#0F2A5A#0F2A5A

#0F2A5A is a dark, moderate blue. Relative luminance 0.025; OKLCH L 29.5% C 0.093 H 260.9°. Best body text is #FFFFFF at 14.01:1 contrast (WCAG AA passes).

Color values

HEX	#0F2A5A
RGB	rgb(15, 42, 90)
HSL	hsl(218, 71%, 21%)
HSV	hsv(218, 83%, 35%)
CMYK	cmyk(83.3%, 53.3%, 0%, 64.7%)
CIE-LAB	lab(17.90, 9.59, -31.80)
CIE-LCH	lch(17.90, 33.21, 286.78°)
OKLab	oklab(29.54% -0.0147 -0.0914)
OKLCH	oklch(29.54% 0.093 260.9)
XYZ	xyz(2.8698, 2.4953, 10.0013)
Luminance	0.0250 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#0F2A5A #5A3F0F

analogous

#0F4F5A #0F2A5A #190F5A

triadic

#0F2A5A #5A0F2A #2A5A0F

tetradic

#0F2A5A #5A0F4F #5A3F0F #0F5A19

square

#0F2A5A #5A0F4F #5A3F0F #0F5A19

split-complementary

#0F2A5A #5A190F #4F5A0F

monochromatic

#040C1A #061226 #0F2A5A #18428E #205BC3

Accessibility & contrast

On white

14.01

#0F2A5A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.50

#0F2A5A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #0F2A5A

14.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##0F2A5A	#FFFFFF	#000000	##FFFFFF
##0F2A5A	1.00	14.01	1.50	14.01
#FFFFFF	14.01	1.00	21.00	1.00
#000000	1.50	21.00	1.00	21.00
##FFFFFF	14.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0D2F5C

Deuteranopia (green-blind)

#002959

Tritanopia (blue-blind)

#00363D

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #0f2a5a;
/* rgb */ color: rgb(15, 42, 90);
/* oklch */ color: oklch(29.5% 0.093 260.9);

Tailwind

colors: {
  custom: {
    50: '#5b6389',
    500: '#0f2a5a',
    950: '#000000',
  },
}

SCSS

$custom: #0f2a5a;
$custom-light: #5b6389;
$custom-dark: #000000;

JSON

{
  "hex": "#0f2a5a",
  "rgb": {
    "r": 15,
    "g": 42,
    "b": 90
  },
  "hsl": {
    "h": 218.4,
    "s": 71.429,
    "l": 20.588
  },
  "oklch": {
    "l": 0.29538,
    "c": 0.0926,
    "h": 260.9
  },
  "luminance": 0.02496
}

Semantic roles & 50–950 ramp

primary

#0F2A5A

secondary

#947031

accent

#AD3AEE

background

#F5F5F8

surface

#E9EAF0

border

#C5C6CB

text

#04050B

muted

#79797C

Preview Lab

Preview with #0F2A5A

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

Preview Lab → · Contrast checker → · Palette generator →