#0F115A#0F115A

#0F115A is a very dark, vivid blue. Relative luminance 0.012; OKLCH L 24.3% C 0.125 H 271.1°. Best body text is #FFFFFF at 16.82:1 contrast (WCAG AA passes).

Color values

HEX	#0F115A
RGB	rgb(15, 17, 90)
HSL	hsl(238, 71%, 21%)
HSV	hsv(238, 83%, 35%)
CMYK	cmyk(83.3%, 81.1%, 0%, 64.7%)
CIE-LAB	lab(10.85, 27.66, -43.31)
CIE-LCH	lch(10.85, 51.39, 302.57°)
OKLab	oklab(24.32% 0.0024 -0.1254)
OKLCH	oklch(24.32% 0.125 271.1)
XYZ	xyz(2.2423, 1.2404, 9.7921)
Luminance	0.0124 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F115A #5A580F

analogous

#0F365A #0F115A #320F5A

triadic

#0F115A #5A0F11 #115A0F

tetradic

#0F115A #5A0F36 #5A580F #0F5A32

square

#0F115A #5A0F36 #5A580F #0F5A32

split-complementary

#0F115A #5A320F #365A0F

monochromatic

#04051A #060726 #0F115A #181B8E #2025C3

Accessibility & contrast

On white

16.82

#0F115A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#0F115A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F115A

16.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F115A	#FFFFFF	#000000	##FFFFFF
##0F115A	1.00	16.82	1.25	16.82
#FFFFFF	16.82	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00215C

Deuteranopia (green-blind)

#001959

Tritanopia (blue-blind)

#002735

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #0f115a;
/* rgb */ color: rgb(15, 17, 90);
/* oklch */ color: oklch(24.3% 0.125 271.1);

Tailwind

colors: {
  custom: {
    50: '#5d508a',
    500: '#0f115a',
    950: '#000000',
  },
}

SCSS

$custom: #0f115a;
$custom-light: #5d508a;
$custom-dark: #000000;

JSON

{
  "hex": "#0f115a",
  "rgb": {
    "r": 15,
    "g": 17,
    "b": 90
  },
  "hsl": {
    "h": 238.4,
    "s": 71.429,
    "l": 20.588
  },
  "oklch": {
    "l": 0.24322,
    "c": 0.12542,
    "h": 271.1
  },
  "luminance": 0.01241
}

Semantic roles & 50–950 ramp

primary

#0F115A

secondary

#949131

accent

#E93AEE

background

#F5F4F8

surface

#EAE7F0

border

#C6C3CB

text

#05020C

muted

#79787D

Preview Lab

Preview with #0F115A

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

Preview Lab → · Contrast checker → · Palette generator →