#0F1A58#0F1A58

#0F1A58 is a dark, moderate blue. Relative luminance 0.015; OKLCH L 25.7% C 0.112 H 268.9°. Best body text is #FFFFFF at 16.04:1 contrast (WCAG AA passes).

Color values

HEX	#0F1A58
RGB	rgb(15, 26, 88)
HSL	hsl(231, 71%, 20%)
HSV	hsv(231, 83%, 35%)
CMYK	cmyk(83%, 70.5%, 0%, 65.5%)
CIE-LAB	lab(12.89, 20.67, -38.60)
CIE-LCH	lch(12.89, 43.79, 298.16°)
OKLab	oklab(25.72% -0.0022 -0.1117)
OKLCH	oklch(25.72% 0.112 268.9)
XYZ	xyz(2.3272, 1.5447, 9.4061)
Luminance	0.0155 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F1A58 #584D0F

analogous

#0F3E58 #0F1A58 #280F58

triadic

#0F1A58 #580F1A #1A580F

tetradic

#0F1A58 #580F3E #584D0F #0F5828

square

#0F1A58 #580F3E #584D0F #0F5828

split-complementary

#0F1A58 #58280F #3E580F

monochromatic

#04081A #060B24 #0F1A58 #18298C #2139C1

Accessibility & contrast

On white

16.04

#0F1A58 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#0F1A58 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F1A58

16.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F1A58	#FFFFFF	#000000	##FFFFFF
##0F1A58	1.00	16.04	1.31	16.04
#FFFFFF	16.04	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00255A

Deuteranopia (green-blind)

#001E57

Tritanopia (blue-blind)

#002A36

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #0f1a58;
/* rgb */ color: rgb(15, 26, 88);
/* oklch */ color: oklch(25.7% 0.112 268.9);

Tailwind

colors: {
  custom: {
    50: '#5b5688',
    500: '#0f1a58',
    950: '#000000',
  },
}

SCSS

$custom: #0f1a58;
$custom-light: #5b5688;
$custom-dark: #000000;

JSON

{
  "hex": "#0f1a58",
  "rgb": {
    "r": 15,
    "g": 26,
    "b": 88
  },
  "hsl": {
    "h": 230.959,
    "s": 70.874,
    "l": 20.196
  },
  "oklch": {
    "l": 0.25723,
    "c": 0.11172,
    "h": 268.9
  },
  "luminance": 0.01545
}

Semantic roles & 50–950 ramp

primary

#0F1A58

secondary

#928331

accent

#D33AEE

background

#F5F5F8

surface

#E9E9F0

border

#C5C5CB

text

#05030B

muted

#79787C

Preview Lab

Preview with #0F1A58

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

Preview Lab → · Contrast checker → · Palette generator →