{
  "hex": "#0f185f",
  "rgb": {
    "r": 15,
    "g": 24,
    "b": 95
  },
  "hsl": {
    "h": 233.25,
    "s": 72.727,
    "l": 21.569
  },
  "oklch": {
    "l": 0.26114,
    "c": 0.12436,
    "h": 269.2
  },
  "luminance": 0.01581
}

Semantic roles & 50–950 ramp

primary

#0F185F

secondary

#988D32

accent

#DB38EF

background

#F5F4F8

surface

#EAE8F0

border

#C6C4CB

text

#05030C

muted

#79787D

Preview Lab

Preview with #0F185F

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

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