#0F125A#0F125A

#0F125A is a very dark, vivid blue. Relative luminance 0.013; OKLCH L 24.5% C 0.124 H 270.9°. Best body text is #FFFFFF at 16.74:1 contrast (WCAG AA passes).

Color values

HEX	#0F125A
RGB	rgb(15, 18, 90)
HSL	hsl(238, 71%, 21%)
HSV	hsv(238, 83%, 35%)
CMYK	cmyk(83.3%, 80%, 0%, 64.7%)
CIE-LAB	lab(11.08, 27.02, -42.93)
CIE-LCH	lch(11.08, 50.73, 302.18°)
OKLab	oklab(24.48% 0.002 -0.1243)
OKLCH	oklch(24.48% 0.124 270.9)
XYZ	xyz(2.2581, 1.2721, 9.7974)
Luminance	0.0127 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F125A #5A570F

analogous

#0F375A #0F125A #310F5A

triadic

#0F125A #5A0F12 #125A0F

tetradic

#0F125A #5A0F37 #5A570F #0F5A31

square

#0F125A #5A0F37 #5A570F #0F5A31

split-complementary

#0F125A #5A310F #375A0F

monochromatic

#04051A #060826 #0F125A #181C8E #2027C3

Accessibility & contrast

On white

16.74

#0F125A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#0F125A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F125A

16.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F125A	#FFFFFF	#000000	##FFFFFF
##0F125A	1.00	16.74	1.25	16.74
#FFFFFF	16.74	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00215C

Deuteranopia (green-blind)

#001A59

Tritanopia (blue-blind)

#002735

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #0f125a;
/* rgb */ color: rgb(15, 18, 90);
/* oklch */ color: oklch(24.5% 0.124 270.9);

Tailwind

colors: {
  custom: {
    50: '#5d508a',
    500: '#0f125a',
    950: '#000000',
  },
}

SCSS

$custom: #0f125a;
$custom-light: #5d508a;
$custom-dark: #000000;

JSON

{
  "hex": "#0f125a",
  "rgb": {
    "r": 15,
    "g": 18,
    "b": 90
  },
  "hsl": {
    "h": 237.6,
    "s": 71.429,
    "l": 20.588
  },
  "oklch": {
    "l": 0.24483,
    "c": 0.12434,
    "h": 270.9
  },
  "luminance": 0.01272
}

Semantic roles & 50–950 ramp

primary

#0F125A

secondary

#949031

accent

#E73AEE

background

#F5F4F8

surface

#EAE7F0

border

#C6C3CB

text

#05020C

muted

#79787D

Preview Lab

Preview with #0F125A

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

Preview Lab → · Contrast checker → · Palette generator →